Question

Complete the following

Answer 1

Answer:

Phosphorus

1. Mass no. 31
2. Atomic no. 15
3. No. of electron 15
4. No. of proton 15
5. No. of neutrons 16

Potassium

1. Mass no. 39
2. Atomic no. 19
3. No. of electron 19
4. No. of proton 19
5. No. of neutrons 20