For each of the following, write the electron configuration and Lewis symbol: A. In B. In- C. K+ D. I-

35,464 results
  1. Chemistry: Electron Configurations

    Write the electron configuration for the following ion. V3+ I got 1s^2 2s^2 2p^6 3s^2 3p^6 4s^2. In simplified form, I got [Ar]4s^2. I checked my answer against the answer given in the back of my chemistry textbook, and the two didn't correspond. The

  2. 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: ?

  3. Chemistry

    Write a chemical equation representing the second ionization energy for lithium. use e- as the symbol for an electron.

  4. Chemistry

    how do i write the complete electron configuration for Ga3+ and Mg2+????????????

  5. Chemistry

    1) What is the atomic # for selenium? 34 2) Write the full electron configuration for selenium following the (n+l) rule? I am not sure what is meant by n+l 3) write the electron configuration, grouping electrons by their "n" values. [Ar]3d10 4s2 4p4 Are

  6. AP Chemistry

    Which of the following electron configurations correspond to an excited state? Identify the atoms and write the ground-state electron configuration where appropriate. If the configuration is a noble gas, enter the noble gas in brackets, for example [Ne]

  7. Chemistry

    -Calcium chloride contains calcium and chloride ions. Write the ground-state electron configuration for the calcium ion. -Write the ground-state electron configuration for the chloride ion.

  8. CHEM

    Consider the following neutral electron configurations in which 'n' has a constant value. Which configuration would belong to the element with the most negative electron affinity, E-ea? a) ns^2 b) ns^2 np^2 c) ns^2 np^5 d) ns^2 np^6 would the answer be

  9. Chemistry

    Metals lose electrons under certain conditions to attain a noble-gas electron configuration. How many electrons must be lost by the element Ca? Is it 2 e^-? Which noble-gas electron configuration is attained in this process? argon radon krypton xenon

  10. chemistry

    Write both the complete electron-configuration notation and the noble-gas notation for each of the elements below a. Na b. Sr c. P

  11. Chem help

    Answer the questions below for an element that has the electron configuration 1s2 2s2 2p6 3s2 3p6 4s1. A. What is the symbol for this element? B. What is the atomic number of this element? C. How many unpaired electrons does an atom of this elelemt have?

  12. Chemistry

    Electron configuration for phosphorus is 1s2 2s2 2p6 3s2 3p3. So the number of electron must be 15 , right ? But , what if m = 1 ? Does it effect the number of electron ?

  13. Chemistry

    Use these answers for questions 4 - 7. (A) 1s2 2s22p5 3s23p5 (B) 1s2 2s22p6 3s23p6 (C) 1s2 2s22p62d10 3s23p6 (D) 1s2 2s22p6 3s23p63d5 (E) 1s2 2s22p6 3s23p63d3 4s2 4. An impossible electronic configuration 5. The ground-state configuration for the atoms of

  14. Chemistry

    What is the electron configuration called that has 18 electrons in the outer energy level and all of the orbitals filled? Noble gas configuration

  15. Chemistry

    An element with the symbol Z has the electron configuration 2.8.6. Which species is this elrment most likely to form? A. The ion Z 2+ B. The ion Z 6+ C. The compound H subscript 2 Z D. The compound Z subscript 6 F Which ionization requires the most energy?

  16. Chemistry

    Which group of elements is characterized by an s2p3 configuration? What is the electron configuration of group 15? http://www.chemsoc.org/visElements/pages/data/intro_groupv_data.html thanks

  17. Lauren

    Write the electron configuration of Sn and Sn2+ Give the electron configuration of Cu+ and Cu2+

  18. Potassium (chem)

    Confirm that the experimentally observed electronic configuration of K, 1s22s22p63s23p64s1 is energetically more stable than the configuration 1s22s22p63s23p63d1. __ i know that it is energetically more stable for the electron to occupy the 4s orbital than

  19. Chemistry

    Write the element symbol and charge for this monatomic ion: Consider a monatomic ion that has the electron configuration of [Kr]4d^10 5s^2 and a charge of 2+

