Home Physics Atomic and Nuclear Physics NEET Previous Year Question 2 particle consists of
Physics Atomic and Nuclear Physics NEET Previous Year Question MCQ (Single Correct)

2 particle consists of

A
2 protons only
B
2 protons and 2 neutrons only
C
2 electrons, 2 protons and 2 neutrons
D
2 electrons and 4 protons only

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The correct answer is:
B

Alpha particle is a positively charged particle. It is identical to the nucleus of the helium atom, so it contains 2 protons and 2 neutrons.

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