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Identification Test for Salts

Potassium bur...

Question

Potassium burns in water with a __________ flame.

A

lilac

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B

blue

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C

red

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D

brown

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Solution

The correct option is B lilac
Potassium burns with a lilac flame.
It is soft alkali metal that oxidizes rapidly in air and is very reactive with water generating sufficient heat to ignite the hydrogen emitted in the reaction.

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