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Alcohols undergo dehydration in the foll...

Alcohols undergo dehydration in the following sequence

A

`1^(@) gt 2^(@) gt 3^(@)`

B

`3^(@) gt 2^(@) gt 1^(@)`

C

`1^(@) gt 3^(@) gt 2^(@)`

D

`3^(@) gt 1^(@) gt 2^(@)`

Text Solution

Verified by Experts

The correct Answer is:
B
Rate of dehydration `prop` stability of carbocation
so rate `3^(@) gt 2^(@) gt 1^(@)` alcohol.
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BANSAL-HYDROCARBONS-Exercise 1
  1. The main product produced in the dehydrohalogenation of 2-bromo-3,3-di...

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  2. The structural formula of the compound which yields ethylene upon reac...

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  3. Alcohols undergo dehydration in the following sequence

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  4. A is-

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  5. On heating n-propyldimethylamine oxide, propene is obtained. The react...

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  6. The most common reactions of alkenes are-

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  7. The reaction CH(2)=CHCH(3)=HBr to CH(3)CHBrCH(3) is-

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  8. Anti-Markownikoff's addition of HBr is not observed in-

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  9. The addtion of Br(3) to trans-2-butene produces

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  10. The addition of HCl in the presence of peroxide does not follow anti-M...

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  11. The ozonolysis of an olefin gives only propanone. The olefin is:

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  12. 3-Methyl-2-pentene on reaction with HOCl gives-

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  13. CH(2)=CH(2)overset(Cl(2))toAoverset(AgOH)to? The product is a-

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  14. Aqueous sulphuric acid reacts with 2-methyl-1-butene to give predomina...

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  15. The olefin which on ozonolysis gives CH(3)CH(2)CHO and CH(3)CHO is-

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  16. Olefines can be converted to paraffins by-

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  17. Ethylene reacts with alkaline KMnO(4) to form-

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  18. Alkene overset(B(2)H(6))tooverset(H(2)O(2)//OH^(-))to2^(@) alcohol the...

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  19. Which order is correct for bond length-

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  20. The relative acidity of ehtyne, ethene and ethane follows the order-

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