Question

Q13. Which of the following pairs are
isotopes?
O Oxygen and ozone.
O Nitric oxide and nitrogen dioxide.
O
Ice and steam.
O Protium and deuterium.​

Answer 1

Answer:

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.

Explanation:

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Answer 2

Answer:

Option (d) is correct.

protium and deuterium.

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