A radioactive nucleus (initial mass number … and atomic number … emits …- particles and … positrons. The ratio of number of neutrons to that of protons in the final nucleus will be

123days leftSign in

Atoms and Nuclei

JEE Main 2010 · Annual, Paper 1 · Q6082

PhysicsEasy183×since 2002Q6082

A radioactive nucleus (initial mass number

A

and atomic number

Z

emits

3\,\alpha

- particles and

2

positrons. The ratio of number of neutrons to that of protons in the final nucleus will be