Question : A radioactive substance does not undergo any change (in mass or charge) during
Option 1: gamma emission
Option 2: oxidation
Option 3: alpha emission
Option 4: beta emission
Correct Answer: gamma emission
Solution : The correct answer is gamma emission .
Gamma rays do not have mass or charge. Gamma radiation is a type of ionising radiation with a very high energy. Gamma rays are pure electromagnetic energy with no mass or electrical charge. These rays move at the speed of light and can traverse hundreds to thousands of metres before exhausting their energy.
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