

MCQOPTIONS
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1. |
The number of proton, neutron and electron in sulfide ion is respectively |
A. | 16,17 and 18 |
B. | 17,16 and 18 |
C. | 18,17 and 16 |
D. | 18,16 and 17 |
Answer» B. 17,16 and 18 | |