A radioactive nucleus (initial mass number A and atomic number Z) emits 2α and 2 positrons. The ratio of number of neutrons to that of proton in the final nucleus will be
A. \(\frac{A-Z-4}{Z-2}\)
B. \(\frac{A-Z-2}{Z-6}\)
C. \(\frac{A-Z-4}{Z-6}\)
D. \(\frac{A-Z-12}{Z-4}\)
Answer:B
A radioactive nucleus (initial mass number A and atomic number Z) emits 2α and 2 positrons. The ratio of number of neutrons to that of proton in the final nucleus will be
A. \(\frac{A-Z-4}{Z-2}\) B. \(\frac{A-Z-2}{Z-6}\) C. \(\frac{A-Z-4}{Z-6}\) D. \(\frac{A-Z-12}{Z-4}\)