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Q. No.An organic compound (A) (molecular formula (C8H16O2) gives a carboxylic acid (B) upon hydrolysis by dilute sulphuric acid and an alcohol (C). Oxidation of(C) with chromic acid produces(B). (C) on dehydration gives but-1-ene. Compound B is:
| 1. | Butanoic acid | 2. | Propanoic acid |
| 3. | Butanol | 4. | Propanoic acid |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyPhthalic acid on heating with SOCl2 gives:
| 1. | Phthalic anhydride | 2. | Phthalamide |
| 3. | Phthaloyl chloride | 4. | None of the above |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyAn organic compound (A) contains 69.77% carbon, 11.63% hydrogen, and rest oxygen. The molecular mass of the compound is 86. It does not reduce Tollens’ reagent but forms an addition compound with sodium hydrogen sulphite and gives a positive iodoform test. On vigorous oxidation, it gives ethanoic and propanoic acid. Compound A would be:
1. Pentan-2-one
2. Butanone
3. 3-Methylbutanone
4. Propan-2-ol
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyAn organic compound with the molecular formula C9H10O forms a 2,4-DNP derivative, reduces Tollens’ reagent, and undergoes the Cannizzaro reaction. On vigorous oxidation, it gives 1,2-benzenedicarboxylic acid. This organic compound will be:
| 1. | 2-Methyl benzaldehyde | 2. | 2-Hydroxy benzaldehyde |
| 3. | 2-Ethyl benzaldehyde | 4. | 4-Ethyl benzaldehyde |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe below structure is an example of :
| 1. | Cyanohydrin | 2. | Hemiacetal |
| 3. | Acetal | 4. | Cyanoalcohol |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology1. Pentane-2,4-dione
2. Pentane-1,4-dione
3. Pentane-2,2-dione
4. Pentane-3,4-dione
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe structure of Hex-2-en-4-ynoic acid is:
| 1. |  |
| 2. |  |
| 3. |  |
| 4. | None of these |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology1. Diphenylmethanone
2. Benzophenone
3. Dibenzylmethanone
4. Dibenzylketone
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe major product formed when cyclohexanecarbaldehyde reacts with PhMgBr and H3O+ is:
| 1. |  |
2. |  |
| 3. |  |
4. | None of these |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhat is the major product of the reaction between cyclohexanecarbaldehyde and Tollens' reagent?
| 1. |  |
2. |  |
| 3. |  |
4. | None of these |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologySelect Chapter Topics:
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