energy level is
Student Ans:
2.
3.
8.
10.
18.
Inst. Exp: Chapter 3
1925248807 MultipleChoice 3 True
0 1925248807 MultipleChoice 3
2. Question No. : (TCO 3) How many electrons are in a potassium atom?
Student Ans:
15
19
23
39
84
Inst. Exp: Chapter 3
1925248808 MultipleChoice 4 True
0 1925248808 MultipleChoice 4
3. Question No. : (TCO 3) Which is an impossible electron configuration?
Student Ans:
1s2 2s2
1s2 2s2 2p4
1s3 2s2 2p4
1s2 2s2 2p4 3s1
1s2 2s2 2p4 3s2
Inst. Exp: Chapter 3
, 1925248809 MultipleChoice 7 True
0 1925248809 MultipleChoice 7
4. Question No. : (TCO 3) The ground element with the ground state electron
configuration of 1s2 2s2 2p6 3s2 is
Student Ans:
Mg.
Ca.
Mn
Na.
Ne.
Inst. Exp: Chapter 3
1925248810 MultipleChoice 11 True
0 1925248810 MultipleChoice 11
5. Question No. : (TCO 3) Which substance has ionic bonds?
Student Ans:
K2S
CO3
CCl4
N2
NH3
Inst. Exp: Chapter 4
1925248811 MultipleChoice 15 True
0 1925248811 MultipleChoice 15
6. Question No. : (TCO 3) A nitride ion is _____.
Student Ans:
N+
N2-
N
N3+