How many of each subatomic particle does a stable Sodium (Na) atom have?

Question

Column A
1.
protons:
protons
2.
neutrons:
neutrons
3.
electrons:
electrons
Column B
a.23
b.34
c.11
d.12

Answer 1

Column A:
1. protons: 11
2. neutrons: 12
3. electrons: 11

Column B:
a. 23
b. 34
c. 11
d. 12

Therefore, the answer is:
- 11 protons
- 12 neutrons
- 11 electrons