Question 1

A principal shell with a value of n=3 would contain s,p,d,and f orbitals.

Accepted Answer

A) True 
 B)False

Question 2

Which statement below does NOT follow the Bohr Model?

Accepted Answer

A) When energy is absorbed by atoms,the electrons are promoted to higher-energy orbits. 
B) When an atom emits light,electrons fall from a higher orbit into a lower orbit. 
C) The energy emitted from a relaxing electron can have any wavelength. 
D) Electrons exist in specific,quantized orbits. 
E) none of the above 
A) When energy is absorbed by atoms,the electrons are promoted to higher-energy orbits. 
B) When an atom emits light,electrons fall from a higher orbit into a lower orbit. 
C) The energy emitted from a relaxing electron can have any wavelength. 
D) Electrons exist in specific,quantized orbits. 
E) none of the above

Question 3

The number of cycles of a wave that passes a stationary point in one second is called its:

Accepted Answer

A) wavelength. 
B) frequency. 
C) crest. 
D) trough. 
E) none of the above 
A) wavelength. 
B) frequency. 
C) crest. 
D) trough. 
E) none of the above

Question 4

A particle of light is called a packet.

Accepted Answer

A) True 
 B)False

Question 5

What is the correct order of the electromagnetic spectrum from shortest wavelength to longest?

Accepted Answer

A) Gamma Rays→X-rays→Ultraviolet Radiation→Visible Light→Infrared Radiation→Microwaves→Radio Waves 
B) Visible Light→Infrared Radiation→Microwaves→Radio Waves→Gamma Rays→X-rays→Ultraviolet Radiation 
C) Radio Waves→X-rays→Ultraviolet Radiation→Visible Light→Infrared Radiation→Microwaves→Gamma Rays 
D) Gamma Rays→X-rays→Visible Light→Ultraviolet Radiation→Infrared Radiation→Microwaves→Radio Waves 
E) Gamma Rays→X-rays→Infrared Radiation→Visible Light→Ultraviolet Radiation→Microwaves→Radio Waves 
A) Gamma Rays→X-rays→Ultraviolet Radiation→Visible Light→Infrared Radiation→Microwaves→Radio Waves 
B) Visible Light→Infrared Radiation→Microwaves→Radio Waves→Gamma Rays→X-rays→Ultraviolet Radiation 
C) Radio Waves→X-rays→Ultraviolet Radiation→Visible Light→Infrared Radiation→Microwaves→Gamma Rays 
D) Gamma Rays→X-rays→Visible Light→Ultraviolet Radiation→Infrared Radiation→Microwaves→Radio Waves 
E) Gamma Rays→X-rays→Infrared Radiation→Visible Light→Ultraviolet Radiation→Microwaves→Radio Waves

Question 6

The subshells s,p,d,and f all have the same energy as long as they are in the same principal shell.

Accepted Answer

A) True 
 B)False

Question 7

Bromine has 28 core electrons.

Accepted Answer

A) True 
 B)False

Question 8

Chlorine and bromine have very similar chemical properties.This is best explained by the fact that both elements:

Accepted Answer

A) are gases. 
B) are in period 3 of the Periodic Table. 
C) have the same number of valence electrons. 
D) have equal number of protons and electrons. 
E) none of the above 
A) are gases. 
B) are in period 3 of the Periodic Table. 
C) have the same number of valence electrons. 
D) have equal number of protons and electrons. 
E) none of the above

Question 9

Which color of the visible spectrum has photons with the most energy?

Accepted Answer

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

Question 10

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 11

Electrons behave like particles and we can describe their exact paths.

Accepted Answer

A) True 
 B)False

Question 12

Each element produces its own unique and distinctive emission spectrum.

Accepted Answer

A) True 
 B)False

Question 13

How many subshells are there in the n = 2 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 14

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 15

What happens to an atom when it absorbs energy?

Accepted Answer

A) The atom stores the energy for later use. 
B) The extra energy increases the speed of the electrons in their orbitals. 
C) The atom re-emits the energy as heat. 
D) The atom re-emits the energy as light. 
E) none of the above 
A) The atom stores the energy for later use. 
B) The extra energy increases the speed of the electrons in their orbitals. 
C) The atom re-emits the energy as heat. 
D) The atom re-emits the energy as light. 
E) none of the above

Question 16

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 17

An accepted abbreviation format is to write an electron configuration that includes a noble gas symbol in brackets.If you were writing an electron configuration for a bromine atom,which elemental symbol would you place in the bracket?

Accepted Answer

A) He 
B) Ne 
C) Ar 
D) Kr 
E) Xe 
A) He 
B) Ne 
C) Ar 
D) Kr 
E) Xe

Question 18

How many core electrons are in a chlorine atom?

Accepted Answer

A) 1 
B) 17 
C) 10 
D) 7 
E) none of the above 
A) 1 
B) 17 
C) 10 
D) 7 
E) none of the above

Question 19

When neon light is passed through a prism,what is observed?

Accepted Answer

A) continuous spectrum 
B) nothing 
C) bright spots or lines 
D) white light 
E) none of the above 
A) continuous spectrum 
B) nothing 
C) bright spots or lines 
D) white light 
E) none of the above

Question 20

Wavelength of visible light determines color.

Accepted Answer

A) True 
 B)False

A principal shell with a value of n=3 would contain s,p,d,and f orbitals.

Which statement below does NOT follow the Bohr Model?

The number of cycles of a wave that passes a stationary point in one second is called its:

A particle of light is called a packet.

What is the correct order of the electromagnetic spectrum from shortest wavelength to longest?

The subshells s,p,d,and f all have the same energy as long as they are in the same principal shell.

Bromine has 28 core electrons.

Chlorine and bromine have very similar chemical properties.This is best explained by the fact that both elements:

Which color of the visible spectrum has photons with the most energy?

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

Electrons behave like particles and we can describe their exact paths.

Each element produces its own unique and distinctive emission spectrum.

How many subshells are there in the n = 2 principal shell?

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

What happens to an atom when it absorbs energy?

How many electrons can exist in an orbital?

An accepted abbreviation format is to write an electron configuration that includes a noble gas symbol in brackets.If you were writing an electron configuration for a bromine atom,which elemental symbol would you place in the bracket?

How many core electrons are in a chlorine atom?

When neon light is passed through a prism,what is observed?

Wavelength of visible light determines color.

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

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Exam 9: Electrons in Atoms and the Periodic Table

A principal shell with a value of n=3 would contain s,p,d,and f orbitals.

Which statement below does NOT follow the Bohr Model?

The number of cycles of a wave that passes a stationary point in one second is called its:

A particle of light is called a packet.

What is the correct order of the electromagnetic spectrum from shortest wavelength to longest?

The subshells s,p,d,and f all have the same energy as long as they are in the same principal shell.

Bromine has 28 core electrons.

Chlorine and bromine have very similar chemical properties.This is best explained by the fact that both elements:

Which color of the visible spectrum has photons with the most energy?

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

Electrons behave like particles and we can describe their exact paths.

Each element produces its own unique and distinctive emission spectrum.

How many subshells are there in the n = 2 principal shell?

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

What happens to an atom when it absorbs energy?

How many electrons can exist in an orbital?

An accepted abbreviation format is to write an electron configuration that includes a noble gas symbol in brackets.If you were writing an electron configuration for a bromine atom,which elemental symbol would you place in the bracket?

How many core electrons are in a chlorine atom?

When neon light is passed through a prism,what is observed?

Wavelength of visible light determines color.

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