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If a Li 2+ ion, initially in the 2nd excited state absorbs a photon of light with a fequency of 2.82 X 10^6 GHz, what will be the final energy level for this electron? Show all stepts to get final

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  1. AP CHEMISTRY

    If a Li 2+ ion, initially in the 2nd excited state absorbs a photon of light with a fequency of 2.82 X 10^6 GHz, what will be the final energy level for this electron? Show all stepts to get final energy level. i have no clue what this question is even
  2. CHEMISTRY

    If a Li 2+ ion, initially in the 2nd excited state absorbs a photon of light with a fequency of 2.82 X 10^6 GHz, what will be the final energy level for this electron? Show all stepts to get final energy level. i have no clue what this question is even
  3. Physics

    A hydrogen atom in an excited state emits a Balmer beta photon followed by a Lyman alpha photon. The electron decay from: the first excited state to the ground state, the second excited state to the ground state, the third excited state to the first
  4. physics

    Hydrogen atom is initially in the ground state. It is excited by a photon bombardment and it then undergoes a transition from n = 3 to n=2 state. a) What is the frequency of the bombarding photon? b) What are the energy, momentum and the wavelength of the
  5. chemistry help !!!!!!!!!!!!!!!!

    a)A N6+ ion in its ground state absorbs an X-ray photon of energy 2.0000 keV. Explain what happens to the ion and why. b)Explain why the nitrogen ion N6+ is a hydrogen-like ion. Assuming the ion is for the major stable isotope 14N, state which sub-atomic
  6. physics

    A singly ionized helium atom is in the ground state. It absorbs energy and makes a transition to the n = 3 excited state. The ion returns to the ground state by emitting two photons. What are their wavelengths of a lower and higher energy photon?
  7. physics

    A hydrogen atom in an excited state emits a Balmer beta photon followed by a Lyman alpha photon. The electron decayed from the third excited state to the first excited state to the ground state. True or False.
  8. chemistry

    A Li2+ ion had its electron in an excited state. When the electron relaxed to the ground state (n = 1) a photon of light was emitted with an energy of 1.884×10−17 J. What energy level was the electron in before it transitioned to the ground state?
  9. Physics

    A hydrogen atom initially in its ground state (n = 1) absorbs a photon and ends up in the state for which n = 3. What is the energy of the absorbed photon? *I found the energy of the atom at the ground state and at n = 3. I subtracted the final from the
  10. physics

    An excited atom emits a photon of a certain frequency. Then two photons of this frequency fly towards the atom. Which of the following is likely to happen next? 1. An atom will emit another photon of the same frequency. 2. The atom will absorb one of the
  11. physics

    An excited atom emits a photon of a certain frequency. Then two photons of this frequency fly towards the atom. Which of the following is likely to happen next? 1. An atom will emit another photon of the same frequency. 2. The atom will absorb one of the
  12. Physics

    A hydrogen atom is in the ground state. It absorbs energy and makes a transition to the n = 5 excited state. The atom returns to the ground state by emitting two photons, one in dropping to n = 4 state, and one in further dropping to the ground state. What
  13. physics

    You are shining ultraviolet light on a gas of an unknown element. You know that an electron starts in a ground state with an energy of -19.10 eV. The electron absorbs a 4.00-eV photon. The electron immediately drops to an intermediate energy state Einter
  14. Physics

    Part A Determine the energy of a photon whose absorption changes a He+ ion from the n = 1 to the n = 6 state. Determine the wavelength of a photon whose absorption changes a He+ ion from the n = 1 to the n = 6 state. Determine the frequency of a photon
  15. chem

    A ground state hydrogen atom absorbs a photon of light having a wavelength of 92.30 nm. It then gives off a photon having a wavelength of 384 nm. What is the final state of the hydrogen atom? Values for physical constants can be found here.
  16. science chemistry

    A ground state hydrogen atom absorbs a photon of light having a wavelength of 93.03 nm. It then gives off a photon having a wavelength of 396.9 nm. What is the final state of the hydrogen atom? Values for physical constants can be found here.
  17. Chem

    The brilliant color of fireworks is produced by shells containing lithium carbonate (Li2CO3) that are launched into the night sky and explode. The explosions produce enough energy to vaporize the Li2CO3 and produce excited state lithium atoms. These atoms
  18. Chemistry

