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A colourless salt gives violet colour to...

A colourless salt gives violet colour to Bunsen flame and also turns moistured litmus paper blue. It is :

A

`Na_(2)CO_(3)`

B

`KNO_(3)`

C

`K_(2)CO_(3)`

D

`Cu(OH)_(2)`

Text Solution

Verified by Experts

The correct Answer is:
C
Viloet colour to flame is characteristic of potassium. Also aqueous solution of `K_(2)CO_(3)` is alkaline.
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