Download App

6. Haloalkanes and Haloarenes — Chemistry STD 12 Science — Question

CBSE BoardEnglish MediumSTD 12 ScienceChemistry6. Haloalkanes and Haloarenes1 Mark
MCQ
Which of the following statements is invalid :
  • A
    The more stable the carbocation the faster it is formed
  • B
    Propyl cation changes to more stable isopropyl carbocation by $1,2$ shift of a hydrogen
  • ✓
    Isopropyl chloride reacts with sodium ethoxide to form $1-$ ethoxypropane
  • D
    Propyl halides reacts with sodium ethoxide to form $1-$ ethoxypropane
✓

Answer

Correct option: C.
Isopropyl chloride reacts with sodium ethoxide to form $1-$ ethoxypropane
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

Explore more

More "M.C.Q (1 Marks)" from 6. Haloalkanes and Haloarenes→6. Haloalkanes and Haloarenes — all question types→Chemistry STD 12 Science question papers→CBSE Board STD 12 Science question papers→CBSE Board question paper generator→

Similar questions

Which one of the following esters cannot undergo self Claisen condensation ?
→
Correct reactivity order of following compound towards alkaline hydrolysis is:-
→
Urea upon hydrolysis yields
→
$\begin{array}{*{20}{c}}
  {\begin{array}{*{20}{c}}
  {CH = O\,\,\,\,\,\,\,\,\,\,} \\ 
  {|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,} 
\end{array}} \\ 
  {{{(CH - OH)}_4}} \\ 
  {\,\,\,|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,} \\ 
  {C{H_2} - OH} 
\end{array}$ $\xrightarrow{{B{r_2}/{H_2}O}}P$ ; $P$ is
→
Select the $INCORRECT$ statement regarding following reaction is :

$Xe{F_6}\,\xrightarrow{{excess\,\,{H_2}O}}\,'X'\, + \,HF$

$Xe{F_6}\,\xrightarrow{{2\,moles\,{H_2}O}}\,'Y'\, + \,HF$

→
$2-$ Butanol $\xrightarrow[\Delta ]{{{H^ + }}}$ Products

If all products formed in the above reaction undergo reaction with $Br_2(CCl_4)$ individually then number of products formed will be :

→
Compound $'A'$ of molecular formula $C_4H_{10}O$ on treatment with Lucas reagent at room temperature gives compound $'\,B\,'$. When compound $' B '$ is heated with alcoholic $KOH$, it gives isobutene. Compound $' A '$ and $' B '$ are respectively
→
The correct statement in respect of protein haemoglobin is that it
→
Given below are two statements, one is labelled as Assertion $A$ and the other is labelled as Reason $R$.

Assertion $A$ : A solution of the product obtained by heating a mole of glycine with a mole of chlorine in presence of red phosphorous generates chiral carbon atom.

Reason $R$ : A molecule with 2 chiral carbons is always optically active.

In the light of the above statements, choose the correct answer from the options given below:

→
The relative reactivities for replacement of $-H$ are $3^o : 2^o : 1^o = 6 : 4 : 1$ . Relative amount of given product is
→