Question 1

Match the scientist with his contribution.
-Ernest Rutherford

Accepted Answer

A) Proposed that the electrons inside of an atom could only have specific, discrete amounts of energy. 
B) Proposed energy quantization to explain the energy characteristics of light emitted by heated objects. 
C) Developed the model of an atom. 
D) Suggested the existence of a tiny, massive positively charged nucleus. 
A) Proposed that the electrons inside of an atom could only have specific, discrete amounts of energy. 
B) Proposed energy quantization to explain the energy characteristics of light emitted by heated objects. 
C) Developed the model of an atom. 
D) Suggested the existence of a tiny, massive positively charged nucleus.

Question 2

Match every binary compound with the correct coefficient of x and y .
-BxFy

Accepted Answer

A) x = 2, y = 1 
B) x = 1, y = 2 
C) x = 2, y = 3 
D) x = 4, y = 1 
E) x = 1, y = 1 or x =1, y = 2
F)x = 3, y = 2
G)x = 1, y = 3
H)x = 1, y = 4
I)x = 3, y = 1
J)x = 1, y = 1 
A) x = 2, y = 1 
B) x = 1, y = 2 
C) x = 2, y = 3 
D) x = 4, y = 1 
E) x = 1, y = 1 or x =1, y = 2
F)x = 3, y = 2
G)x = 1, y = 3
H)x = 1, y = 4
I)x = 3, y = 1
J)x = 1, y = 1

Question 3

Which of the following has attained a noble gas electronic configuration?

Accepted Answer

A)  SI₄+ 
B)  Cl1+ 
C)  AL₃- 
D)  Cr3+ 
A)  SI₄+ 
B)  Cl1+ 
C)  AL₃- 
D)  Cr3+

Question 4

Which of the following ions does not match the electronic configuration 1s22s22p63s23p64s23d104p6?

Accepted Answer

A)  Br1- 
B)  Sr2+ 
C)  As3- 
D)  Se2+ 
A)  Br1- 
B)  Sr2+ 
C)  As3- 
D)  Se2+

Question 5

Which of the following ions does not include [Kr] in its shorthand electron configuration?

Accepted Answer

A)  Sr2+ 
B)  Te2- 
C)  Se6+ 
D)  Mo 
A)  Sr2+ 
B)  Te2- 
C)  Se6+ 
D)  Mo

Question 6

Write the complete electronic ground state configuration of the Se2- ion. Which other element (if any) shares this electronic configuration?

Accepted Answer

Se : 1s22s22p63s23p64s23d104p6

Question 7

Match each element with the most likely valence charge.
-Ba

Accepted Answer

A) (+4 or -4) 
B) (0) 
C) (-2) 
D) (+1) 
E) (+2)
F)(-3)
G)(+3)
H)(-1) 
A) (+4 or -4) 
B) (0) 
C) (-2) 
D) (+1) 
E) (+2)
F)(-3)
G)(+3)
H)(-1)

Question 8

Classify each of the following as ground state, excited state, or impossible electronic configurations.
-1s22s22p63s23p64s13d104p1

Accepted Answer

A) Excited State 
B) Ground State 
C) Impossible State 
A) Excited State 
B) Ground State 
C) Impossible State

Question 9

What is the main difference between "classical physics" and "quantum physics"?

Accepted Answer

A)  Quantum physics requires the speed of light to be a constant value. 
B)  Classical physics requires that only certain, allowed values for energy be used. 
C)  Quantum physics requires that only certain, allowed values for energy be used. 
D)  Quantum physics can only describe the behavior of very small objects, like atoms and molecules. 
A)  Quantum physics requires the speed of light to be a constant value. 
B)  Classical physics requires that only certain, allowed values for energy be used. 
C)  Quantum physics requires that only certain, allowed values for energy be used. 
D)  Quantum physics can only describe the behavior of very small objects, like atoms and molecules.

Question 10

Match every binary compound with the correct coefficient of x and y .
-LixCy

Accepted Answer

A) x = 2, y = 1 
B) x = 1, y = 2 
C) x = 2, y = 3 
D) x = 4, y = 1 
E) x = 1, y = 1 or x =1, y = 2
F)x = 3, y = 2
G)x = 1, y = 3
H)x = 1, y = 4
I)x = 3, y = 1
J)x = 1, y = 1 
A) x = 2, y = 1 
B) x = 1, y = 2 
C) x = 2, y = 3 
D) x = 4, y = 1 
E) x = 1, y = 1 or x =1, y = 2
F)x = 3, y = 2
G)x = 1, y = 3
H)x = 1, y = 4
I)x = 3, y = 1
J)x = 1, y = 1

Question 11

The correct order of increasing energy in the following subshells is:

Accepted Answer

A)  2p, 3s, 4s, 3p, 3d 
B)  2p, 3s, 3p, 4s, 3d 
C)  2p, 3s, 3p, 3d, 4s 
D)  2p, 3s, 3d, 3p, 4s 
A)  2p, 3s, 4s, 3p, 3d 
B)  2p, 3s, 3p, 4s, 3d 
C)  2p, 3s, 3p, 3d, 4s 
D)  2p, 3s, 3d, 3p, 4s

Question 12

The p-block represents a region on the periodic table that is six elements wide.

Accepted Answer

A) True 
 B)False

Question 13

The 95% boundary indicates the area where 95% of the time the electron may be found.

Accepted Answer

A) True 
 B)False

Question 14

Which of the following ions have electronic configuration: 1s22s22p63s23p6?

Accepted Answer

A)  F- 
B)  Mg+2 
C)  P-3 
D)  S- 
A)  F- 
B)  Mg+2 
C)  P-3 
D)  S-

Question 15

Atoms tend to increase in size as one moves from left to right across a period.

