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Q. Which of the following is not an endothermic reaction…………

Q. . The alcohol that produces turbidity immediately with ZnCl2 + conc. HCl at room temperature…..

Q. The compound obtained by the reduction of propionaldehyde by amalgamated zinc and concentrated HCl is…………….

Q. In which type of reaction cyanohydrin formed from acetone?

Q. Fehling's test is positive for……….

Q. A fuel contains 25 % n-heptane and 75 % iso-octane. Its octane number is……………

Q. In the preparation of alkanes; a concentrated aqueous solution of sodium or potassium salts of saturated carboxylic acid are subjected to………

Q. Grignard reagent is not prepared in aqueous medium but prepared; in ether medium because the reagent…………..

Q. Pentanol is a……..

Q. A sample of petrol is a mixture of 30% n-heptane and 70% iso-octane. The sample has octane number…………