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What is the difference between α − particle and helium atom?

What is the difference between α − particle and helium atom?
 

Grade:12

3 Answers

KUNCHAM SAMPATH
402 Points
8 years ago
Alpha particles consist of two protons and two neutrons bound together into a particle identical
to a helium nucleus. This is produced in the process of alpha decay. Helium atom is composed
of two electrons in orbit around a nucleus containing two protons along with either one or two
neutrons.
 
Apurva Dhadwal
22 Points
8 years ago
 An alpha particle has 2 protons and 2 neutrons whereas a helium atom has 2 protons, 2 neutrons and 2 electrons.
N JYOTHEESWAR
342 Points
8 years ago
Alpha radiation contains alpha particles. alpha particle is identical to nucleus  of a helium atom,which comprises two protons and two neutrons.

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