Question

How is an isotope different from the standard form of a

chemical element?
A
It has a different number of protons.
B
It has a different number of neutrons.
с
It has a different number of electrons.
D
It has a different number of positrons.

Answer 1

A it has different number of protons

Step-by-step explanation:

Because an isotope is different from the standard form of a chemical element. and so it has different number of protons

Answer 2

A.it has a different number of protons.