MCQ
Hydrogen has $......$ isotopes.
- A$2$
- ✓$3$
- C$4$
- D$5$
✓
Answer
Correct option: B.
$3$
Hydrogen has $3$ isotopes namely. protium $1\text{H}\\1$, deuterium $2\text{H}\\1$ and tritium $3\text{H}\\1$
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