Question 1

How many subshells are there in the n = 4 principal shell?

Accepted Answer

A) 1 
B) 2 
C) 3 
D) 4 
E) not enough information 
A) 1 
B) 2 
C) 3 
D) 4 
E) not enough information

Question 2

Based on relative location on the periodic table,vanadium (symbol = V)is expected to have more metallic character than selenium (symbol = Se).

Accepted Answer

A) True 
 B)False

Question 3

Which color of the visible spectrum has the longest wavelength (750 nm)?

Accepted Answer

A) red 
B) orange 
C) green 
D) violet 
E) yellow 
A) red 
B) orange 
C) green 
D) violet 
E) yellow

Question 4

Bromine has 17 valence electrons.

Accepted Answer

A) True 
 B)False

Question 5

How many electrons can exist in an orbital?

Accepted Answer

A) 1 
B) 2 
C) 3 
D) 4 
E) none of the above 
A) 1 
B) 2 
C) 3 
D) 4 
E) none of the above

Question 6

Which subshell letter corresponds to a spherical orbital?

Accepted Answer

A) s 
B) p 
C) d 
D) f 
E) not enough information 
A) s 
B) p 
C) d 
D) f 
E) not enough information

Question 7

Which subshell letter corresponds to a 4-leaf clover orbital pattern?

Accepted Answer

A) s 
B) p 
C) d 
D) f 
E) not enough information 
A) s 
B) p 
C) d 
D) f 
E) not enough information

Question 8

What is the electron configuration for Kr?

Accepted Answer

A) 1s22s22p63s23p43d104s24p6 
B) 1s22s22p63s23p64s23d24p6 
C) 1s22s22p63s23p64s23d104p6 
D) 1s22s22p63s23p24s23d104p6 
E) none of the above 
A) 1s22s22p63s23p43d104s24p6 
B) 1s22s22p63s23p64s23d24p6 
C) 1s22s22p63s23p64s23d104p6 
D) 1s22s22p63s23p24s23d104p6 
E) none of the above

Question 9

Which one of the following is the correct orbital diagram for nitrogen?

Accepted Answer

A)    ↑↓ ↓ ↓ ↑ 
B)      ↓ ↑ ↑ 
C)      ↑ ↑ ↑ 
D)    ↑↓ ↑ ↑ ↑ 
E) none of the above 
A)    ↑↓ ↓ ↓ ↑ 
B)      ↓ ↑ ↑ 
C)      ↑ ↑ ↑ 
D)    ↑↓ ↑ ↑ ↑ 
E) none of the above

Question 10

Choose the answer that best completes the following statement: When an aluminum atom reacts so as to attain a noble gas electron configuration,

Accepted Answer

A) the atom gains five electrons. 
B) the result is a configuration of 1s22s22p6. 
C) a 3- ion forms. 
D) the noble gas configuration of argon is achieved. 
E) none of the above 
A) the atom gains five electrons. 
B) the result is a configuration of 1s22s22p6. 
C) a 3- ion forms. 
D) the noble gas configuration of argon is achieved. 
E) none of the above

Question 11

The element manganese (symbol = Mn)has five valence electrons.

Accepted Answer

A) True 
 B)False

Question 12

If the electron configuration of a ground state sodium atom is 1s22s22p63s1,the electron configuration of the sodium cation (Na+)would be:

Accepted Answer

A) 1s22s22p63s2 
B) 1s22s22p6 
C) 1s22s22p63s1 
D) 1s12s22p63s1 
E) none of the above 
A) 1s22s22p63s2 
B) 1s22s22p6 
C) 1s22s22p63s1 
D) 1s12s22p63s1 
E) none of the above

Question 13

The early scientists who developed the quantum-mechanical model were bewildered by the model and it altered our fundamental view of matter.

Accepted Answer

A) True 
 B)False

Question 14

The atomic size of lithium is larger than the atomic size of nitrogen.

Accepted Answer

A) True 
 B)False

Question 15

Which among the following statements is TRUE?

Accepted Answer

A) The wavelength of light is inversely related to its energy. 
B) As the energy increases,the frequency of radiation decreases. 
C) As the wavelength increases,the frequency also increases. 
D) Red light has a shorter wavelength than violet light. 
E) none of the above 
A) The wavelength of light is inversely related to its energy. 
B) As the energy increases,the frequency of radiation decreases. 
C) As the wavelength increases,the frequency also increases. 
D) Red light has a shorter wavelength than violet light. 
E) none of the above

Question 16

The subshell that has five orbitals and can hold up to ten electrons is the:

Accepted Answer

A) d subshell 
B) f subshell 
C) s subshell 
D) p subshell 
E) none of the above 
A) d subshell 
B) f subshell 
C) s subshell 
D) p subshell 
E) none of the above

Question 17

Which statement is NOT true about "p" orbitals?

