MCQ
Which of the following reaction would be incorrect ?
  • A
     $Na_2S_2O_3 + I_2 \to Na_2S_4O_6 + NaI$
  • B
    $NO + O_3 \to NO_2 + O_2$
  • $I_2 + H_2O \to HI + HOI$
  • D
    $XeF_6 + CsF \to Cs^+ [XeF_7]^-$

Answer

Correct option: C.
$I_2 + H_2O \to HI + HOI$
c

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Similar questions

$Me_2C=CH-CH_2-CH_2-Cl \mathop {\xrightarrow{{{H_2}O}}}\limits_{CaC{O_3}} (X)$ 

Major product of above reaction is

An aromatic compound $A$ of the molecular formula $C_8H_{10}O$ on reaction  with iodine and dilute $NaOH$ gives a yellow precipitate. The structure of the  compound is expected to be 
Which can show metamerism
The denticity of the ligand present in the Fehling's reagent is $..........$.
Cyanohydrin of which of the following forms lactic acid
For an electrochemical cell

$\mathrm{Sn}(\mathrm{s})\left|\mathrm{Sn}^{2+}(\mathrm{aq}, 1 \mathrm{M}) \| \mathrm{Pb}^{2+}(\mathrm{aq}, 1 \mathrm{M})\right| \mathrm{Pb}(\mathrm{s})$

the ratio $\frac{\left[\mathrm{Sn}^{2+}\right]}{\left[\mathrm{Pb}^{2+}\right]}$ when this cell attains equilibrium is

(Given $\mathrm{E}_{\mathrm{Sn}^{2+} / \mathrm{Sn}}^{0}=-0.14 \mathrm{\;V}$ $\left.\mathrm{E}_{\mathrm{Pb}^{+2}/{\mathrm{Pb}}}^{0}=-0.13 \;\mathrm{V}, \frac{2.303 \mathrm{RT}}{\mathrm{F}}=0.06\right)$

$H_4P_4O_{12}$ and $H_3P_3O_9$ have same
The elevation in boiling point for one molal solution of a solute in a solvent is called
For the reaction $\mathrm{A} \rightarrow \mathrm{B}$, the rate constant $\mathrm{k}\left(\right.$ in $\left.\mathrm{s}^{-1}\right)$ is given by  $\log _{10} \mathrm{k}=20.35-\frac{\left(2.47 \times 10^{3}\right)}{\mathrm{T}}$   . The energy of activation in $\mathrm{kJ} \,\mathrm{mol}^{-1}$ is ..... . (Nearest integer)  $\left[\right.$ Given $\left.: \mathrm{R}=8.314\, \mathrm{~J}\, \mathrm{~K}^{-1}\, \mathrm{~mol}^{-1}\right]$
Which of the following is first formed inert gas compound?