    A ground state hydrogen atom absorbs a photon of light having a wavelength of 93.03 nm. It then gives off a photon having a wavelength of 1005 nm. What is the final state of the hydrogen atom? What is the equation to solve this?
  19. physics

    A monochromatic light beam with energy 204eV is used to excite the Be+3 (H –like atom with Z=4) from its ground state to some excited state m. Neglect the finite nuclear mass correction. a) Find the quantum number m of this excited state. b) Following
  20. Chemistry

    A ground state hydrogen atom absorbs a photon of light having a wavelength of 93.77 nm. It then gives off a photon having a wavelength of 2630 nm. What is the final state of the hydrogen atom?
  21. chemistry

    A ground state hydrogen atom absorbs a photon of light having a wavelength of 93.73 nm. It then gives off a photon having a wavelength of 1094 nm. What is the final state of the hydrogen atom?
  22. chem

    A ground state hydrogen atom absorbs a photon of light having a wavelength of 93.03 nm. It then gives off a photon having the wavelength of 2165 nm. What is the final state of the hydrogen atom?
  23. chemistry

    A ground state hydrogen atom absorbs a photon of light having a wavelength of 93.77 nm. It then gives off a photon having a wavelength of 1100 nm. What is the final state of the hydrogen atom
  24. Chemistry

    A ground state hydrogen atom absorbs a photon of light having a wavelength of 94.96 nm. It then gives off a photon having a wavelength of 95 nm. What is the final state of the hydrogen atom? I think I got 5 for an answer, but I am not sure if I did this
  25. Chemistry help

    A ground state hydrogen atom absorbs a photon of light having a wavelength of 93.77 nm. It then gives off a photon having a wavelength of 94 nm. What is the final state of the hydrogen atom?
  26. Chem

    A ground state hydrogen atom absorbs a photon of light having a wavelength of 94.96 nm. It then gives off a photon having a wavelength of 95 nm. What is the final state of the hydrogen atom?
  27. Chemistry

    A Be3+ ion absorbs a photon with a frequency of 7.31 × 1015 Hz. If the energy of the final state of the Be3+ ion was -3.88 × 10(-18) J, calculate the energy of the initial state. Express answer in scientific notation. My work so far: delta E = (h)(v)
  28. physics

    An atom absorbs a yellow photon in the transition from its 2s to its 3s state (see figure on the left, not drawn to scale). What color photon might it emit in a transition from the 3s to the 2p state?
  29. Physics check

    An excited atom decays to its ground state and emits a green photon. If the atom decayed to an intermediate state instead, the photon emitted could be.... red or blue?
  30. Chemistry

    An electron is excited from the n=1 ground state to the n=3 state in a hydrogen atom. Which of the following statements are true? Correct the false statements to make them true. A. It takes more energy to ionize (completely remove) the electron from n=3
  31. physics

    In Bohr's model of the hydrogen atom, the radius of an orbit a. is proportional to n2. b. is smallest for the highest energy state. c. increases when a photon of light is emitted from an excited atom. d. can have any value that is larger than the
  32. Physics

    What is the longest wavelength of light that can be absorbed by a hydrogen atom that is initially in the second excited state?
  33. chemistry

    The electron from a hydrogen atom drops from an excited state into the ground state. When an electron drops into a lower-energy orbital, energy is released in the form of electromagnetic radiation. Part A: How much energy does the electron have initially
  34. chemistry

    An hydrogen atom in the ground state absorbs a photon with a wavelength one and after release a photon with a wavelength two,on which orbital will drop the electron?
  35. Chemistry

    A hydrogen atom in the ground state absorbs a photon with a wavelength and after it release a photon with a second wavelength. On which orbital will drop the electron?
  36. chemistry

    An electron in the n = 5 excited state of a hydrogen atom emits a photon of 1281 nm light. To what energy level does the electron move? Any ideas on an equation for this? Is it some kind of backward version of Rydburg Eq?
  37. Chemistry

    An electron initially in the n = 2 energy level in a hydrogen atom absorbs a photon of light with a frequency of 6.167 x 1014 s-1. Calculate the new energy level the electron will occupy. I am not sure how to being.
  38. Chemistry