  20. CHEMISTRY

    1. For the ion Fe3+ what is the electron configuration and electron atrangement? please explain... i do not understand... 2. F- +. Br2----> Br- + Cl2----->

  21. chemistry

    1. Write the electron configuration for each atom or ion. Then explain the distribution of electrons among energy levels. Ca, Be2+, and Br- I already found the electron configurations but I don't understand the second part of the question.(Then explain the

  22. College Chemistry

    Write a complete set of quantum numbers for the 5th electron added to H ion..(5th electron in any electron configuration). n= l= m(l)= m(s)=

  23. Chemistry

    Suppose that a stable element with atomic number 119, symbol Wr, has been discovered. (a) Write the ground-state electron configuration for Wr, showing only the valence-shell electrons. (b) Would Wr be a metal or a nonmetal? Explain in terms of electron

  24. Chemistry

    Consider the following electron configuration. (σ3s)2 (σ3s*)2 (σ3p)2 (π3p)4 (π3p*)4 Select four species that, in theory, would have this electron configuration.

  25. Chemistry

    What is the electron configuration of the complex: Fe(C2O4)3 3- I am not really quite sure how to go about doing this and whether the electron configuration are supposed to be for each atom.

  26. Chemistry

    Identify the ions that correspond to the following electron configurations: (enter your answer with the symbol, numerical charge and sign with no spaces, for example O2-) doubly positive ion with the electron configuration {Xe}4f^14 5d^10 6s^2 = ? 4+ ion

  27. CHEMISTRY

    An element X with electronic configuration 2,8,2 ionises to a configuration of 2,8 when it combines with another element Y of configuration 2,8,7? (i) state the type of bonding formed between the two elements. (ii) write a simple ionic equation to

  28. Organic chem

    Classify each as a lewis acid or lewis base... A)H20 B)O2- C)Cu2+ D)SO3 E)AlCl3 Lewis acids are electron pair acceptors. Lewis bases are electron pair donors. Look at H2O, for example. .. H:O: .. H This molecule has no "holes" to accept an electron. Would

  29. Chemistry

    What is the symbol for the element whose electron configuration ends with 4p6?

  30. Chemistry

    What is the l quantum number for the last electron added in the Aufbau procedure for forming the electron configuration of barium?

  31. Chemistry (very simple)

    Why does Ga have one unpaired electron? Such as for example P has three unpaired electrons (because of its electron configuration) but I don't understand why Ga has one unpaired electron - wouldn't it be five (electron configuration)? Thank you!

  32. chemistry

    In the reaction between CV+ and –OH, one species is acting as the Lewis base, the other as the Lewis acid. (Note: A Lewis acid is not necessarily a proton donor. It is, however, always an electron pair acceptor). Which reagent is the Lewis acid? A. CV+

  33. Chemisrty

    Answer the questions below for an element that has the electron configuration 1s2 2s2 2p6 3s2 3p6 4s1. A. What is the symbol for this element? B. What is the atomic number of this element? C. How many unpaired electrons does an atom of this elelemt have?

  34. Chemistry

    Where Can i find drawing of the electron dot structure of the following atoms. Argon,Calcium,Iodine www.webelements.com will give you the electron configuration. Scroll down the menu on the left side. The electron dot structure is done this way: Write the

  35. chemistry 121

    how can i write the electron configuration for copper (ii)

  36. Chemistry

    You write the electron structure like this. 1s2 2s2 2p6 3s2 3p6 3d10 4s1 is the neutral Cu atom. Remove the two outside electrons to make the Cu^+2 ion. That leaves us with 3d9 as the outside and since that is an odd number, one electron must be unpaired.

  37. science(chemistry)

    Using condensed electron configurations and Lewis electron-dot symbols to depict the monatomic ions formed from each of the following reactants, predict the formula of the compound the ions produce. 1) K and P

  38. Chemistry(Please help)

    For a carbon atom that is sp2 hybridized, I understand that the electron configuration would be Yes, 1s2 2s1 2p3 which is a 2s up arrow,and 3 orbtials that are 2p up arrows but then since the four bonds hybridize to form four sp3 hybrid bonds how do I

  39. Chemistry

    Would the electron configuration of Ga+3 be 1s^2 2s^2 2p^6 3s^2 3p^6 4s^2 3d^8, and it's noble gas electron configuration would be [Ar] 4s^2 3d^8?

