Number of neutrons in a parent nucleus X , which gives 7N^14 nucleus after two successive bita emission would be (a)) 9 (b) 8 (c) 7 (d) 6 Number of neutrons in a parent nucleus X which gives 7N^14 nucleus after two successive bita emission would be (a)) 9 (b) 8 (c) 7 (d) 6 [...]