JEE Advanced 2016 Paper 1

Section: Chemistry

Question : 24 of 54

Marks: +1, -0

A plot of the number of neutrons (N) against the number of protons (P) of stable nuclei exhibits upwards deviation from linearity for atomic number, Z > 20. For an unstable nucleus having N/P ratio less than 1, the possible mode(s) of decay is(are) -

[JEE Adv 2016 P1]

β− decay (β emission)
oribital or K-electron capture
Neutron emission
β+ decay (position emission)

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