Chapter 1 Structure and Bonding
̣
1) What is the ground-state electronic configuration of ̣ a carbon atom?
A) 1s2, 2s2, 2p5
B) 1s2, 2s2, 2p2
C) 1s2, 2s2, 2p6
D) 1s2, 2s2, 2p4
Answer: B
Diff̣ iculty:
̣ 1 Easy
Section: 01.01
Topic: Structure and Bonding
Bloom's: 2. Understand
Chapter: 01
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̣
2) What is the ground-state electronic configuration of ̣ a fluorine
̣ atom?
A) 1s2, 2s2, 2p2
B) 1s2, 2s2, 2p3
C) 1s2, 2s2, 2p4
D) 1s2, 2s2, 2p5
Answer: D
Diff̣ iculty:
̣ 1 Easy
Section: 01.01
Topic: Structure and Bonding
Bloom's: 2. Understand
Chapter: 01
Accessibility: Keyboard Navigation
̣
3) What is the ground-state electronic configuration of ̣ a magnesium cation (Mg2+)?
A) 1s2, 2s2, 2p6
B) 1s2, 2s2, 2p6, 3s1
C) 1s2, 2s2, 2p6, 3s2
D) 1s2, 2s2, 2p6, 3s2, 3p2
Answer: A
Diff̣ iculty:
̣ 1 Easy
Section: 01.01
Topic: Structure and Bonding
Bloom's: 2. Understand
Chapter: 01
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̣
4) What is the ground-state electronic configuration of ̣ a chlorine anion (Cl—)?
A) 1s2, 2s2, 2p6
B) 1s2, 2s2, 2p6, 3s2, 3p6
C) 1s2, 2s2, 2p6, 3s2, 3p5
D) 1s2, 2s2, 2p6, 3s2, 3p4
Answer: B
Diff̣ iculty:
̣ 1 Easy
Section: 01.01
Topic: Structure and Bonding
Bloom's: 2. Understand
Chapter: 01
Accessibility: Keyboard Navigation
5) Which of ̣ the following
̣ statements about valence electrons is true?
A) They are the most tightly held electrons.
B) They do not participate in chemical reactions.
C) They are the outermost electrons.
D) They reveal the period number of ̣ a second-row element.
Answer: C
Diff̣ iculty:
̣ 1 Easy
Section: 01.01
Topic: Structure and Bonding
Bloom's: 2. Understand
Chapter: 01
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6) Which of ̣ the following
̣ atoms will have a full
̣ 3s orbital in the ground state?
A) Hydrogen
B) Lithium
C) Potassium
D) Rubidium
Answer: D
Diff̣ iculty:
̣ 2 Medium
Section: 01.01
Topic: Structure and Bonding
Bloom's: 2. Understand
Chapter: 01
Accessibility: Keyboard Navigation
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, 7) Which of ̣ the following
̣ statements about bonding is true?
A) Covalent bonds result from
̣ ̣ of ̣ electrons from
the transfer ̣ one element to another.
B) Ionic bonds result from
̣ the transfeṛ of ̣ electrons from
̣ a metal to a non-metal.
C) Ionic bonds result froṃ the sharing of ̣ electrons between two non-metals.
D) Covalent bonds result from ̣ the sharing of ̣ electrons between two metals.
Answer: B
Diff̣ iculty:
̣ 1 Easy
Section: 01.02
Topic: Structure and Bonding
Bloom's: 1. Remember
Chapter: 01
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8) Which of ̣ the following
̣ would you expect to have ionic bonds?
A) CO
B) FBr
C) NF3
D) NaCl
Answer: D
Diff̣ iculty:
̣ 1 Easy
Section: 01.02
Topic: Structure and Bonding
Bloom's: 3. Apply
Chapter: 01
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9) Which of ̣ the following
̣ molecules has nonpolar covalent bonds?
A) HCl
B) N2
C) CHCl3
D) NO
Answer: B
Diff̣ iculty:
̣ 1 Easy
Section: 01.02
Topic: Structure and Bonding
Bloom's: 2. Understand
Chapter: 01
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written consent of ̣ McGraw-Hill Education.