1
Q
Definition
A
Atoms with the same number of protons but different number of of neutrons
2
Q
Do isotopes in the same element react in the same way
A
Yes, as they have the same electron configuration
3
Q
Do atoms of different isotopes have the same mass number
A
no,they vary in mass because of different number of neutrons in their nuclei
4
Q
Mass number formula
A
number of protons + number of neutrons
Atomic Structure
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