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Byju's Answer
Standard XII
Chemistry
Atomic Number and Mass Number
An alpha part...
Question

An alpha particle is:

A
Identical to a helium nucleus
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B
Ionized hydrogen atom
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C
Helium atom
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D
Hydrogen atom
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Solution

The correct option is A Identical to a helium nucleus
An alpha particle consist of two protons and two neutrons bound together into a particle identical to helium nucleus ( He2+).

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Atomic Number and Mass Number
Standard XII Chemistry
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