Accepted Answer

A) A subshell contains three "p" orbitals. 
B) These orbitals are shaped like dumbbells. 
C) A 3p orbital has a higher energy than a 2p orbital. 
D) All three of these statements are true. 
E) none of the above 
A) A subshell contains three "p" orbitals. 
B) These orbitals are shaped like dumbbells. 
C) A 3p orbital has a higher energy than a 2p orbital. 
D) All three of these statements are true. 
E) none of the above

Question 18

Wavelength of visible light determines color.

Accepted Answer

A) True 
 B)False

Question 19

What is the electron configuration for Ga?

Accepted Answer

A) 1s22s22p63s23p63d104s24p6 
B) 1s22s22p63s23p64s23d104p1 
C) 1s22s22p63s23p53d104s24p1 
D) 1s22s22p63s23p64s24d104p1 
E) none of the above 
A) 1s22s22p63s23p63d104s24p6 
B) 1s22s22p63s23p64s23d104p1 
C) 1s22s22p63s23p53d104s24p1 
D) 1s22s22p63s23p64s24d104p1 
E) none of the above

Question 20

The orbital diagram for fluorine shows 1 unpaired electron in a p orbital.

Accepted Answer

A) True 
 B)False

How many subshells are there in the n = 4 principal shell?

Based on relative location on the periodic table,vanadium (symbol = V)is expected to have more metallic character than selenium (symbol = Se).

Which color of the visible spectrum has the longest wavelength (750 nm)?

Bromine has 17 valence electrons.

How many electrons can exist in an orbital?

Which subshell letter corresponds to a spherical orbital?

Which subshell letter corresponds to a 4-leaf clover orbital pattern?

What is the electron configuration for Kr?

Which one of the following is the correct orbital diagram for nitrogen?

Choose the answer that best completes the following statement: When an aluminum atom reacts so as to attain a noble gas electron configuration,

The element manganese (symbol = Mn)has five valence electrons.

If the electron configuration of a ground state sodium atom is 1s22s22p63s1,the electron configuration of the sodium cation (Na+)would be:

The early scientists who developed the quantum-mechanical model were bewildered by the model and it altered our fundamental view of matter.

The atomic size of lithium is larger than the atomic size of nitrogen.

Which among the following statements is TRUE?

The subshell that has five orbitals and can hold up to ten electrons is the:

Which statement is NOT true about "p" orbitals?

Wavelength of visible light determines color.

What is the electron configuration for Ga?

The orbital diagram for fluorine shows 1 unpaired electron in a p orbital.

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Exam 9: Electrons in Atoms and the Periodic Table

How many subshells are there in the n = 4 principal shell?

Based on relative location on the periodic table,vanadium (symbol = V)is expected to have more metallic character than selenium (symbol = Se).

Which color of the visible spectrum has the longest wavelength (750 nm)?

Bromine has 17 valence electrons.

How many electrons can exist in an orbital?

Which subshell letter corresponds to a spherical orbital?

Which subshell letter corresponds to a 4-leaf clover orbital pattern?

What is the electron configuration for Kr?

Which one of the following is the correct orbital diagram for nitrogen?

Choose the answer that best completes the following statement: When an aluminum atom reacts so as to attain a noble gas electron configuration,

The element manganese (symbol = Mn)has five valence electrons.

If the electron configuration of a ground state sodium atom is 1s22s22p63s1,the electron configuration of the sodium cation (Na+)would be:

The early scientists who developed the quantum-mechanical model were bewildered by the model and it altered our fundamental view of matter.

The atomic size of lithium is larger than the atomic size of nitrogen.

Which among the following statements is TRUE?

The subshell that has five orbitals and can hold up to ten electrons is the:

Which statement is NOT true about "p" orbitals?

Wavelength of visible light determines color.

What is the electron configuration for Ga?

The orbital diagram for fluorine shows 1 unpaired electron in a p orbital.

The Chemical World

Measurement and Problem Solving

Matter and Energy

Atoms and Elements

Molecules and Compounds

Chemical Composition

Chemical Reactions

Quantities in Chemical Reactions

Chemical Bonding

Gases

Liquids, solids, and Intermolecular Forces

Solutions

Acids and Bases

Chemical Equilibrium

Oxidation and Reduction

Radioactivity and Nuclear Chemistry

Organic Chemistry

Biochemistry

Filters