Question

11. Carbon-12 atom has_____

Answer 1

Answer:

The atomic number of carbon - 12 is 12. The atomic number of carbon is 6. Therefore, the number of protons is 6 and electrons are 6. 

Answer 2

Answer:

mass number = 12

protons =6

electrons = 6

neutrons =6

Explanation:

since, it's carbon-12

therefore it's mass number is 12

and so on..