JEE Mains · Chemistry · STD 12 -8.1. Aldehydes and ketones
In the following sequence of reactions : Toluene \(\xrightarrow{{KMn{O_4}}}A\xrightarrow{{SOC{l_2}}}\) \(B\xrightarrow[{BaS{O_4}}]{{{H_2}/Pd}}C\) the product \(C\) is :
- A \(C_6H_5CH_2OH\)
- B \(C_6H_5CHO\)
- C \(C_6H_5COOH\)
- D \(C_6H_5CH_3\)
Answer & Solution
Correct Answer
(B) \(C_6H_5CHO\)
Step-by-step Solution
Detailed explanation
Toluene undergoes oxidation with \(K M n O_{4},\) fonns benzoic acid. In this conversion, alkyl part of toluene converts into carboxylic group. Further, benzoic acid reacts with thionyl chloride \(\left(S O C l_{2}\right)\) to give benzoyl chloride which upon reduction with…
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
- White precipitate of \(AgCl\) dissolves in aqueous ammonia solution due to formation of ..... .JEE Mains 2022 Easy
- The incorrect statement about Glucose is _______.JEE Mains 2024 Medium
- Which one of the following complexes will exhibit the least paramagnetic behaviour ? [Atomic number, \(\mathrm{Cr}=24, \mathrm{Mn}=25, \mathrm{Fe}=26, \mathrm{Co}=27\) ]JEE Mains 2024 Medium
- Which one of the following reactions will not yield propionic acid?JEE Mains 2021 Medium
- The bond angle \(H-X-H\) is the greatest in the compoundJEE Mains 2016 Hard
- The number of molecules which gives haloform test among the following molecules is \(.......\).
JEE Mains 2023 Hard
More PYQs from JEE Mains
- If \(\left[ Cu \left( H _{2} O \right)_{4}\right]^{2+}\) absorbs a light of wavelength \(600\) \(nm\) for \(d - d\) transition, then the value of octahedral crystal field splitting energy for \(\left[ Cu \left( H _{2} O \right)_{6}\right]^{2+}\) will be \(.....\,\times 10^{-21}\, J\). (Nearest Integer) (Given : \(h =6.63 \times 10^{-34} \,Js\) and \(c =3.08 \times 10^{8} \,ms ^{-1}\) )JEE Mains 2022 Hard
- If \(I=\int\limits_{1}^{2} \frac{d x}{\sqrt{2 x^{3}-9 x^{2}+12 x+4}},\) thenJEE Mains 2020 Hard
- Two trains ' \(A\) ' and ' \(B\) ' of length ' \(l\) ' and ' \(4 l\) ' are travelling into a tunnel of length ' \(L\) ' in parallel tracks from opposite directions with velocities \(108\,km / h\) and \(72\,km / h\), respectively. If train '\(A\)' takes \(35\,s\) less time than train ' \(B\) ' to cross the tunnel then, length ' \(L\) ' of tunnel is \(...........\,m\) \(\text { (Given } L=60 l \text { ) }\)JEE Mains 2023 Medium
- A capacitor is made of a tlat plate of area \(A\) and a second plate having a stair-like structure as shown in figure. If the area of each stair is \(\frac{A}{3}\) and the height is \(\mathrm{d}\), the capacitance of the arrangement is _______.
JEE Mains 2024 Hard - Let \(\{x\}\) denote the fractional part of \(\mathrm{x}\) and \(f(x)=\frac{\cos ^{-1}\left(1-\{x\}^2\right) \sin ^{-1}(1-\{x\})}{\{x\}-\{x\}^3}, x \neq 0\). If \(L\) and \(\mathrm{R}\) respectively denotes the left hand limit and the right hand limit of \(f(x)\) at \(x=0\), then \(\frac{32}{\pi^2}\left(L^2+R^2\right)\) is equal to ...........JEE Mains 2024 Hard
- The number of neutrons present in the more abundant isotope of boron is ' \(\mathrm{x}\) '. Amorphous boron upon heating with air forms a product, in which the oxidation state of boron is ' \(y\) '. The value of \(x+y\) is _______.JEE Mains 2024 Medium