How many protons are in a neutral atom of carbon?

• A. 6
• B. 12
• C. 5
• D. 8

Answer: (A)

Verified step by step guidance

1. Recall that the number of protons in an atom is defined by its atomic number, which is unique to each element.
2. Identify the element in question, which is carbon in this problem.
3. Look up the atomic number of carbon on the periodic table; this number represents the number of protons in a neutral atom of carbon.
4. Understand that in a neutral atom, the number of protons equals the number of electrons, but this problem only asks for protons.
5. Conclude that the number of protons in a neutral carbon atom is equal to its atomic number.