Question 1

How is gamma radiation best described?

Accepted Answer

A)  As very small wavelength and low frequency. 
B)  As wavelength very near that of the visible spectrum. 
C)  As large wavelength. 
D)  As very low frequency. 
E)  As very high frequency. 
A)  As very small wavelength and low frequency. 
B)  As wavelength very near that of the visible spectrum. 
C)  As large wavelength. 
D)  As very low frequency. 
E)  As very high frequency.

Question 2

When a mole of photons has the frequency 4.2 * 1015 Hz, what is its energy?

Accepted Answer

A)  1.7 * 10-6J/mol 
B)  5.9 * 10-7J/mol 
C)  5.9 * 107J/mol 
D)  6.2 * 108J/mol 
E)  1.7 * 106J/mol  
A)  1.7 * 10-6J/mol 
B)  5.9 * 10-7J/mol 
C)  5.9 * 107J/mol 
D)  6.2 * 108J/mol 
E)  1.7 * 106J/mol

Question 3

All the following are transition metals except:

Accepted Answer

A)  Cd. 
B)  Cu. 
C)  Pd. 
D)  Pb. 
E)  Ag. 
A)  Cd. 
B)  Cu. 
C)  Pd. 
D)  Pb. 
E)  Ag.

Question 4

What are the subshell notation and the number of orbitals having the quantum numbers n = 4, l = 3?

Accepted Answer

A)  4d and 5 
B)  4p and 3 
C)  3f and 7 
D)  3d and 5 
E)  4f and 7 
A)  4d and 5 
B)  4p and 3 
C)  3f and 7 
D)  3d and 5 
E)  4f and 7

Question 5

Visible light,microwaves,and x-rays travel through empty space at 3.00 *108 mF1F1F1S1.s-1.

Accepted Answer

A) True 
 B)False

Question 6

What is the frequency of radiation with a wavelength of 2.0 m?

Accepted Answer

A)  1.5 * 108 /sec 
B)  3.0 * 108 /sec 
C)  7.0 * 10-9 /sec 
D)  7.0 * 108 /sec 
E)  1.5 * 10-8 /sec 
A)  1.5 * 108 /sec 
B)  3.0 * 108 /sec 
C)  7.0 * 10-9 /sec 
D)  7.0 * 108 /sec 
E)  1.5 * 10-8 /sec

Question 7

Which atom has the lowest electron affinity?

Accepted Answer

A)  Al 
B)  Si 
C)  P 
D)  S 
A)  Al 
B)  Si 
C)  P 
D)  S

Question 8

What is the energy of a mole of photons with a frequency of 1.2 * 1014 Hz?

Accepted Answer

A)  4.8 * 10-4J/mol 
B)  3.8 * 104J/mol 
C)  4.8 * 104J/mol 
D)  3.8 * 10-4J/mol 
E)  8.4 * 105J/mol  
A)  4.8 * 10-4J/mol 
B)  3.8 * 104J/mol 
C)  4.8 * 104J/mol 
D)  3.8 * 10-4J/mol 
E)  8.4 * 105J/mol

Question 9

Which of the following pairs of elements has members with similar properties?

Accepted Answer

A)  B and Si 
B)  Li and Be 
C)  Mg and Al 
D)  Na and Ca 
E)  Se and I 
A)  B and Si 
B)  Li and Be 
C)  Mg and Al 
D)  Na and Ca 
E)  Se and I

Question 10

If a photon has an energy of 4.0 * 10-16 J, what will its frequency be,
In Hz?

Accepted Answer

A)  6.0 * 1017  
B)  6.0 * 1016  
C)  3.9 * 1017  
D)  1.8 * 10-17 
E)  1.3 * 1020  
A)  6.0 * 1017  
B)  6.0 * 1016  
C)  3.9 * 1017  
D)  1.8 * 10-17 
E)  1.3 * 1020

Question 11

Write the ground-state electron configuration of Pb2+.

