MCQ
A substance which is not paramagnetic is
- A$Cr(ClO_4)_3$
- ✓$KMnO_4$
- C$TiCl_3$
- D$VOBr_2$
$\mu=\sqrt{ n ( n +2)} BM$
$KMnO _4$
$+7 \quad n =0 \quad$ diamagnetic
$\operatorname{Cr}\left( ClO _4\right)_3$
$+3 \quad n =3 \quad$ paramagnetic
$TiCl _3$
$+3 \quad n =1 \quad$ paramagnetic
$VOBr _2$
$+4 \quad n =1 \quad$ paramagnetic
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
$2B\xrightarrow{k}{B_2}\,\left[ {Slow} \right]$
${B_2} + A \to D\,\left[ {Fast} \right]$
The rate law expression, order with respect to $A$, order with respect to $'B'$ and overall order of reaction are respectively
${CH}_3-\mathrm{CH}_2-\mathrm{CH}_2-\mathrm{Br} \xrightarrow[\Delta]{\mathrm{KOH}_{(a k)}} \mathrm{A} \xrightarrow{\mathrm{HBr}} \mathrm{B} \xrightarrow[\mathrm{KOH}_{(a) i}]{\Delta} \mathrm{C}$
$2Al{(s)}+6HCl{(aq)} \rightarrow 2Al^{^{3+}}{(aq)}+6Cl^-{(aq)} +3H_2{(g)}$