Ethylene may be obtained by dehydration of which of the following with concentrated $H_{2} S O_{4} a t 160 - 170^{0} C$

$C_{2} H_{5} O H$

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$C H_{3} O H$

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$C H_{3} C H_{2} C H_{2} O H$

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$(C H_{3})_{2} C H C H_{2} O H$

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Solution

The correct option is A
$C_{2} H_{5} O H$

$C H_{3} - C H_{2} - O H C o n c . H_{2} S O_{4} - ------- \to 160 - 170^{0} C H_{2} = C H_{2} + H_{2} O$

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