MCQ
Ionisation potential values of $d-$ block elements as compared to ionization potential value of $ f-$ block elements are
- ✓Higher
- BEqual
- Clower
- DAll of these
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| Bromine | $Na$ metal | Chromic acid | Lucas reagent | |
| Compound $X$ | decolourises | bubbles | Orange to Green | No reaction |
| Compound $Y$ | No reaction | No reaction | No reaction | No reaction |
Compound $X$ and $Y$ respectively are
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