Answers26-27 CFISD TX-Chemistry A CRAtomic Numbers and Electron Configurations

Atomic Numbers and Electron Configurations Answers

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1
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For the n = 3 electron shell, which of the following quantum numbers are valid? Check all that apply.

A
l = 3
B
m = 3
C
l = 0
D
m = –2
E
l = –1
F
m = 2
2
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Which of the following sets of quantum numbers describe valid orbitals? Check all that apply.

A
n = 1, l = 0, m = 0
B
n = 2, l = 1, m = 3
C
n = 2, l = 2, m = 2
D
n = 3, l = 0, m = 0
E
n = 5, l = 4, m = –3
F
n = 4, l = –2, m = 2
7

1s22s22p6:

Answers:
1s22s22p6::Ne
1s22s22p63s23p3::P
1s22s22p63s23p64s1::K
1s22s22p63s23p64s23d8::Ni
1s22s22p63s23p64s23d104p65s24d3::Nb
8

B: 1s2 2sA2pBA =

Answers:
B: 1s2 2sA2pBA =:2
B =:1
9

Na: 1s22sC2pD3sEC =

Answers:
Na: 1s22sC2pD3sEC =:2
D =:6
E =:1
11

Type in your answer below.

Answer:

The main idea of the passage is developed through the use of specific details and evidence that support the author's claim. By analyzing how these elements work together, the reader can gain a deeper understanding of the subject matter and the author's purpose in writing the piece. This analysis highlights the logical connections between the evidence presented and the conclusions drawn by the author.

12

Did your answer include at least one of the items listed in each category below?

A
Dot structures make it easy to count electrons and they show the number of electrons in each electron shell.
B
Arrow and line diagrams show the spin of electrons and show every orbital.
C
Written configurations require minimal space and show the distribution of electrons between subshells.
16

B =

Answer:

1

17

D =

Answer:

6

19

E =

Answer:

1

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