Accepted Answer

A)  [Xe]4f145d56s16p6  
B)  [Xe]4f145d106s2  
C)  [Xe]4f145d56s26p5  
D)  [Xe]4f145d106s16p1  
E)  [Xe]4f145d106p2  
A)  [Xe]4f145d56s16p6  
B)  [Xe]4f145d106s2  
C)  [Xe]4f145d56s26p5  
D)  [Xe]4f145d106s16p1  
E)  [Xe]4f145d106p2

Question 12

Which of the following would be most reactive with air and water?

Accepted Answer

A)  Ba 
B)  Mg 
C)  Ga 
D)  Br 
A)  Ba 
B)  Mg 
C)  Ga 
D)  Br

Question 13

Of the following, which has the largest atomic radius?

Accepted Answer

A)  Ga  
B)  Ge  
C)  As 
D)  Se 
E)  Br  
A)  Ga  
B)  Ge  
C)  As 
D)  Se 
E)  Br

Question 14

What is the energy of a mole of photons with a frequency of 2.9 * 1015 sec-1?

Accepted Answer

A)  1.2 * 106J/mol 
B)  1.2 * 109J/mol 
C)  8.3 * 10-7J/mol 
D)  8.3 * 107J/mol 
E)  6.7 * 106J/mol  
A)  1.2 * 106J/mol 
B)  1.2 * 109J/mol 
C)  8.3 * 10-7J/mol 
D)  8.3 * 107J/mol 
E)  6.7 * 106J/mol

Question 15

Radiation with a frequency of 3.9*1014/sec has what wavelength?

Accepted Answer

A)  1.3*106 m 
B)  7.7*10-7 cm 
C)  7.7*10-7 m 
D)  3.1*106 m 
E)  1.3*106 cm 
A)  1.3*106 m 
B)  7.7*10-7 cm 
C)  7.7*10-7 m 
D)  3.1*106 m 
E)  1.3*106 cm

Question 16

For F-, write the ground-state electron configuration.

Accepted Answer

A)  [Ne]2p5  
B)  [Ne]  
C)  [Ar]  
D)  [He]2p5  
E)  [He]1s2  
A)  [Ne]2p5  
B)  [Ne]  
C)  [Ar]  
D)  [He]2p5  
E)  [He]1s2

Question 17

The Bohr radius for an electron in the ground state of a hydrogen atom is 52.9 pm .The Bohr radius for an electron in the n = 2 state of He+ is

Accepted Answer

A)  211.6 pm. 
B)  105.8 pm. 
C)  26.5 pm. 
D)  52.9 pm. 
E)  13.2 pm. 
A)  211.6 pm. 
B)  105.8 pm. 
C)  26.5 pm. 
D)  52.9 pm. 
E)  13.2 pm.

Question 18

Which of the following statements is the highest frequency electromagnetic radiation?

Accepted Answer

A)  X-radiation. 
B)  Ultraviolet. 
C)  Visible light. 
D)  Microwave. 
E)  Radio. 
A)  X-radiation. 
B)  Ultraviolet. 
C)  Visible light. 
D)  Microwave. 
E)  Radio.

Question 19

What is the energy of a mole of photons with a frequency of 9.1 * 1015 Hz?

Accepted Answer

A)  3.6 * 10-5J/mol 
B)  3.6 * 106J/mol 
C)  2.8 * 10-7J/mol 
D)  2.8 * 107J/mol 
E)  7.0 * 106J/mol  
A)  3.6 * 10-5J/mol 
B)  3.6 * 106J/mol 
C)  2.8 * 10-7J/mol 
D)  2.8 * 107J/mol 
E)  7.0 * 106J/mol

Question 20

How many unpaired electrons are in a calcium atom?

Accepted Answer

A)  1 
B)  2 
C)  3 
D)  4 
E)  5 
A)  1 
B)  2 
C)  3 
D)  4 
E)  5

How is gamma radiation best described?

When a mole of photons has the frequency 4.2 * 10¹⁵ Hz, what is its energy?

