Q.

A particle which is four times in mass and two times in charge that of proton is called

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a

Helium atom

b

An alpha particle

c

Deuteron

d

Tritium

answer is B.

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Detailed Solution

Helium nucleaus is called as alpha particle.
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Get ₹ 1 crore* worth scholarship for JEE / NEET / Foundation
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Best Books for NEET
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