Alcohols, Phenols and Ethers questions
1239 published questions with worked solutions.
- C_6H_5OH + CHCl_3 + NaOH o-(ONa)C_6H_4CHO The electrophile involved in the above reaction is
- Phenol, when it first reacts with concentrated sulphuric acid and then with concentrated nitric acid, gives
- The major product obtained on interaction of phenol with sodium hydroxide and carbon dioxide is :
- From amongst the following alcohols the one that would react fastest with conc. HCl and anhydrous ZnCl_2, is
- Which of the following reagents may be used to distinguish between phenol and benzoic acid ?
- Phenol is heated with a solution of mixture of KBr and KBrO_3. The major product obtained in the above reaction is
- In which of the following reaction, the product is an ether?
- The reaction of phosphorus tribromide with ethanol gives _____
- When sodium salt of ethanol is treated with ethyl bromide, the product formed is _____
- What is formed by the following reaction? R-X + AgOH [ ] moist Ag_2O R-OH + _____
- In elimination reaction, H atoms from adjacent carbon atoms, having less number of hydrogen atom is preferentially removed. This...
- A carbon compound X forms Y with sodium metal. It also forms, Z with PCl_5 , but Y and Z react to form diethyl ether. Therefore...
- The conversion of alkyl halides to the corresponding alcohols is carried out in the presence of _______
- R-OH + HX R-X + H_2O In the above reaction, the reactivity of different alcohols is in the order of _____ [CPMT 1997]
- Williamson's synthesis is used for the preparation of _____
- When ethyl iodide is heated with dry silver oxide, it forms
- The order of reactivity of the following alcohols with halogen acids is I. CH_3CH_2-CH_2-OH II. CH_3CH_2-CH(CH_3)-OH III....
- In the reaction, 2A + dry silver oxide ether + 2AgX A is a/an [MHTCET 2001]
- Which concept best explains that o-nitrophenol is more volatile than p-nitrophenol?
- Consider the following compounds, I. 1,2-dihydroxybenzene II. 1,3-dihydroxybenzene III. 1,4-dihydroxybenzene IV. Hydroxybenzene...
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