  40. Science

    A chemical element with the symbol X has the electron arrangement 2,8,6 (electron configuration 1s2 2s2 2p6 3s2 3p4). Which chemical species is this chemical element most likely to form?

  41. Chemistry

    Write the full electron configuration for the ground state of each of the following: a. Ni b. Ni2+ I'm not exactly sure what to do here, please help!

  42. College Chemistry

    Write the condensed ground-stste electron configuration of the transition metal ion Mo3+

  43. chemistry

    Ca + Br2 --> CaBr2 its synthesis and the reason the reaction happens is stable electron configuration but i don't understand why. Responses chemistry - DrBob222, Wednesday, January 21, 2009 at 10:06pm Synthesis because it's two elements combining to form a

  44. George School

    The following questions relate to the bonding in the OH-1 ion. (16 points) Write the electron configuration for H. (1 point) Write the electron configuration for O. (1 point) Draw the molecular orbital diagram for OH-1. (5 points) Draw the Lewis Structure

  45. Chemistry

    How do you write the electron configuration of Curium (Cm) and copper (Cu)? I'm confused of writing electron configuration with d and f orbitals. Please help. Thanks.

  46. Science

    What are the Lewis structures for hydrogen cyanide and cyanogen?? I think it's H:C:::N :N:::C:C:::N: with the inner upper electrons being shared. For the elements in these compounds, which is the noble gas whose electron configuration is attained in the

  47. Chemistry

    Count the electrons. HCN I see 10. NCCN I see 18. What noble gas has an atomic number of 10? of 18? State the noble gas whose electron configuration is attained in the following Lewis structures. a) H:C:::N: (cyanide) b) :N:::C:C:::N: (cyanogen)

  48. chemistry

    state noble gas whose electron configuration is attained in a lewis structure for hydrogen cyanide and noble gas attained in lewis structure for cyanogen? I have answered this several times but at times it really wasn't an answer. I am not familiar with

  49. Chemistry

    What is the n quantum number for the last electron added in the Aufbau procedure for forming the electron configuration of uranium?

  50. College Chemistry

    Draw an orbital diagram showing valence electrons and write the condensed ground-state electron configuration for Se3+

  51. Chemistry Electron Configuration Questions

    I do not understand anything about electron configuration. How do you figure out if the element is in P,D,S,orF? What do the subscripts represent? What is a subshell? I am so confused!! You figure it out by using the Aufgau principle, placing electrons in

  52. Chemistry

    Name an element that has 5 electrons in the third energy level. How do i determine the third energy level Row three on the periodic table is third energy level If memory serves me will, it begins with sodium. Ok. iS Krypton the electron configuration that

  53. Chemistry

    I have to write the exact lewis electron dot structure for para xylene C8H10. I tried writing it out but it doesnt work out proerly. C is supposed to have 31 electrons and H is supposed to have 10 totaling 42. i was doing research and it says that it is

  54. chemistry

    Enter the symbol for the element represented by the following electronic configuration. [Ar]4s23d6 ??? How does this work?

  55. chemistry electron config

    I need to know the predicted and actual electron configuration for Lanthanum I know for lets say Cr the predicted config is [Ar] 3d44s2 and the actual is [Ar]3d54s1 but lanthanum is different and i don't know how to do it. Any help? You can find the actual

  56. chemistry

    How can I determine which elements have higher first and second ionization energies than other elements? Also, how can I find the number of valence electrons from the electron configuration? Also, how can I use the electron configuration to find out what

  57. Chemistry

    Write down the electron configuration of the Cu(I) ion in the format 1s2_2s2_2p6_etc_etc.

  58. physics

    what is the electron configuration in the Noble Gas configuration?

