NEET 2021 Model Test Paper 2

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Question : 87 of 180

Marks: +1, -0

Which of the following statement is not correct :-

Isotones are atoms of different elements having same number of neutrons.
Isobars are atom of different elements having same number of nucleons.
Isotopes are atom of different elements having same number of protons.
Isotones & isobars are atom of different elements.

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