Question

pls tell me this question​

Answer 1

Answer:

a. protons and electrons=8 and neutrons= 16-8=8

b.protons and electrons=29 and neutrons=64-29=35

c.protons and electrons=15 and neutrons=31-15=16

similarly try to solve q d and e

Hope it helps you

Answer 2

Answer:

1. Atomic no- 4

Mass no- 9