Asked by Evelyn

There are three isotopes of carbon differing with respect to:

a. neutrons
b. atomic number
c. nuclear charge
d. electron configuration
e. number of protons
Answered by Evelyn
a. neutrons
Answered by DrBob222
Isotopes differ in number of neutrons. Protons are the same. Electron configurations are the same. Nuclear charge is the same. Atomic number is the same (AND is the number of protons).