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In the adddition of HBr to propene in th...

In the adddition of `HBr` to propene in the absence of peroxides, the first step involves the addition of-s

A

`H^(+)`

B

`Br^(-)`

C

`H^(*)`

D

`Br^(*)`

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The correct Answer is:
A
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ALLEN-ALKENE, ALKANE & ALKYNE -EXERCISE-1
  1. Propene on reaction with ICl produces mainly

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  2. Consider the reaction [CH(3)CH(2)CH(2)-underset(CH(3))underset(|)ove...

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  3. In the adddition of HBr to propene in the absence of peroxides, the fi...

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  4. In the reaction CH(3)CH(2)CH=CH(2)underset((2)NaBD(4))overset((1)Hg(...

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  5. The major product obtained in the reaction of 1,3-Butadiene with HCl (...

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  6. An optically active hydrocarbon X has molecular formula C(6)H(12). X ...

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  7. The addition of HCl to 1-phenylpropene gives-

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  8. The reduction of 4-octyne with H2 in the presence of Pd//CaCO3 quinol...

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  9. The ease of formation of free radicals follows the order -

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  10. Which of the following has the smallest heat of hydrogenation per mole...

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  11. The intermediate during the addition of HCl to propene n presence of p...

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  12. The order of stability of the alkenes underset(I)(R(2)C=CR(2)') unde...

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  13. Which of the following will not react with an ammonical silver nitrate...

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  14. The correct order of reactivity towards the electrophillic substituion...

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  15. Which of the following order is correct for the decreasing reactivity ...

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  16. Electrophile overset(o+)NO(2) attacks the following : In which ca...

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  17. The most deactivating group for electrophilic substitution reaction in...

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  18. Which of the following is the most reactive towards ring nitration ?

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  19. The order decreasing reactivity towards an electrophilic reagent, for ...

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  20. Increasing order of the following for electrophilic substitution react...

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