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Physical and Chemical Properties of Hydrogen

How does pure...

Question

How does pure hydrogen gas burns?

A

Pale blue flame with no sound

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B

Colourless flame with a popping sound

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C

Pale blue flame along with a popping sound

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D

Lilac-coloured flame with no sound

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Solution

The correct option is A
Pale blue flame with no sound

Pure hydrogen gas burns with a pale blue flame with no pop-up sound. Impure hydrogen gas burns with a pop-up sound because of impurities present in it.

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