Question

what is the number of protons in this carbon atom?
a. 12
b. 6
c. 18
d. 24

Explanation:

Step1: Recall the atomic number concept

The atomic number of an element is equal to the number of protons in its atom.

Step2: Identify the atomic number

In the given carbon atom representation, the number at the bottom (6) is the atomic number.
So, the number of protons in this carbon atom is 6.

Answer:

B. 6