JEE Mains · Chemistry · STD 11 - 8.2 Organic chemistry isomerism
The optically inactive compound from the following is
- A \(2 -\) chloropropanal
- B \(2 -\) chlorobutane
- C \(2 -\) chloropentane
- D \(2 -\) chloro \(- 2-\) methylbutane
Answer & Solution
Correct Answer
(D) \(2 -\) chloro \(- 2-\) methylbutane
Step-by-step Solution
Detailed explanation
The optically inactive compound must containst achiral carbon atoms \((s)\). Option \((d)\) contains achiral carbon atom \(\underset{2-chloropropanol}{\mathop{\begin{matrix} \,Cl\, \\ |\,\, \\ C{{H}_{3}}-C-CHO \\ |\,\, \\ H\, \\ \end{matrix}}}\,\)…
See the Complete Solution
Get step-by-step explanations for this and 2.5 Lakh+ more JEE, NEET & CET questions.
- Unlock all solutions
- Practice the full chapter
- Track accuracy across PYQs
4.8 rated on Google Play · 14,000+ reviews
More questions from Chemistry
- The reaction of \([Image]\) with bromine and \(KOH\) gives \(RNH _{2}\) as the end product. Which one of the following is the intermediate product formed in this reaction?
JEE Mains 2022 Medium - The pH of a 0.01 M weak acid \(\mathrm{HX}\left(\mathrm{K}_{\mathrm{a}}=4 \times 10^{-10}\right)\) is found to be 5. Now the acid solution is diluted with excess of water so that the pH of the solution changes to 6. The new concentration of the diluted weak acid is given as \(x \times 10^{-4} \mathrm{M}\). The value of x is ________ (nearest integer)JEE Mains 2025 Medium
- A hypothetical electromagnetic wave is show below. (Image) The frequency of the wave is \(\mathrm{x} \times 10^{19} \mathrm{~Hz}\). \(x=\) _______ (nearest integer)
JEE Mains 2024 Medium - The equilibrium constant for the reaction \(\mathrm{SO}_3(\mathrm{~g}) \rightleftharpoons \mathrm{SO}_2(\mathrm{~g})+\frac{1}{2} \mathrm{O}_2(\mathrm{~g})\) is \(\mathrm{K}_{\mathrm{C}}=4.9 \times 10^{-2}\). The value of \(\mathrm{K}_{\mathrm{C}}\) for the reaction given below is \(2 \mathrm{SO}_2(\mathrm{~g})+\mathrm{O}_2(\mathrm{~g}) \rightleftharpoons 2 \mathrm{SO}_3(\mathrm{~g})\) is _______.JEE Mains 2024 Medium
- Among \(Fe^{2+}, Fe^{3+}, Cr^{2+}\) and \(Zn^{2+}\), the ion that shows positive borax bead test and with highest ionisation enthalpy is:JEE Mains 2026 Hard
- \(9.3 \mathrm{~g}\) of pure aniline upon diazotisation followed by coupling with phenol gives an orange dye. The mass of orange dye produced (assume \(100\)% yield/ conversion) is _______ \(g\). (nearest integer)JEE Mains 2024 Medium
More PYQs from JEE Mains
- Let \(A = \,\left[ {\begin{array}{*{20}{c}}
1&0&0\\
1&1&0\\
1&1&1
\end{array}} \right]\) and \(B = A^{20}\) . Then the sum of the elements of the first column of \(B\) is?JEE Mains 2018 Hard - If \(S _{ n }=4+11+21+34+50+\ldots\) to \(n\) terms, then \(\frac{1}{60}\left( S _{29}- S _9\right)\) is equal to \(.......\).JEE Mains 2023 Hard
- A \(110 \; V , 50 \; Hz , AC\) source is connected in the circuit (as shown in figure). The current through the resistance \(55 \; \Omega\), at resonance in the circuit, will be \(\dots \; A\).
JEE Mains 2022 Medium - The area of the region enclosed by the curve \(y=x^3\) and its tangent at the point \((-1,-1)\) isJEE Mains 2023 Medium
- A dilute solution of sulphuric acid is electrolysed using a current of \(0.10 \,A\) for \(2\, hours\) to produce hydrogen and oxygen gas. The total volume of gases produced at \(STP\) is \(......\,cm ^{3}\). (Nearest integer) \(\lfloor\) Given : Faraday constant \(F=96500 \,C\) \(mol^{-1}\) at \(STP,\) molar volume of an ideal gas is \(\left.22.7\, L\, mol^{-1}\right]\)JEE Mains 2022 Hard
- Two small equal point charges of magnitude \(q\) are suspended from a common point on the ceiling by insulating mass less strings of equal lengths. They come to equilibrium with each string making angle \(\theta \) from the vertical. If the mass of each charge is \(m,\) then the electrostatic potential at the centre of line joining them will be \(\left( {\frac{1}{{4\pi { \in _0}}} = k} \right).\)JEE Mains 2013 Hard