MCQ
In presence of moisture, $S{O_2}$ can
  • A
    Act as oxidant
  • Lose electron
  • C
    Gain electron
  • D
    Not act as reductant

Answer

Correct option: B.
Lose electron
b
(b)Lose of electron.

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

Columns $1,2 and 3$ contain starting materials, reaction conditions, and type of reactions, respectively.

$column 1$ $column 2$ $column 3$
$(I)$ Toluene $(i)$ $\mathrm{NaOH} / \mathrm{Br}_2$ $(P)$ Condensation
$(II)$ Acetophenone $(ii)$ $\mathrm{Br}_2 / \mathrm{h} v$ $(Q)$ Carboxylation
$(III)$ Benzaldehyde $(iii)$ $\left(\mathrm{CH}_3 \mathrm{CO}\right)_2 \mathrm{O} / \mathrm{CH}_3 \mathrm{COOK}$ $(R)$ Substion
$(IV)$ Phenol $(iv)$ $\mathrm{NaOH} / \mathrm{CO}_2$ $(S)$ Haloform

($1$) For the synthesis of benzoic acid, the only $CORRECT$ combination is

$[A] (III) (iv) (R)$   $[B] (IV)(ii) (P)$   $[C] (I) (iv) (Q)$   $[D] (II) (i) (S)$

($2$)  The only CORRECT combination in which the reaction proceeds through radical mechanism is

$[A] (I)$ $(ii) (R)$     $[B] (II) (iii) (R)$     $[C] (III) (ii) (P)$    $[D] (IV) (i) (Q)$

($3$) The only CORRECT combination that gives two different carboxylic acids is

$[A] (IV) (iii) (Q)$ $[B] (III) (iii) (P)$ $[C] (II) (iv) (R)$ $[D] (I) (i) (S)$

Given the answer quetion ($1$) ($2$) and ($3$)

Which of the following compound is soluble in aqua regia
In the series $Sc(Z = 21)$ to $Zn(Z = 30)$ , the enthalpy of atomization of _____ is the lowest
Which is incorrect for given reaction sequence $C{H_3} - CN\xrightarrow[{(2)\,{H_2}O}]{{(1)\,C{H_3}MgBr}}X\xrightarrow{{2,4 - DNP}}Y$
Which of the following aldehyde is mostly used as plasticizer?
When $7.1\,gm\,N{a_2}S{O_4}$ (molecular mass $142$) dissolves in $100\,ml\,{H_2}O$, the molarity of the solution is ......... $M$
Consider the reaction :

$RCHO + NH_2NH_2 \rightarrow RCHN = NH_2$

What sort of reaction is it ?

A solution of urea contain $ 8.6\,gm/litre$ (mol. wt. $60.0$). It is isotonic with a $5\% $ solution of a non-volatile solute. The molecular weight of the solute will be
Product $(A)$ is
(image) $\xrightarrow[{N{H_4}Cl}]{{Zn}}$  Product is