Question

Which is NOT an isotope of carbon?

carbon-14

carbon-13

carbon-12

carbon-6

Answer 1

Carbon-6 is NOT an isotope of carbon.

Step-by-step explanation:

The isotope of carbon that is NOT listed is carbon-6. Carbon-12 (12C), carbon-13 (13C), and carbon-14 (14C) are the three isotopes of carbon. Carbon-6 is not an isotope of carbon.

Answer 2

Carbon-6 because it is a neutron number