Question

Identify the pair of isotopes from the following: 8X^16 , 7X^16, 8X^17​

Answer 1

Answer:

Isotopes are the variants of an element which have same atomic number but different atomic mass. Here 8X 16 and 8X 17 are isotopes as they posses same atomic numbers i.e. 8 but different atomic mass 16 and 17.

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Answer 2

Explanation:

Answer. 168X,178X 8 16 X , 8 17 X are a pair of isotopes as they have a same atomic number but a different mass number. Here 8 is the atomic number and 16, 17 are a mass number which is different so these are isotopes.