MCQ
Which of the following element has the lowest ionization potential
- A$Fe$
- B$H$
- ✓$Li$
- D$He$
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
| Column $-I$ | Column $-II$ |
| $(A)$ Ionisation potential | $(P)\; O < F < N$ |
| $(B)$ Electronegativity | $(Q)\; N < O < F$ |
| $(C) \;Z_{eff}$ | $(R) \;O < N < F$ |
| $(D)$ Electron affinity | $(S)\; N < C< O$ |
Reason : Hydrated $BaO_2$ is not available.
$I.$ $1$ molecule of oxygen
$II.$ $1$ atom of nitrogen
$III.$ $1 \times {10^{ - 10}}$ $g$ molecular weight of oxygen
$IV.$ $1 \times {10^{ - 10}}$ $g$ atomic weight of copper