- 1(current)
Q. No.1. \(\mathrm{R}-\mathrm{OH}+\mathrm{HCl} \xrightarrow{\mathrm{ZnCl}_2} \mathrm{R}-\mathrm{Cl}+\mathrm{H}_2 \mathrm{O}\)
2. \(\mathrm{R}-\mathrm{OH}+\mathrm{PCl}_5 \rightarrow \mathrm{R}-\mathrm{Cl}+\mathrm{POCl}_3+\mathrm{HCl}\)
3. \(\mathrm{R}-\mathrm{OH}+\mathrm{SOCl}_2 \rightarrow \mathrm{R}-\mathrm{Cl}+\mathrm{SO}_2+\mathrm{HCl}\)
4. \(\mathrm{R}-\mathrm{OH}+\mathrm{PCl}_3 \rightarrow \mathrm{R}-\mathrm{Cl}+\mathrm{H}_3 \mathrm{PO}_3\)
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology
| 1. | Vinylic halide | 2. | Benzylic halide |
| 3. | Aryl halide | 4. | Allylic halide |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyFind the correct sequence of the bond enthalpy of the "C-X" bond among the following:
1. CH3-F < CH3-Cl > CH3-Br > CH3-I
2. CH3-Cl > CH3-F > CH3-Br > CH3-I
3. CH3-F < CH3-Cl < CH3-Br < CH3-I
4. CH3-F > CH3-Cl > CH3-Br > CH3-I
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe correct order of increasing C-X bond reactivity toward nucleophiles among the following is:
| I |  |
II |  |
| III | \(\left(\mathrm{CH}_3\right)_3 \mathrm{C}-\mathrm{X}\) | IV | \(\left(\mathrm{CH}_3\right)_2 \mathrm{CH}-\mathrm{X}\) |
| 1. | I < II < IV < III | 2. | II < III < I < IV |
| 3. | IV < III < I < II | 4. | III < II < I < IV |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology- 1(current)
Q. No.
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