Question

Answer the following questions from the given table.

ELEMENT

A B

MASS NUMBER

14

19

20

23

9

F How many electrons are present in L?

Which is an inert gas?

Which element has valency of 3?

How many neutrons are present in D? Which element will form a cation with one positive

1

ATOMIC NUMBER

7

10

11

4

64%

1

1

3

ii) iv) iv)

charge?​

Answer 1

Answe8 electrons are present in L shell