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A polystyrene, having formula Br(3) C(6)...

A polystyrene, having formula `Br_(3) C_(6) H_(2) (C_(8) H_(8))_(n)`, was perpared by heating styrene with tribromobenzoyl peroxide in the absence of air. If it was found to contain 10.46% bromine by weight, find the value of `n`.

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The correct Answer is:
`n=19`;
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A polystryrene, having formula Br_(3) C_(6) H_(2) (C_(8) H_(8))_(n) , was perpared heating styrene with tribromobenzoyl peroxide in the absence of air. If it was found to contain 1.46% bromine by weight, find the value of n .

A polystyrene having formula Br_(3)C_(6)H_(2)(C_(8)H_(8))_(n) was prepared by heating styrene with tribromobenzoyl peroxide in absence of air. If it was found to contain 10.46% Bromine by mass, what will be the value of n.

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Knowledge Check

  • A polystyrene having formula Br_(3)C_(6)H_(2)(C_(8)H_(8))_(n) was prepared by heating styrene with tribromobenzoyl peroxide in absence of air. If it was found to contain 10.46% Bromine by mass, what will be the value of n.

    A
    19
    B
    20
    C
    15
    D
    10

  • A polystyrene of formula Br_(3) C_(6) H_(2)(C_(8)H_(8))_(n) was prepared by heating styrene with tribromobenzyl peroxide in the absence of air. It was found to contain 10% bromine by weight. Find the nearest value of n (M.W. of Br = 80) :-

    A
    5
    B
    10
    C
    20
    D
    30

  • A compound having the formula Br_(3) C_(6)H_(3) (C_(3) H_(g))_(n) contains 10.46% Br by mass, the value of n is

    A
    `54`
    B
    `65`
    C
    `45`
    D
    `35`
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