    Sodium vapor lamps, use for public lighting, emits 489 nm yellow light. What energy is emitted by: a) an excited sodium atom when it generates a photon? b) 1 mole of excited sodium atoms at this wavelength?
  39. chemistry

    sodium vapor lamps, used for public lighting, emit 489nm yellow light. what energy is emitted by: (a) an excited sodium atom when it generates a photon? (b) 1 mol of excited sodium atoms at this wavelength?
  40. chemistry

    How do you think this relates to fireworks? In your explanation be sure to use the following key terms: Ground state Excited state Photon Energy Spectrum
  41. AStronomy

    how many e V are absorbed by an electron from the L alpha photon l_alpha photon (la) when the electron is excited from its ground stated (n=1) to the first excited level (n=2)
  42. physics again

    Why don't sparklers burn you? i don't understand if they're hot then how do they have little heat? and were learning about electric forces so it must have something with that Sparklers produce light by means of an electroluminescent reaction. A chemical
  43. Chemistry

    3. Using Bohr’s model of the atom, calculate the energy required to move an electron from a ground state of n = 2 to an excited state of n = 3. Express your answer in both J/photon and kJ/mol.
  44. physics

    Please help me answer the question below and also show equations and steps of how you came to your answer. Thank you 1. The electron in a hydrogen tom is in the first excited state, when the electron acquires an additional 2.86eV of energy. What is the
  45. Physics

    Please help me answer the question below and also show equations and steps of how you came to your answer. Thank you 1. The electron in a hydrogen tom is in the first excited state, when the electron acquires an additional 2.86eV of energy. What is the
  46. Chemistry

    The hydrogen atomic emission spectrum includes a UV line with a wavelength of 92.3 nm. Is this line associated with a transition between different excited states or between an excited state and the ground state? What is the value of n1 of this transition?
  47. physics

    the first excited state of the nucleus of uranium-235 is 0.051 MeV above the ground state. what is the wavelength of the photon emitted when the nucleus makes a transition to the ground state? (in meters)
  48. physics

    the first excited state of the nucleus of uranium-235 is 0.051 MeV above the ground state. what is the wavelength of the photon emitted when the nucleus makes a transition to the ground state? (in meters)
  49. Chemistry - College

    The ionization energy of a certain element is 472 kJ/mol. However, when the atoms of this element are in the first excited state, the ionization energy is only 166 kJ/mol. Based on this information, calculate the wavelength of light emitted in a transition
  50. Chemistry

    The first excited state of the hydrogen atom is separated from the ground state by 10.2 eV. (a) At what wavelength does this occur and what is the energy difference in kJ mol-1 between the ground and excited states? Show your working in each case. (b) If
  51. Physics- Multiple Choice

    I need help on these 3 questions. 1. The probability that an electron will return to a lower energy level by emitting a photon is called: a. spontaneous emission b. line emission c. the Bohr radius d. the ground state I'm thinking that this one is D. 2.
  52. chemistry

    determine the end (final) value of n in a hydrogen atom transition, if the electron starts in n=2 and absorbs a photon of light with a frequency of 4.57 x 10^14 Hz.
  53. chemistry

    The observation for three materials shows: Material A absorbs all the visible light (opaque) Material B is transparent to all the visible light (transparent) Material C absorbs blue light but is transparent to red light. (Blue light has wavelength 0.4 �m,
  54. Math

    The observation for three materials shows: Material A absorbs all the visible light (opaque) Material B is transparent to all the visible light (transparent) Material C absorbs blue light but is transparent to red light. (Blue light has wavelength 0.4 �m,
  55. chemistry

    The observation for three materials shows: Material A absorbs all the visible light (opaque) Material B is transparent to all the visible light (transparent) Material C absorbs blue light but is transparent to red light. (Blue light has wavelength 0.4 �m,
  56. physics

    The observation for three materials shows: Material A absorbs all the visible light (opaque) Material B is transparent to all the visible light (transparent) Material C absorbs blue light but is transparent to red light. (Blue light has wavelength 0.4 �m,
  57. electron

    An electron drops from the fourth energy level, in an atom to the third level and then to the first level. Two frequencies of light are emitted. How does their combined energy compare with the energy of the single frequency that would be emitted if the
  58. Chemistry

    what is the lowest frequency photon that can ionize a hydrogen atom with excited state electron configuration 3s1
  59. chemistry

    A H atom absorbs a photon with a wavelength of 9.50 × 10^1 nm. If the energy of the final state of the H atom was -8.72 × 10^(-20) J, calculate the energy of the initial state. Express answer in scientific notation
  60. Science

