Question

The carbon atom is sometimes listed as carbon-12 and sometimes as carbon-14. What does this mean?

A. These are two isotopes of the carbon atom. Carbon-12 has 6 neutrons and carbon-14 has 8 neutrons.
B. These are two allotropes of the carbon atom. Carbon-12 has 6 protons and carbon-14 has 8 protons.
C. These are two isotopes of the carbon atom. Carbon-12 has 6 protons and carbon-14 has 8 protons.
D. These are two allotropes of the carbon atom. Carbon-12 has 6 neutrons and carbon-14 has 8 neutrons.

@Imtiaz7

Answer 1

Remember: A carbon atom always has six protons.

My answer is A.

Answer 2

yes you are right and because isotopes having same proton number

Answer 3

^_^ Yay!

Answer 4

:)