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

Q. Ethyne on reaction with water in the presence of HgSO4 and H2SO4 gives……….

Q. Isomerism in saturated hydrocarbons is due to…………..

Q. A compound, containing only carbon, hydrogen and oxygen, has a molecular weight of 44. On complete oxidation it is converted into a compound of molecular weight 60. The original compound is ?

Q. Water gas is………..

Q. The addition of HCN to carbonyl compounds is an example of ……….

Q. Reduction of CO to 2CH can be carried out with…………

Q. What is freon-12…….

Q. To distinguish between formaldehyde and acetaldehyde, we require……….

Q. When two molecules of acetaldehyde condense in the presence of dilute alkali, it forms………….