  59. Chem 1C

    What is the electron configuration of an isolated Fe atom (no ligands bound to it)? (Use notation like [Ne]3s^23p^6 for your answer) B. What is the electron configuration of an isolated Fe3+ cation? (Use notation like [Ne]3s^23p^6 for your answer)

  60. Chemistry

    I am having trouble figuring out the electron configuration for a carbon atom when it is in a molecule such as methane. I know that the ground state configuration for carbon is 1s2 2s2 2p2 but im not sure how to figure it out when it is bonded to other

  61. Term symbols for ground states

    I have having difficulty understanding where L comes from in term symbol notation For Carbon, e- configuration is 1s^2 2s^2 2p^2 p corresponds to l=1 overall spin is 3/2 since cell is less than half-full, J=S=3/2 so term symbol is 4 P (3/2) this i

  62. General Chemistry

    The electron configuration of a neutral atom is 1s22s22p63s2. Write a complete set of quantum numbers for each of the electrons. Please explain with answers.

  63. Chemistry

    Element x has the highest first electron affinity in its period, the ground state electron configuration of its common is: [Kr] 5s2 4d10 5p6 Element Y is the second largest element in its period; its valence electron are in orbital(s) that have n= 6. What

  64. Chemistry

    Element X has the highest first electron affinity in its period; the ground state electron configuration of it's most common ion is [Kr] 5s^2 4d^10 5p^6 a Element Y is the second largest element in it's period; it's valence electrons are in orbital(s) that

  65. Lauren

    For each of the following, write the electron configuration and Lewis symbol: A. In B. In- C. K+ D. I-

  66. Chemistry

    Write the symbol and electron configuration for each ion and name the noble gas with the same configuration. a. nitride _________________________ b. oxide ___________________________ c. sulfide _________________________ d. bromide _________________________

  67. Chemistry: Electron Configuration

    The following questions relate to the bonding in the OH-1 ion. (16 points) Write the electron configuration for H. (1 point) Write the electron configuration for O. (1 point) Draw the molecular orbital diagram for OH-1. (5 points) Draw the Lewis Structure

  68. Chem 130

    How do I do this? Using the symbol of the previous noble gas to indicate the core electrons, write the electron configuration for each of the following elements. (a) zirconium, Z = 40 (b) vanadium, Z = 23

  69. AP Chemistry

    So... this is the question which is from AP chem 2006 past paper. Suppose that a stable element with atomic number 119, symbol Q, has been discovered. a) write down the ground-state electron configuration of Q, showing only the valence-shell electrons.

  70. chem

    If you maximize the unshared electrons in the boron atom, the electron configuration is? i know the electron configuration at ground state is 1S2 2S2 2P1 but when it maximizes unshared electrons i don't understand how it affects the configuration

  71. chemistry

    what is the complete electron configuration and the abbreviated electron configuration of copper (II) ion? what is the complete electron configuration and the abbreviated electron configuration of bromide ion?

  72. Chemistry-electron configuration CONFUSED!!

    I need help with electron configuration. I do not understand any of it!! I bombed a test ad have a chance to retake it. Any info on electron configuration is great! It is really hard to help you if we don't know what is wrong. Here is a site that may help.

  73. Chemistry (Check)

    Q: Name the group that has a general electron configuration of ns^2 and provide an example of an atom with this general configuration. A: Alkaline Earth Metals and Beryllium [He] 2s^2 Q: Name the group that has a general electron configuration of ns^2np^6

  74. Chem

    Draw a Structural Formulae for Hydrogen Cyanide (HCN) and Cyanogen (C2N2 or CN2) Hydrogen = 1 Valency Nitrogen = 3 Valencies Carbon = 4 Valencies H-C(triple bond)N N(triple bond)C-C(triple bond)N Thank you And for a Lewis Structure they would be H:C:::N:

  75. Chemistry

    I have drawn Lewis structures for hydrogen cyanide and cyanogen. I need to state the noble gas (for each element) whose electron configuration is attained in the Lewis structures. Can anyone help as I am quite confused! Many thanks Previous posts have

  76. Lauren

    How do I figure out how to write the lewis symbol for the following A. Br B. Br- C. Sr D. Sr2+

  77. Science URGENT!!!

    Mulitple choice: why is it uncommon to draw lewis diagrams for ionic compounds? A.) Lewis diagrams can only illustrate covalent bonding B.) ionic compounds cannot be represented by Lewis diagrams C.) ionic compounds involve electron transfer not electron

  78. Chemistry

    Are Lewis acids and bases defined using dissociation, electron pairs, hydrogen ions, or hydroxide ions? Does a Lewis acid accept, produce, or donate hydrogen ions, or does it an electron pair acceptor?

