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Assertion : Propene reacts with HBr in p...

Assertion `:` Propene reacts with `HBr` in presence of benzoyl peroxide to yield `1-` bromopropane.
Reason `:` In presence of peroxide , the addition of `HBr` to propane follows ionic mechanism.

A

S-I & II are correct, S-II is correct explanation of S-I

B

S-I&II are correct, S-II is not correct explanation of S-I

C

S-I is true, but S-II is false.

D

S-I is false, ut S-II is true

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The correct Answer is:
D
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NARAYNA-ALKENES-level-4
  1. Statement-I: Alkenes participate in addition reaction Statement-II: ...

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  2. S-I: Alkenes decolourises bromine in C Cl(4) S-II: Double bond is pr...

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  3. S-I: In baeyer's oxidation of ethene sp^(2) carbon is changed to sp^(3...

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  4. S-I: Ethene does not show geometrical isomerism. S-II: Alkenes can n...

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  5. S-I: Propene and cyclopropane both give addition reactions only S-II...

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  6. A) Reduction of but-2-yne by Na/liq. NH(3) gives 'trans' but-2-ene. ...

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  7. Addition of bromine to trans-2-butene yields meso-2,3-dibromobutane. ...

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  8. S-I: The boiling point of cis-1,2-dichloroethene is higher than corres...

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  9. S-I: 2-methyl butan-2-ol o heating with H(2)SO(4) gives 2-methyl but-2...

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  10. S-I: Acidic character of ethane, ethene and ethyne are in the order ...

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  11. Assertion : Cyclopentadienyl anion is much more stable than allyl anio...

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  12. Assertion: Addition of Br(2) to 1-butane gives two optical isomers. ...

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  13. Statement I: 1-Butene on reaction with HBr in the presence of a peroxi...

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  14. Assertion : Dimethyl sulphide is commonly used for the reduction of a...

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  15. Assertion : Propene reacts with HBr in presence of benzoyl peroxide to...

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  16. Arrange the following alkyl halides in decreasing order of the rate or...

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  17. The molecules having dipole moment are :

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  18. Match the reagent from Column I which on reaction with CH(3)-CH=CH(2)...

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  19. Identify the correct match from the following lists

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  20. Match the following columns

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