MCQOPTIONS
Saved Bookmarks
| 1. |
A deutron contains [NCERT 1982; CPMT 1994] |
| A. | A neutron and a positron |
| B. | A neutron and a proton |
| C. | A neutron and two protons |
| D. | A proton and two neutrons |
| Answer» C. A neutron and two protons | |