All the following are transition metals except:

What are the subshell notation and the number of orbitals having the quantum numbers n = 4, l = 3?

Visible light,microwaves,and x-rays travel through empty space at 3.00 *10⁸ m.s^-¹.

What is the frequency of radiation with a wavelength of 2.0 m?

Which atom has the lowest electron affinity?

What is the energy of a mole of photons with a frequency of 1.2 * 10¹⁴Hz?

Which of the following pairs of elements has members with similar properties?

If a photon has an energy of 4.0 * 10^-16 J, what will its frequency be, In Hz?

Write the ground-state electron configuration of Pb²⁺.

Which of the following would be most reactive with air and water?

Of the following, which has the largest atomic radius?

What is the energy of a mole of photons with a frequency of 2.9 * 10¹⁵ sec^-1?

Radiation with a frequency of 3.9*10¹⁴/sec has what wavelength?

For F^-, write the ground-state electron configuration.

The Bohr radius for an electron in the ground state of a hydrogen atom is 52.9 pm .The Bohr radius for an electron in the n = 2 state of He⁺ is

Which of the following statements is the highest frequency electromagnetic radiation?

What is the energy of a mole of photons with a frequency of 9.1 * 10¹⁵ Hz?

How many unpaired electrons are in a calcium atom?

Molecules

States of Matter

Thermodynamics

Equilibrium

Reactions

Kinetics

The Main-Group Elements

The D-Block Elements

Nuclear Chemistry

Organic Chemistry

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Exam 1: Atoms

How is gamma radiation best described?

When a mole of photons has the frequency 4.2 * 1015 Hz, what is its energy?

All the following are transition metals except:

What are the subshell notation and the number of orbitals having the quantum numbers n = 4, l = 3?

Visible light,microwaves,and x-rays travel through empty space at 3.00 *108 m.s-1.

What is the frequency of radiation with a wavelength of 2.0 m?

Which atom has the lowest electron affinity?

What is the energy of a mole of photons with a frequency of 1.2 * 1014 Hz?

Which of the following pairs of elements has members with similar properties?

If a photon has an energy of 4.0 * 10-16 J, what will its frequency be, In Hz?

Write the ground-state electron configuration of Pb2+.

Which of the following would be most reactive with air and water?

Of the following, which has the largest atomic radius?

What is the energy of a mole of photons with a frequency of 2.9 * 1015 sec-1?

Radiation with a frequency of 3.9*1014/sec has what wavelength?

For F-, write the ground-state electron configuration.

The Bohr radius for an electron in the ground state of a hydrogen atom is 52.9 pm .The Bohr radius for an electron in the n = 2 state of He+ is

Which of the following statements is the highest frequency electromagnetic radiation?

What is the energy of a mole of photons with a frequency of 9.1 * 1015 Hz?

How many unpaired electrons are in a calcium atom?

Molecules

States of Matter

Thermodynamics

Equilibrium

Reactions

Kinetics

The Main-Group Elements

The D-Block Elements

Nuclear Chemistry

Organic Chemistry

Filters

When a mole of photons has the frequency 4.2 * 10¹⁵ Hz, what is its energy?

Visible light,microwaves,and x-rays travel through empty space at 3.00 *10⁸ m.s^-¹.

What is the energy of a mole of photons with a frequency of 1.2 * 10¹⁴Hz?

If a photon has an energy of 4.0 * 10^-16 J, what will its frequency be, In Hz?

Write the ground-state electron configuration of Pb²⁺.

What is the energy of a mole of photons with a frequency of 2.9 * 10¹⁵ sec^-1?

Radiation with a frequency of 3.9*10¹⁴/sec has what wavelength?

For F^-, write the ground-state electron configuration.

The Bohr radius for an electron in the ground state of a hydrogen atom is 52.9 pm .The Bohr radius for an electron in the n = 2 state of He⁺ is

What is the energy of a mole of photons with a frequency of 9.1 * 10¹⁵ Hz?