Q. No.Which of the following will not be soluble in sodium hydrogen carbonate ?
1. 2, 4, 6-trinitrophenol
2. Benzoic acid
3. o-Nitrophenol
4. Benezenesulphonic acid
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2. Williamson's continuous etherification process
3. Etard reaction
4. Gatterman-Koch reaction
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?
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Which of the following reaction(s) can be used for the preparation of alkyl halides?
I.
II.
III.
IV.
1. I, III, and IV
2. I and II
3. Only IV
4. III and IV
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2. MnO2
3. Aluminium isopropoxide
4. Acetone
2. Dehydration reaction
3. Williamson alcohol synthesis reaction
4. Williamson ether synthesis reaction
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In the reaction
the electrophile involved is
1. Dichloromethyl cation
2. Formyl cation
3. Dichloromethyl anion
4. Dichlorocarbene (:CCl2)
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The heating of phenyl-methyl ethers with HI produces
1. lodobenzene
2. Phenol
3. Benzene
4. Ethyl chlorides
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A characteristic group test for phenolic group is:
1. Liebermann's nitroso reaction
2. Coupling with diazonium salt
3. Neutral FeCl3
4. All of the above
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