Q. 35.0( 2 Votes )

An alpha particle is also known as:
A. subatomic particle

B. an unionised helium atom

C. a neutral particle

D. a doubly-charged helium ion

Answer :

An alpha particle is obtained by removing 2 electrons from a helium atom. So, an alpha particle is doubly-charged helium ion.

Hence, the correct option is D.

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