Question
Chemistry Question on Structure of atom
Nuclei of isotopes differ in
A
number of protons
B
number of neutrons
C
number of both protons and neutrons
D
number of electrons.
Answer
number of neutrons
Explanation
Solution
Isotopes are atoms of same element having same atomic number (i.e. no. of protons or electrons) but different mass numbers (i.e. having different no. of neutrons).