MCQ
Which shows polymorphism
- A$O$
- B$S$
- C$Se$
- ✓All the above
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
$N, O, F, C, S i$
Choose the correct answer from the options given below:
Atomic weight : $Fe =55.85 ; \mathrm{S}=32.0$ $\mathrm{O}=16.00$