Question

In which of the following decays the atomic number decreases?
(a) α-decay
(b) β+-decay
(c) β−-decay
(d) γ-decay

Answer 1

Answer:

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Answer 2

Answer:

Alpha and beta plus decay

Explanation:

In Alpha decay, the atomic number is decreased by 2.

In Beta plus decay, the atomic number is decreased by 1.

In Beta minus decay, the atomic number is increased by 1.

In Gamma decay, the atomic number is unchanged.