MCQ
The false statement about iron $(III)$ hydroxide is that
- Ait is a weaker base than $Fe(OH)_2$
- ✓with concentrated $KOH$, it forms a complex $K_3[Fe(OH)_6]$
- Cit gradually loses water and transforms into $Fe_2O_3$
- DNone of these
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| LIST-I (Family) | LIST-II (Symbol of Element) | ||
| A. | Pnicogen (group 15) | I. | Ts |
| B. | Chalcogen | II. | Og |
| C. | Halogen | III. | Lv |
| D. | Noble gas | IV. | Mc |
$2 \mathrm{H}_{2}(\mathrm{g})+2 \mathrm{NO}(\mathrm{g}) \rightarrow \mathrm{N}_{2}(\mathrm{g})+2 \mathrm{H}_{2} \mathrm{O}(\mathrm{g})$
the observed rate expression is, rate $=\mathrm{k}_{\mathrm{f}}[\mathrm{NO}]^{2}\left[\mathrm{H}_{2}\right] .$ The rate expression of the reverse reaction is