MCQ
First ionization energy is the lowest with
- ALead
- BCarbon
- CSilicon
- ✓Tin
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

catalyst is
[Atomic mass : $\mathrm{H}: 1.0, \mathrm{C}: 12.0, \mathrm{O}: 16.0]$