Accepted Answer

A) True 
 B)False

Question 16

The number of electrons in the valence shell of an atom is equal to the group number for the representative elements.

Accepted Answer

A) True 
 B)False

Question 17

Match each element with the most likely valence charge.
-C1

Accepted Answer

A) (+4 or -4) 
B) (0) 
C) (-2) 
D) (+1) 
E) (+2)
F)(-3)
G)(+3)
H)(-1) 
A) (+4 or -4) 
B) (0) 
C) (-2) 
D) (+1) 
E) (+2)
F)(-3)
G)(+3)
H)(-1)

Question 18

Which of the following subshells does not appear in the third shell?

Accepted Answer

A)  s 
B)  p 
C)  d 
D)  f 
A)  s 
B)  p 
C)  d 
D)  f

Question 19

A non-metal is an element that tends to gain valence electrons in chemical reactions becoming a cation in the process.

Accepted Answer

A) True 
 B)False

Question 20

Classify each of the following as ground state, excited state, or impossible electronic configurations.
-1s22s22p63s23p64s24p1

Accepted Answer

A) Excited State 
B) Ground State 
C) Impossible State 
A) Excited State 
B) Ground State 
C) Impossible State

Match the scientist with his contribution. -Ernest Rutherford

Match every binary compound with the correct coefficient of x and y . -BxFy

Which of the following has attained a noble gas electronic configuration?

Which of the following ions does not match the electronic configuration 1s²2s²2p⁶3s²3p⁶4s²3d¹⁰4p⁶?

Which of the following ions does not include [Kr] in its shorthand electron configuration?

Write the complete electronic ground state configuration of the Se2- ion. Which other element (if any) shares this electronic configuration?

Match each element with the most likely valence charge. -Ba

Classify each of the following as ground state, excited state, or impossible electronic configurations. -1s²2s²2p⁶3s²3p⁶4s¹3d¹⁰4p¹

What is the main difference between "classical physics" and "quantum physics"?

Match every binary compound with the correct coefficient of x and y . -LixCy

The correct order of increasing energy in the following subshells is:

The p-block represents a region on the periodic table that is six elements wide.

The 95% boundary indicates the area where 95% of the time the electron may be found.

Which of the following ions have electronic configuration: 1s22s22p63s23p6?

Atoms tend to increase in size as one moves from left to right across a period.

The number of electrons in the valence shell of an atom is equal to the group number for the representative elements.

Match each element with the most likely valence charge. -C1

Which of the following subshells does not appear in the third shell?

A non-metal is an element that tends to gain valence electrons in chemical reactions becoming a cation in the process.

Classify each of the following as ground state, excited state, or impossible electronic configurations. -1s²2s²2p⁶3s²3p⁶4s²4p¹

What Is Chemistry

The Numerical Side of Chemistry

The Evolution of Atomic Theory

Chemical Bonding and Nomenclature

The Shape of Molecules

Intermolecular Forces and the Phases of Matter

Chemical Reactions

Stoichiometry and the Mole

Electron Transfer in Chemical Reactions

What If There Were No Intermolecular Forces - the Ideal Gas

Solutions

When Reactants Turn Into Products

Chemical Equilibrium

Electrolytes, Acids, and Bases

Nuclear Chemistry

The Chemistry of Carbon

Synthetic and Biological Polymers

Filters

Exam 4: The Modern Model of the Atom

Match the scientist with his contribution. -Ernest Rutherford

Match every binary compound with the correct coefficient of x and y . -BxFy

Which of the following has attained a noble gas electronic configuration?

Which of the following ions does not match the electronic configuration 1s22s22p63s23p64s23d104p6?

Which of the following ions does not include [Kr] in its shorthand electron configuration?

Write the complete electronic ground state configuration of the Se2- ion. Which other element (if any) shares this electronic configuration?

Match each element with the most likely valence charge. -Ba

Classify each of the following as ground state, excited state, or impossible electronic configurations. -1s22s22p63s23p64s13d104p1

What is the main difference between "classical physics" and "quantum physics"?

Match every binary compound with the correct coefficient of x and y . -LixCy

The correct order of increasing energy in the following subshells is:

The p-block represents a region on the periodic table that is six elements wide.

The 95% boundary indicates the area where 95% of the time the electron may be found.

Which of the following ions have electronic configuration: 1s22s22p63s23p6?

Atoms tend to increase in size as one moves from left to right across a period.

The number of electrons in the valence shell of an atom is equal to the group number for the representative elements.

Match each element with the most likely valence charge. -C1

Which of the following subshells does not appear in the third shell?

A non-metal is an element that tends to gain valence electrons in chemical reactions becoming a cation in the process.

Classify each of the following as ground state, excited state, or impossible electronic configurations. -1s22s22p63s23p64s24p1

What Is Chemistry

The Numerical Side of Chemistry

The Evolution of Atomic Theory

Chemical Bonding and Nomenclature

The Shape of Molecules

Intermolecular Forces and the Phases of Matter

Chemical Reactions

Stoichiometry and the Mole

Electron Transfer in Chemical Reactions

What If There Were No Intermolecular Forces - the Ideal Gas

Solutions

When Reactants Turn Into Products

Chemical Equilibrium

Electrolytes, Acids, and Bases

Nuclear Chemistry

The Chemistry of Carbon

Synthetic and Biological Polymers

Filters

Which of the following ions does not match the electronic configuration 1s²2s²2p⁶3s²3p⁶4s²3d¹⁰4p⁶?

Classify each of the following as ground state, excited state, or impossible electronic configurations. -1s²2s²2p⁶3s²3p⁶4s¹3d¹⁰4p¹

Classify each of the following as ground state, excited state, or impossible electronic configurations. -1s²2s²2p⁶3s²3p⁶4s²4p¹