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प्रश्न
Suggest a reagent for the following conversion.

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उत्तर
Pyridinium chlorochromate (PCC), a complex of chromium trioxide with pyridine and HCl.
\[\ce{CH3 - CH = CH - CH2OH ->[PCC] CH3 - CH = CH - CHO}\]
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संबंधित प्रश्न
Give reasons for the following:
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(i) H2/Pd
(ii) LiAlH4
(iii) NaBH4
(iv) Reaction with RMgX followed by hydrolysis
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- \[\ce{CH3CH2CH(OH)CH3}\]
- \[\ce{(C2H5)3COH}\]


Mark the correct increasing order of reactivity of the following compounds with HBr/HCl.
| (a) | ![]() |
| (b) | ![]() |
| (c) | ![]() |
Write the mechanism of acid-catalysed dehydration of ethanol to yield ethene.
Write the mechanism of acid dehydration of ethanol to yield ethene.
Write the mechanism of acid dehydration of ethanol to yield ethene.
Write the mechanism of acid-catalysed dehydration of ethanol to yield ethene.



