JEE Main 2013 — Hydrogen Question with Solution
JEE Main 2013 (23 Apr Online)
Question
The numbers of protons, electrons and neutrons in a molecule of heavy water are respectively :
Choose an option
Show full solutionCorrect option: B
Correct answer
B
Step-by-step explanation
Heavy water is hence
number of electrons
number of protons
Atomic mass of
hence number of neutron
Atomic mass number of protons
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This is a previous-year question from JEE Main 2013, covering the Hydrogen chapter of Chemistry. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.