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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > What happens when alpha – particle is emitted (a) mass number decreases by 12 unit , atomic number decreases by 4 unit (b) mass number decreases by 4 unit , atomic number decreases by 2 unit

What happens when alpha – particle is emitted (a) mass number decreases by 12 unit , atomic number decreases by 4 unit (b) mass number decreases by 4 unit , atomic number decreases by 2 unit

atomic number decreases by 2 unit atomic number decreases by 4 unit (b) mass number decreases by 4 unit What happens when alpha - particle is emitted (a) mass number decreases by 12 unit