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Orthoboric Acid

A mixture of ...

Question

A mixture of boric acid with ethyl alcohol burns with green edged flame due to the formation of :

A

ethyl borax

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B

ethyl borate

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C

methyl borax

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D

methyl borate

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Solution

The correct option is B ethyl borate
A mixture of boric acid with ethyl alcohol burns with green edged flame due to the formation of ethyl borate.
$H_{3} B O_{3} + 3 C_{2} H_{5} O H \to B (O C_{2} H_{5})_{3} + 3 H_{2} O$
Hence option B is correct.

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