when MnO2 is fused with KOH and KNO3 , a...

when `MnO_2` is fused with KOH and `KNO_3` , a coloured compound is formed . Choose the right compound with the appropriate colour.

A

`K_(2)MnO_(4)`, purple green

B

`KMnO_(4)`, purple

C

`Mn_(2)O_(3)`, brown

D

`Mn_(3)O_(4)` black

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The correct Answer is:

A

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