Question

11. Atom number and mass number of sodium atom are 11 and 23 respectively. find the number of neutrons in this atom ?
a. 11
b. 13
c. 12
d. 10​

Answer 1

Explanation:

Since A = p + n, So, n = A – p, The number of neutrons in Sodium are 23 – 11 = 12.

options c

12

is right answer

Answer 2

Answer:

Hi friend here is your answer..

Explanation:

The number of neutrons in sodium are

23 - 11=12. is your answer

So C. 12 option is the correct answer.

Thank you and mark my answer as brain....

and please follow me