    A photon with a wavelength (λ) of 3.091 x 10–7 m strikes an atom of hydrogen. Determine the velocity (in meters/second) of an electron ejected from the excited state, n = 3.
  61. chemistry

    A photon with a wavelength (λ) of 3.091 x 10–7 m strikes an atom of hydrogen. Determine the velocity (in meters/second) of an electron ejected from the excited state, n = 3.
  62. chemestry

    Sodium vapour lamps used for public lighting emitting 589 nm yellow light. Calculate the energy emitted by: an excited atom when it generates a photon at this wavelength and calculate the energy emitted by 0.1mol of excited Sodium atom at this wave length?
  63. Physics

    5. An electron in an excited state falls to the ground state by interaction with a free electron. Write the equation to represent this process. Will any photon be emitted in this case? Why or why not? 6. What is optical depth? What happens if a medium is
  64. chemistry

    determine the end value of n in a hydrogen atom transition if the electron starts in n=2 and the atom absorbs a photon of light with a frequency of 4.57 times 10^14 Hz
  65. Chem

    From the information below, identify element X. a. The wavelength of the radio waves sent by an FM station broadcasting at 97.1 MHz is 30.0 million (3.00 X lo7) times greater than the wavelength corresponding to the energy difference between a particular
  66. Chemistry

    An electron of a hydrogen atom falling from n=3 in the excited state to back to ground state gives off about 12eV. what form the "light" will it give off?
  67. Chemistry

    A hydrogen atom electron in an excited state with n = 7 drops to a lower energy state with n = 3. What is the wavelength of the light emitted in this transition
  68. physics

    A photon of light has a wavelength of about 600 nm (1nm = 1 x 10-9 m). What is the energy of this photon of light? Show all calculations leading to an answer.
  69. Physics

    The energy of the nth excited state of a hydrogen atom is proportional to 100 - (100/n2). 1) Using this formula, calculate the energy of the first five energy states. 2) How many spectral lines are possible for the transition of a photon in the n= 5 state
  70. Physics

    An electron begins in the n = 7 orbital of a hydrogen atom. It then emits a photon of wavelength λ and falls to a lower energy level. Before it has a chance to change levels again, it absorbs a 10 eV photon and is ejected from the atom with a kinetic
  71. Chemistry (Electrons in Atoms)

    True or False. 1)Electrons give off light as they drop to lower energy levels. 2)Electrons travel around the nucleus as waves. 3)A photon of low frequency light has more energy than a photon of high frequency light. 4)Orbitals with equal energy levels each
  72. chemistry

    the electron in a ground state h atom absorbs a photon of wavelength 102.57nm to what energy level does the electron move
  73. chem

    The electron in a ground state H atom absorbs a photon of wavelength 121.57nm, to what energy level does the electron move?
  74. physics

    Please could someone advise me on answering this question. I need to explain why when infrared radiation falls on fluorescent material no visble light is emitted. Is this something to do with infrared being at the lower energy end of the spectrum? I would
  75. chemistry

    The following describes the process of an atom emitting light. Place the steps in order: (I already know the first two steps are: 1. Energy is absorbed by electrons and excitation occurs and 2. Electrons move from the ground state to the excited state.)
  76. Chemistry

    Purple light in the visible region of the electromagnetic spectrum has a shorter wavelength than does the green region of the spectrum. Which of the following can you conclude? Is it: a)a photon of purple light has a higher frequency than does a photon of
  77. Physical Science

    I need help with some of these questions: 1.If you look at a red leaf, what describes what happens when you see it? A.The leaf absorbs red light from our eyes B.Our eyes reflect red light back to the leaf C.Red light reflected from the leaf enters our eyes
  78. chemistry

    The electron in a hydrogen atom is excited and makes a transition from n=2 to n=7 a. calculate the energy of the photon absorbed in joules. b. calculate the wavelength of the photon in meters HOW DO I DO THIS?
  79. Science

    Find out the energy of emitted photon when an electron in Li2+ ion returns to its ground state from n=2 level.
  80. CHEM

    The electron from a hydrogen atom drops from an excited state into the ground state. When an electron drops into a lower-energy orbital, energy is released in the form of electromagnetic radiation. Part A: How much energy does the electron have initially
  81. Chem!

