Quick practice
Question 1 of 5
Consider the following statements with reference to Radioactivity:
1. Radioactivity is a phenomenon of spontaneous emission of proton and electrons only.
2. It takes place mainly due to disintegration of atomic nuclei of some elements.
Which of the above statement is correct?
A
Only 1
B
Only 2
C
1 and 2 both
D
Neither 1 nor 2
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