Which of the following set of e l? a) b) e) d) e) wing set of...

Question

Question

Answer 1

Answer #1

4)

For 5f sub shell,

n=5

For f sub shell l = 3

Answer: e

5)

Number of electrons in Kr = atomic number of Kr = 36

Beside that there are 2+10+3 = 15 electrons

So, number of electrons in this atom = 36+15 = 51 electrons.

51 is atomic number of Antimony (Sb)

Answer: d

Only 1 question at a time please

Answer 2

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