    How much energy does the electron have initially in the n=4 excited state? Enter your answer numerically in joules.
  82. Physics

    A triply ionized beryllium atom (Be3+) has only one electron in orbit about the nucleus. What is the radius of the ion when it is in the n = 9 excited state?
  83. Physics help please

    Calculate the allowed wavelengths for the emission of a photon initially in the n=3 state in a hydrogen atom
  84. Chemistry

    Determine the final end (final) value of n in a hydrogen atom transition, if electron starts in n = 1 and the atom absorbs a photon of light with an energy of 2.044 X 10^-18J? A) 3 B) 4 C) 2 D) 6 E) 5
  85. Chemistry

    When an electron makes a transition from the n=3 to the n=2 hydrogen atom bohr orbit, the energy difference between these two orbits (3.0x10^-19 J) is given off in a photon of light. The relationship ... between the energy of a photon and its wavelength is
  86. Vince

    Please show work for Determine the final end (final) value of n in a hydrogen atom transition, if electron starts in n = 1 and the atom absorbs a photon of light with an energy of 2.044 X 10^-18J? thank you very much for your help
  87. Chemistry

    From the information below, identify element X. a. The wavelength of the radio waves sent by an FM station broadcasting at 97.1 MHz is 30.0 million (3.00 e7) times greater than the wavelength corresponding to the energy difference between a particular
  88. chemistry

    I am confused on how to even start this problem... A ground state H atom absorbs a photon of wavelength 94.91 nm, and its electron attains a higher energy level. The atom then emits two photons: one of wavelength 1281 nm to reach an intermediate level, and
  89. chemistry

    I am confused on how to even start this problem... A ground state H atom absorbs a photon of wavelength 94.91 nm, and its electron attains a higher energy level. The atom then emits two photons: one of wavelength 1281 nm to reach an intermediate level, and
  90. Physics

    A photon of light has a wavelength of about 600 nm (1nm = 1 x 10-9 m). What is the energy of this photon of light? how do I solve this step by step?
  91. Physics

    A hydrogen atom is in its third excited state (n=4). Using Bohr theory of the atom calculate (a) the radius of the orbit, (b) the linear momentum of the electron, (c) the angular momentum of the electron (d) the kinetic energy (e) the potential energy, and
  92. physics

    Orders of magnitude 4: Assume again a Rubidium atom (mass m=87⋅u) is initially at rest. Again it then absorbs a photon of wavelength λ=780 nm. What is the kinetic energy Ekin of the atom after this process? Please give the energy in μK⋅kB units. This
  93. Chemistry

    An energetically excited hydrogen atom has its electron in a 5f subshell. The electron drops down to the 3d subshell, releasing a photon in the process. What wavelength of light (in nm) is emitted by the process?
  94. Atomic physics

    5)a. Electrons accelerated by a potential difference of 12.23 V pass through a gas of hydrogen atoms at room temperature. Calculate the wavelength of light emitted with the longest possible wavelength. b. Calculate the wavelength of light emitted with the
  95. Ap Chemistry

    Calculate the wavelength of light that must be absorbed by hydrogen atom in its ground state to reach the excited ste of E=+2.914*10^(-18)
  96. chemistry

    radium-266 may emit a photon of light with a frequency of 4.5x 10^19 s^-1 when it undergoes nuclear fission. what is the wavelength in pm of this photon?
  97. chemistry

    Identify the neutral element represented by this excited-state electron configuration, then write the ground-state electron configuration for that element. Excited State: 1s2 2s2 2p2 3s1 Element Symbol: ? Ground State: ?
  98. Physics/electricity

    In the Bohr model of the hydrogen atom, an electron in the 2nd excited state moves at a speed of 5.48X10^5 m/s in a circular path having a radius of 2.12X10^-10 m. What is the effective current associated with this orbiting electron?
  99. DrBob222-Questions

    Can you please check these for me. Thank you very much in return:-) For Al2(SO4)3 you gave me Aluminum ion and Sulfate ion. These are the rest: CaCl2 = Calcium ion and Chlorite ion Na2O = Sodium ion and Oxygen ion AgCl = silver ion and chlorine ion Na3PO4
  100. English

    1. He was excited to watch the game. 2. He was excited watching the game. (Which one is grammatical? Are both OK? What is the difference between them?) English - Writeacher, Wednesday, November 13, 2013 at 8:07am Both are OK, but they have slightly

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