MCQ
$d-$ block elements form
- AIonic compounds
- BCovalent compounds
- ✓Ionic and covalent compounds
- DOnly complex compounds
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
$(A)$ $\mathrm{N}_2 \mathrm{O}$ $(B)$ $\mathrm{N}_2 \mathrm{O}_3$ $(C)$ $\mathrm{N}_2 \mathrm{O}_4$ $(D)$ $\mathrm{N}_2 \mathrm{O}_5$