Q. No.The compound having the lowest boiling point is:
| 1. | Ethanol | 2. | Methanol |
| 3. | Methoxymethane | 4. | Propanol |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe preferred alkyl halide for the synthesis of ether in Williamson synthesis is:
| 1. | Secondary | 2. | Tertiary and secondary both |
| 3. | Tertiary | 4. | Primary |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology| 1. | 1-Propoxypropane | 2. | 2-Propoxypropane |
| 3. | 1-Propoxyethane | 4. | 2-Ethoxypropane |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology4-Methoxytoluene will be the major product in :
1. Friedel-Crafts reaction-alkylation of anisole
2. Nitration of anisole
3. Bromination of anisole in ethanoic acid medium
4. Friedel-Craft’s acetylation of anisole
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyPreparation of ethers by 2 or 3-degree alcohols in an acidic medium is not a suitable method because:
| 1. | In case of secondary or tertiary alcohols, ketone is obtained as a product. |
| 2. | In case of secondary or tertiary alcohols, aldehyde is obtained as a product. |
| 3. | In case of secondary or tertiary alcohols, alkene is obtained as a product. |
| 4. | In case of primary alcohols, alkene is obtained as a product. |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe reaction of hydrogen iodide with methoxybenzene gives:
| 1. | Phenol | 2. | Iodomethane |
| 3. | Phenol and Iodomethane | 4. | None of the above |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe reaction of hydrogen iodide with benzyl ethyl ether gives:
1. Ethanol
2. Benzyl iodide
3. Benzyl iodide and Ethanol
4. None of the above
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology
The major product of above Williamson's ether synthesis will be:
1. 1-Propoxypropane
2. 2-Propoxypropane
3. 3-Propoxypropane
4. 4-Propoxypropane
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe major product of Williamson’s ether synthesis reaction would be:
| 1. | Benzene | 2. | Methoxy benzene |
| 3. | Ethoxy benzene | 4. | Ethane |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyIn the following Williamson’s synthesis reaction,
CH3CH2ONa + CH3-Br → ?
The product will be:
| 1. | 1-Methoxyethane | 2. | 2-Methoxyethane |
| 3. | 3-Methoxyethane | 4. | 4-Methoxyethane |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology
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