  79. chemistry

    What is another way to write Fe or Ba electron configuration, charge,and number os unpaired e-?

  80. Chemistry

    Write down the electron configuration of sodium in the format 1s2_2s2_2p6_etc_etc.

  81. Chemistry

    Consider the following electron configuration. (σ3s)2 (σ3s*)2 (σ3p)2 (π3p)4 (π3p*)4 Select four species that, in theory, would have this electron configuration.

  82. College Chemistry

    Write the electron configuration for Se using the noble gas core format.

  83. SCIENCE

    1. Multiple choice: why is it uncommon to draw lewis diagrams for ionic compounds? A.) Lewis diagrams can only illustrate covalent bonding B.) ionic compounds cannot be represented by Lewis diagrams C.) ionic compounds involve electron transfer not

  84. Chemistry

    Write the shorthand version of the electron configuration of an element that has eight electrons. I came up with the configuration as 1s^2-2s^2-2p^4, but how do I write the shorthand version of an element that has not been specified?

  85. Chemistry

    Large jumps in ionization energy tend to occur whenever the removal of that electron disrupts an electron configuration ending in: a. ns^2 b. ns^1 c. np^6 d. np^4

  86. Chemistry

    what is the electron arrangement and electron configuration of Fe3+? it loses 3 electrons so is it vanadium.... please explain.. by the way is this a transition metal? if so are there any rules?...... i don't understand!!!

  87. Chemistry

    Shown below are several options for the box notations of the ground state electron configuration of the following gas-phase species. Identify the correct electronic configuration. i. Al2− ii. Mn (a)Select the reason that best explains why the first

  88. AP Chem

    What is the electron configuration for carbon with sp hybridization? I have no idea. I know carbon has 4 electrons to use (6 electrons total, but 4 to move around for hybridization purposes), I know that the sp orbitals would take up two of the electrons,

  89. Chemistry

    Large jumps in ionization energy tend to occur whenever the removal of that electron disrupts an electron configuration ending in: a. ns2 b. ns1 c. np6 d. np4

  90. Chem

    I think I can do the orbital notation but how do I identify what other three anions have the same electron as Ne and same with cations for #2??? 1.) Identify three anions with the same electron configuration as Ne. Write the orbital notation for these

  91. Write the shorthand notation

    Write the shorthand notation and the orbital diagram electron configuration representation for each of the following elements and indicate the orbital(s) which contain valence electrons: (a) N, (b) K, (c) Cu, (d) Al.

  92. Chemistry

    What would be concept in which you would have to use electron configurations in order to solve? and how would you determine the answer? One uses the electron configuration to solve the bonding preferences and energies.

  93. Chemisty

    Answer the questions below for an element that has the electron configuration 1s2 2s2 2p6 3s2 3p3. A. What is the symbol for this element? B. What is the atomic number of this element? C. How many unpaired electrons does an atom of this elelemt have? D.

  94. chemistry

    what is the configuration of an electron

  95. Chemistry

    what is electron configuration?

  96. chemistry

    what is the electron configuration for S?

  97. English (poetry)

    Create a symbol and write a short essay on what the symbol means. This should be a piece of short fiction using the symbol as the central focus in the essay or a poem either using the symbol as a focus or describing the symbol’s meaning. Be sure you

  98. Chem- quantum question

    Hi. My teacher is giving us a test tomorrow on quantum numbers and Iunderstand it except for Noble gas configuration. I saw the question below on it but it's not really what I need to know so any help would be great. :) Question: My teacher said he'll give

  99. Chemistry

    Which stereoisomer configuration would be more stable, the z configuration or the e configuration? I tried searching for this, but I only got answers for cis/trans instead of e/z. Can anyone help with it? ty

  100. Chemistry

    What is the electron configuration of 3s23p4?

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