SSC JE Mechanical Engineering 2017 Set 5 Paper

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Question : 57 of 200

Marks: +1, -0

Formula for styrene is ......... .

$CH_2 = CH-C_4H_7 =CH_2$
$C_6H_5CH=CH_2$
$C_5H_4CH=CH_2$
$CH_2 = CH-C_3H_5 = CH_2$

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