1) in that respect are __________ paired and __________ remaining electrons in the Lewis symbol for a phosphorus atom.
A) 4, 2
B) 2, 4
C) 2, 3
D) 4, 3
E) 0, 3
resolution: C
Diff: 1
paginate reader: Sec. 8.1
2) In the Lewis symbol for a fluorine atom, at that place are __________ paired and __________ unpaired electrons.
A) 4, 2
B) 4,1
C) 2, 5
D) 6, 1
E) 0, 5
repartee: D
Diff: 1
Page reviewer: Sec. 8.1
3) Based on the octet rule, magnesium most believably forms a __________ ion.
A) [pic]
B) [pic]
C) [pic]
D) [pic]
E) [pic]
help: A
Diff: 1
Page Ref: Sec. 8.1
4) Based on the octet rule, phosphorus most likely forms a __________ ion.
A) [pic]
B) [pic]
C) [pic]
D) [pic]
E) [pic]
Answer: B
Diff: 1
Page Ref: Sec. 8.1
5) Based on the octet rule, tincture of iodine most likely forms an __________ ion.
A) [pic]
B) [pic]
C) [pic]
D) [pic]
E) [pic]
Answer: E
Diff: 1
Page Ref: Sec. 8.1
6) There are __________ unpaired electrons in the Lewis symbol for an oxygen atom.
A) 0
B) 1
C) 2
D) 4
E) 3
Answer: C
Diff: 1
Page Ref: Sec. 8.1
7) How many unpaired electrons are at that place in the Lewis structures of a [pic] ion?
A) 0
B) 1
C) 2
D) 3
E) This cannot be predicted.
Answer: A
Diff: 1
Page Ref: Sec. 8.
1
8) How many unpaired electrons are there in an [pic] ion?
A) 0
B) 1
C) 2
D) 3
E) This cannot be predicted.
Answer: A
Diff: 1
Page Ref: Sec. 8.1
9) The electron configuration of the phosphide ion ([pic]) is __________.
A) [pic]
B) [pic]
C) [pic]
D) [pic]
E) [pic]
Answer: E
Diff: 1
Page Ref: Sec. 8.1
10) The halogens, alkali metals, and alkaline earth metals develop __________ valence electrons, respectively.
A) 7, 4, and 6
B) 1, 5, and 7
C) 8, 2, and 3
D) 7, 1, and 2
E) 2, 7, and 4
Answer: D
Diff: 2
Page Ref: Sec. 8.1
11) The only statuesque gas without eight valence electrons is __________.
A) Ar
B) Ne
C) He
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