MCQOPTIONS
Saved Bookmarks
| 1. |
An element A decays into element C by a two-step process : \[A\to B+{{\ }_{2}}H{{e}^{4}}\]\[B\to C+\ 2{{e}^{-}}\] Then [CBSE PMT 1994; AMU 2002; KCET 2003] |
| A. | A and C are isotopes |
| B. | A and C are isobars |
| C. | A and B are isotopes |
| D. | A and B are isobars |
| Answer» B. A and C are isobars | |