Question

7.
Valence electrons
[ ]
General Electronic configuration
of elements
A) ns²np3
B) ns!
1) 4
2) 1
3) 2
4) 5
C) ns2
D) nsnp
А
4
B C D
3 1 2.
A
3
B
4
C D
2 1
b)
a)
c)
2
d)
4
3 1
2
4
1 3
id
Valency​

Answer 1

Answer:

4

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