Alcohols, Phenols and Ethers questions
1239 published questions with worked solutions.
- A molecule (X) with structure CH₂=CH−CH₂−O−C(CH₃)=CH₂ (allyl isopropenyl ether) under mild acidic condition is hydrolysed to...
- Identify the colour of compound 'X' in the sequence of the reaction. (Phenolphthalein synthesis: phenol + phthalic anhydride,...
- Match the LIST-I with LIST-II List-I (Compound): A. Cyclohexanol, B. Cyclohexylamine, C. Cyclohexanecarbaldehyde, D. Phenol...
- One mole of phenol is treated with dilute HNO₃ at 298 K to give a mixture of products. The mixture is separated by steam...
- Arrange the following compounds according to increasing order of boiling points. n-C₄H₉OH (A), n-C₄H₉NH₂ (B), n-C₄H₁₀ (C) and...
- 4.7 g of phenol is heated with Zn to give product X. If this reaction goes to 60% completion then the number of moles of compound...
- The major product formed in dehydrohalogenation reaction of 2-Bromo pentane is Pent-2-ene. This product formation is based on?
- Phenolic group can be identified by a positive:
- Phenol treated with chloroform in presence of sodium hydroxide, which further hydrolyzed in presence of an acid results
- Given below are two statements: One is labelled as Assertion A and the other is labelled as Reason R. Assertion A: Alcohols react...
- An organic compound A (C_6H_6O) gives dark green colouration with ferric chloride. On treatment with CHCl_3 and KOH, followed by...
- Consider the given reaction: cyclohexanol derivative [120°C] H_3PO_4 A (Major Product); A [H_2O_2/OH] (BH_3)_2 P (Major Product)...
- Assertion (A): Synthesis of ethyl phenyl ether may be achieved by Williamson synthesis. Reason (R): Reaction of bromobenzene with...
- The major product of the following reaction, if it occurs by S_N2 mechanism is phenol + allyl-type bromide [ acetone ] K_2CO_3
- Which one of the following phenols does not give colour when condensed with phthalic anhydride in presence of conc. H_2SO_4?
- Ceric ammonium nitrate and CHCl_3/alc. KOH are used for the identification of functional groups present in _____ and _____...
- A sample of 4.5 mg of an unknown monohydric alcohol, R–OH was added to methylmagnesium iodide. A gas is evolved and is collected...
- Hydrolysis of which compound will give carbolic acid?
- The difference in the reaction of phenol with bromine in chloroform and bromine in water medium is due to:
- Compound 'P' on nitration with dil. HNO_ 3 yields two isomers (A) and (B) show the intramolecular and intermolecular hydrogen...
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