MCQ
Which of the following cyclopentane derivative is optically inactive ?
  • A

  • B


  • D

Answer

Correct option: C.

c
option $C =1,3$-dimethylcyclopenane is optically inactive due to the presence of a sigma plane of symmetry in the molecule.

So the correct option is $C$.

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

For the following reaction,

$C (diamond) + O_2 \rightarrow  CO_2(g)\ ;\Delta H =\ -97.6\ kcal$

$C (graphite) + O_2 \rightarrow  CO_2(g)\ ;\Delta H =\ -94.3\ kcal$

The heat change for the conversion of $1\ g$ of $C (diamond) \rightarrow  C (graphite)$ is

The enthalpy of formation of ammonia is $-46.0\, kJ\, mol^{-1}$. The enthalpy change for the reaction $2NH_3 (g) \longrightarrow 2N_2(g) + 3H_2 (g$) is.....$kJ\, mol^{-1}$
In the given conformation ${C_2}$ is rotated about ${C_2} - {C_3}$ bond anticlockwise by an angle of $120^o $ then the conformation obtained is
When $2\,L$ of $CO_2$ is heated with graphite, volume of gases collected is $3\,L$, calculate number of moles of $CO$ produced at $STP$?
Which of the following produces violet colour with $FeC{l_3}$ solution
When $1.685$ gram of an alkali metal chloride is dissolved in $200$ gram water, the boiling point of the solution is measured to be $100.051\,^o C$. If the ionic solid has a crystal lattice with cation and anion radius $1.70\,\mathop A\limits^o $ and $1.80\,\mathop A\limits^o $ respectively. Find the edge length of solid assuming no defect in the cyrstal -

Given : $K_b(H_2O) = 0.51\, Kkg \,mol^{-1}$

            $N_A = 6 × 10^{23}$

             $[Li = 7, \,\,Na = 23$,  $K = 39,\,\, Rb = 85.5$ , $Cs = 133, \,\,Cl = 35.5]$

The disaccharide present in milk is
Number of moles of $MnO_4^-$ required to oxidize one mole of ferrous oxalate completely in acidic medium will be .............. $\mathrm{moles}$
The disodium salt of ethylene diamine tetracetic acid can be used to estimate the following ion(s) in the aqueous solution
Which of the following compound does not react with $Na$ ?