Question

WHICH OF THE FOLLOWING PAIRS ARE ISOTOPES a)1H¹,1H² b)1H²,2He⁴ c)2He⁴,1T³ d)1T³,1T¹​

Answer 1

Hydrogen and Deuterium

Isotopes are elements with same atomic number but different mass number. Hydrogen and Deuterium are isotopes with same atomic number but different mass number. Hydrogen have atomic number 1 and mass number 1 where as deuterium have atomic number 1 but mass number 2.

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Answer 2

Answer:

a and d are isotopes

Explanation:

Because isotopes are same elements with different mass numbers

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