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Atomic Structure
Page 5
Questions (4,297)
Calculate the wavelength of light emitted when each of the following transactions occur in the hydrogen atom.what type of
1 answer
asked by
Bedieto Chiimbwe
124 views
The center of an atom is called the nucleus. The nucleus is made up of particles called and neutrons. spin around the nucleus in
1 answer
asked by
social studies
113 views
According to the octet rule, if an atom has fewer than 8 electrons in the outer most energy level, what is likely to happen?(1
2 answers
asked by
ljhd
123 views
Which has a higher ionization energy: chlorine (Cl) or magnesium (Mg)? Why? Select the best answer.
Cl; it takes much more energy
4 answers
asked by
GB
1,157 views
What determines an atom's identity? (1 point)
3 answers
asked by
Anonymous
516 views
whats the connection/relationship between the # of protons in the nucleus of an atom & and atomic # of the element?
The atomic
4 answers
asked by
Sara
711 views
According to the octet rule, if an atom has fewer than 8 electrons in the outer most energy level, what is likely to happen? (1
3 answers
asked by
Clover
272 views
Copper has 2 known isotopes: ^63CU atomic mass= 62.9298 and ^65 CU atomic mass=64.9278. The average atomic mass of copper is
3 answers
asked by
help
1,147 views
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
4 answers
asked by
john
1,287 views
How many atoms of chlorine (Cl) are in a molecule of phosphorus trichloride, PCl3?
a 3 b 2 c 1 d 0
2 answers
asked by
anon
203 views
Nucleons in 10cm³ in florine gas
1 answer
asked by
Bongani
124 views
Use the model of a molecule to answer the question.
H H | | H — C — C — O — H | | H H How many atoms of carbon does this
1 answer
asked by
~ + Mewmew + ~
479 views
Define mole
1 answer
asked by
Betsy
43 views
An atom of beryllium can be represented as 9 4 Be
Describe the structure of the beryllium atom. In your answer make reference to
1 answer
asked by
ahaahah
100 views
A neon atom has 10 protons and 10 electrons. The 10 protons have a charge of +10 and the 10 electrons have a charge of −10. No
2 answers
asked anonymously
48 views
What is the sum of the charges in the neon atom?
Drag and drop the label on the number line to show the sum of the charges in the
2 answers
asked anonymously
49 views
31.
Choose the best answer. Elements are represented by symbols made up of _____. electrons numbers letters
1 answer
asked by
klklklkkl
66 views
Match the the term with the correct definition.
Isotope having to do with an idea or thought form of an element having the same
1 answer
asked by
klklklkkl
76 views
Which are particles that make up the nucleus of an atom? Select the two correct answers. (1 point)
neutrons electrons bozons
11 answers
asked by
Sans
251 views
Why can emission spectra be used to identify elements?
a. Each element cannot be matched to an emission spectra b. The emission
3 answers
asked by
hi
168 views
Which particles of the atom make up the atomic mass
a. Protons b. Electrons and Protons c. Neutrons and Electrons d. Protons and
1 answer
asked by
hi
71 views
Which information about an atom can a period number give you?(1 point)
Responses the ionic charge it forms the ionic charge it
2 answers
asked by
Cinnamon Roll
150 views
A carbon atom has a relative atomic mass of 13.6.
30% of the carbon atom has a mass number of 12.8. 15% of the carbon atom has a
1 answer
asked by
ahaahah
98 views
Which statement about the number of protons and neutrons in a nuclear change is correct?
responses- a- The total atomic mass
3 answers
asked by
Someone
179 views
Use the table to answer the question.
Atom Color in Molecular Model hydrogen (H) white oxygen (O) red nitrogen (N) blue carbon
1 answer
asked by
Sans
246 views
How many atoms of carbon does the molecule have?
2 answers
asked anonymously
123 views
the number of protons (which equals the number of electrons) in an atom. It is sometimes called the proton number
1 answer
asked by
ahaahah
73 views
The element GreatRiverdom (Gr) is represented by the following symbol. How many neutrons does an atom of radium have?
226/88 Gr
1 answer
asked by
boopboooooop
124 views
The element GreatRiverdom (Gr) is represented by the following symbol. How many neutrons does an atom of radium have?
226 138 88
1 answer
asked by
boopboooooop
74 views
The element GreatRiverdom (Gr) is represented by the following symbol. How many protons are in an atom of Gr?
226 138 88 314
4 answers
asked by
boopboooooop
74 views
What would the mass number of the new element formed be?
234 = 0 + ? 234 230 233 0
1 answer
asked by
boopboooooop
89 views
A sample of gold (Au) has a mass of 35.12 g.
A. Calculate the number of moles of gold (Au) in the sample. Show work. B. Calculate
1 answer
asked by
no
88 views
Nearly all the mass of an atom is contained within _____.
a. the electron cloud b. protons c. the nucleus d. neutrons
1 answer
asked by
Material gworl
52 views
Why is deuterium oxide called “heavy water”?
Responses Its hydrogen atoms are heavier than others. Its hydrogen atoms are
7 answers
asked anonymously
202 views
Why is it notable that Carbon has 4 valence electrons? What are valence electrons?
2 answers
asked by
caee
49 views
Can you Sketch the atomic structure of a copper?
2 answers
asked by
Jonathan
77 views
Which of the following best describes an atom
1 answer
asked anonymously
53 views
An alpha particle is equivalent to the nucleus of an atom of which element?
a) nitrogen b) carbon c) helium d) hydrogen
1 answer
asked by
Someone
107 views
Which element is most likely to gain electrons and become a negatively charged ion?
1. chlorine 2. oxygen 3. lithium 4. magnesium
1 answer
asked by
ahaahah
66 views
Which of these statements is true about the effective nuclear charge
a. Increases down the group b. All of the option c.
1 answer
asked anonymously
55 views
Half the distance between the nuclei of two atoms belonging to two adjacent molecules in a crystal lattice is called
1 answer
asked anonymously
57 views
Draw the electron configuration of a neutral atom of calcium
1 answer
asked by
Valentina
72 views
Write the electron configurations for Period 1 elements. What is the relationship between the period number and the energy level
1 answer
asked by
Valentina
67 views
do metal atoms always have a full outer shell originally/normally? when they're not ions.
1 answer
asked by
ahaahah
60 views
do metal atoms always have a full outer shell?
1 answer
asked by
ahaahah
52 views
Polonium has a mass number of 212 and an atomic number of 84. In a balanced nuclear reaction, polonium releases an alpha
1 answer
asked by
boopboooooop
144 views
The element radium has a mass number of 226 and an atomic number of 88. How many neutrons does an atom of radium have?(1 point)
R
1 answer
asked by
boopboooooop
125 views
Every atom of an element has the same _____.
weight mass number of protons number of neutrons
1 answer
asked by
mir
65 views
Which is larger than a single atom?
electron proton magnetic domain neutron cloud
1 answer
asked by
mir
76 views
Most of an atom’s volume is found _____.
between the protons and neutrons in the protons and neutrons in the electron cloud in
1 answer
asked by
mir
60 views
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