Question

Column A
Electronic configuration
1) 2,2
2) 2,8,1
3) 2,5
d) 5
Column B
Valency
a) 1
b) 2
c) 3​

Answer 1

Answer:

1- b

2-a

3-d

these are the correct answers

Answer 2

Answer:

1.b

2.a

3.c

hope it helps you

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