What is the number of this particle in a carbon atom?

6

The number of protons is an element's atomic number and is the same for all atoms of an element. Carbon has atomic number 6 . So all atoms of carbon have 6 protons in their atomic nuclei. Carbon atoms also contain neutrons in their atomic nuclei, which may number 6 , 7 , or 8

Explanation:

because the light is a great source of energy for the plants to survive. (i hope this )