MCQ
Which of the following reactions require an oxidising agent ?
  • A
    $CH_3 -CH= CH_2 \to CH_3 -CH_2-CH_3$
  • $CH_3 -CH_2OH \to CH_3CHO$
  • C
    $CH_3 -CH_2Cl \to CH_3 -CH_3$
  • D
    $CH_3 -CH_2OH \to CH_3 -CH_2Cl$

Answer

Correct option: B.
$CH_3 -CH_2OH \to CH_3CHO$
b
$(b)$ $\underset{({{1}^{o}}\,alcohol)}{\mathop{C{{H}_{3}}C{{H}_{2}}OH}}\,\xrightarrow{(PCC)}\underset{(Aldehyde)}{\mathop{C{{H}_{3}}CHO}}\,$

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

When lead storage battery is charged
The total number$(s)$ of stable conformers with non-zero dipole moment for the following compound is (are)
The increasing order of the acidity of the $\alpha$$-$hydrogen of the following compounds is :
The rate constant for the decomposition of a hydrocarbon is given as 

$K = \left( {4.5 \times {{10}^{11}}{S^{ - 1}}} \right){e^{ - \left( {28000\frac{{{K^2}mol}}{J}} \right)\frac{R}{T}}}$

The activation energy of reaction (in $J/mol$) is 

$(Si_2O_5)_n^{2n-}$ anion is obtained when
Write the equilibrium constant $K$ for $C{H_3}COOH + {H_2}O = {H_3}{O^ + } + C{H_3}CO{O^ - }$
Match $List-I$ with $List-II$. 

$List-I$ $List-II$
$(A)$ $Cd ( s )+2 Ni ( OH )_{3}( s ) \rightarrow CdO ( s )+2 Ni ( OH )_{2}( s )+ H _{2} O (l)$ $(I)$ Primary battery
$(B)$  $Zn ( Hg )+ HgO ( s ) \rightarrow ZnO ( s )+ Hg (l)$ $(II)$ Discharging of secondary battery
$(C)$ $2 PbSO _{4}( s )+2 H _{2} O (l) \rightarrow Pb ( s )+ PbO _{2}( s )+ 2 H _{2} SO _{4}( aq )$ $(III)$ Fuel cell 
$(D)$ $2 H _{2}( g )+ O _{2}( g ) \quad \rightarrow 2 H _{2} O (l)$ $(IV)$ Charging of secondary battery

Choose the correct answer from the options given below.

When sugar ' $X$ ' is boiled with dilute $H _{2} SO _{4}$ in alcoholic solution, two isomers ' $A$ ' and ' $B$ ' are formed. $'A'$ on oxidation with $HNO _{3}$ yields saccharic acid where as ' $B$ ' is laevorotatory. The compound ' $X$ ' is ....... .
The nucleus of the element $_{21}{E^{45}}$ contains
When $3\, g$ of $C_2H_6$ is completely burnt then find out produced volume of $CO_2$ at $STP$ ............. $\mathrm{L}$