Question 1

Ions are

Accepted Answer

A)  charged atoms (or groups of atoms). 
B)  electrons. 
C)  neutrons. 
D)  electrodes. 
A)  charged atoms (or groups of atoms). 
B)  electrons. 
C)  neutrons. 
D)  electrodes.

Question 2

The ground state electron configuration for sodium is

Accepted Answer

A)  1s2 2s2 2p6 3s2 3p4. 
B)  1s2 2s2 2p6 3s1. 
C)  1s2 2s2 2p6. 
D)  1s2 2s2 2p6 3s2 3p6 4s1. 
A)  1s2 2s2 2p6 3s2 3p4. 
B)  1s2 2s2 2p6 3s1. 
C)  1s2 2s2 2p6. 
D)  1s2 2s2 2p6 3s2 3p6 4s1.

Question 3

All of the following types of radiation will be deflected either by a magnetic field or electricity EXCEPT

Accepted Answer

A)  alpha, α. 
B)  beta, β. 
C)  gamma, γ. 
D)  electrons. 
A)  alpha, α. 
B)  beta, β. 
C)  gamma, γ. 
D)  electrons.

Question 4

Which type of radioactivity is NOT deflected by a magnetic field?

Accepted Answer

A)  alpha, α 
B)  beta, β 
C)  gamma, γ 
D)  delta, δ 
A)  alpha, α 
B)  beta, β 
C)  gamma, γ 
D)  delta, δ

Question 5

Electrolytes are important substances in the chemistry of living systems. An electrolyte is a compound that

Accepted Answer

A)  conducts electricity when melted or put into solution. 
B)  generates light when electricity is applied. 
C)  contains electrons. 
D)  contains electrodes. 
A)  conducts electricity when melted or put into solution. 
B)  generates light when electricity is applied. 
C)  contains electrons. 
D)  contains electrodes.

Question 6

Which is NOT one of the three types of radiation emitted from radioactive elements?

Accepted Answer

A)  alpha, α 
B)  beta, β 
C)  gamma, γ 
D)  lambda, λ 
A)  alpha, α 
B)  beta, β 
C)  gamma, γ 
D)  lambda, λ

Question 7

In the quantum mechanical view of the atom, electrons are confined to charge clouds called

Accepted Answer

A)  clouds. 
B)  orbitals. 
C)  energy levels. 
D)  ions. 
A)  clouds. 
B)  orbitals. 
C)  energy levels. 
D)  ions.

Question 8

Which contains 14 neutrons?

Accepted Answer

A)    C 
B)    N 
C)    B 
D)    Si 
A)    C 
B)    N 
C)    B 
D)    Si

Question 9

Which statement best summarizes the general nature of investigations during the 1800s related to the acquisition and development of knowledge that provided glimpses into the atomic structure of matter?

Accepted Answer

A)  Qualitative observations, influenced by ideas related to magic and mysticism, provide glimpses of the structure of matter. 
B)  Quantitative measurements of studies of compounds with fire, lead to the formulation of fundamental laws leading to an atomic theory of matter. 
C)  Electricity played an important role in unraveling the structure of the atom. 
D)  New experimental and mathematical techniques provided information concerning the organization of subatomic particles in atoms. 
A)  Qualitative observations, influenced by ideas related to magic and mysticism, provide glimpses of the structure of matter. 
B)  Quantitative measurements of studies of compounds with fire, lead to the formulation of fundamental laws leading to an atomic theory of matter. 
C)  Electricity played an important role in unraveling the structure of the atom. 
D)  New experimental and mathematical techniques provided information concerning the organization of subatomic particles in atoms.

Question 10

A line spectrum is to an element as a(n) ________ is to a person.

Accepted Answer

A)  brain 
B)  eye 
C)  fingerprint 
D)  ear 
A)  brain 
B)  eye 
C)  fingerprint 
D)  ear

Question 11

Iodine has ________ valence electrons.

Accepted Answer

A)  three 
B)  five 
C)  seven 
D)  eight 
A)  three 
B)  five 
C)  seven 
D)  eight

Question 12

Which element has the same number of valence electrons as potassium?

Accepted Answer

A)  Na 
B)  Ba 
C)  Ga 
D)  As 
A)  Na 
B)  Ba 
C)  Ga 
D)  As

Question 13

Two elements can have the same line spectrum.

Accepted Answer

A) True 
 B)False

Question 14

The mass of a nucleon is approximately four times the mass of a hydrogen atom.

Accepted Answer

A) True 
 B)False

Question 15

Which of the halogens is a solid at room temperature?

Accepted Answer

A)  fluorine 
B)  chlorine 
C)  bromine 
D)  iodine 
A)  fluorine 
B)  chlorine 
C)  bromine 
D)  iodine

Question 16

Compare and contrast the three subatomic particles with respect to mass and charge.

Accepted Answer

The three subatomic particles are proton

Question 17

An s sublevel can hold a maximum of

Accepted Answer

A)  2 electrons. 
B)  6 electrons. 
C)  10 electrons. 
D)  14 electrons. 
A)  2 electrons. 
B)  6 electrons. 
C)  10 electrons. 
D)  14 electrons.

Question 18

Which element is in the same group as sodium?

Accepted Answer

A)  Cl 
B)  K 
C)  Mg 
D)  Si 
A)  Cl 
B)  K 
C)  Mg 
D)  Si

Question 19

The charge on the nucleus of a sodium atom is

Accepted Answer

A)  1+. 
B)  23+. 
C)  11+. 
D)  0. 
A)  1+. 
B)  23+. 
C)  11+. 
D)  0.

Question 20

Which element is in the fourth period of the periodic table?

Accepted Answer

A)  N 
B)  Ni 
C)  Cd 
D)  Si 
A)  N 
B)  Ni 
C)  Cd 
D)  Si

Exam 3: Atomic Structure

Ions are

The ground state electron configuration for sodium is

All of the following types of radiation will be deflected either by a magnetic field or electricity EXCEPT

Which type of radioactivity is NOT deflected by a magnetic field?

Electrolytes are important substances in the chemistry of living systems. An electrolyte is a compound that

Which is NOT one of the three types of radiation emitted from radioactive elements?

In the quantum mechanical view of the atom, electrons are confined to charge clouds called

Which contains 14 neutrons?

Which statement best summarizes the general nature of investigations during the 1800s related to the acquisition and development of knowledge that provided glimpses into the atomic structure of matter?

A line spectrum is to an element as a(n) ________ is to a person.

Iodine has ________ valence electrons.

Which element has the same number of valence electrons as potassium?

Two elements can have the same line spectrum.

The mass of a nucleon is approximately four times the mass of a hydrogen atom.

Which of the halogens is a solid at room temperature?

Compare and contrast the three subatomic particles with respect to mass and charge.

An s sublevel can hold a maximum of

Which element is in the same group as sodium?

The charge on the nucleus of a sodium atom is

Which element is in the fourth period of the periodic table?

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