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Allotropes of Carbon

Which of the ...

Question

Which of the following imparts green colour to the Bunsen flame?

A

B(OMe)₃

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B

Na(OMe)

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C

Al(OBr)₃

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D

Sn(CH₂)₂

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Solution

The correct option is A
B(OMe)₃

Boric acid with methanol in presence of conc. $H_{2} S O_{4}$ forms $B (O M e)_{3}$ which burns with a green flame.

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