what is the lightest element in the universe?
Asked by HRITICK RAJ | 30th Jul, 2014, 06:43: PM
Expert Answer:
Hydrogen is the lightest element in the world as it has only 1 proton, 1 neutron and 1 electron.
Answered by Prachi Sawant | 31st Jul, 2014, 09:53: AM
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