Question

1.The atoms of different elements having the same atomic mass but different atomic numbers
Are called
a) isotopes
b) isohytes
c) isotherms
d) isobars
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Answer 1

Answer:

Isotopes

Explanation:

1.The atoms of different elements having the same atomic mass but different atomic numbers

Are called

Answer 2

Answer:

isotopes

Explanation:

Atoms of the same element having the same atomic number but different mass are called isotopes. They have same number of protons and electrons but different number of neutrons. For example: Hydrogen - protium (11H), deuterium (12H) and tritium (13H) are isotopes.