Chemistry - Complete P-block Question with Solution | TestHub

(1) ${\mathrm{N}}_2{\mathrm{H}}_4+\mathrm{CuO}\to$

(P) Reddish brown vapour is formed

(2) Quinol $+\mathrm{AgBr}(\mathrm{s})$

(Q) One of the product has element with +6 oxidation state

(3) ${\mathrm{FeSO}}_4(\mathrm{s})\stackrel{\Delta }{\to }$

(R) Redox reaction

(4) $\begin{array}{r}{\mathrm{CaCl}}_2(\mathrm{s})+{\mathrm{K}}_2{\mathrm{Cr}}_2{\mathrm{O}}_7(\mathrm{s})+\\ {\mathrm{H}}_2{\mathrm{SO}}_4\text{ (conc.) }\end{array}$

(S) One of the product is acidic oxide

(T) Inevitable Partial Reduction