Question

The chemical formula o potassium maganete by
wsing eriss cross method?​

Answer 1

Vaalga Tamil....,

Answer:

As Potassium has a valency of +1 and Permanganate has a valency of -1 when we crisscross their valencies we get KMnO4 as the answer.

Answer 2

Answer:

Helloo!!

Potassium symbol K has a Valency +1

means that it can give one electron to any other element to get stable or get near Nobel gas configuration!!

And Nitrate No3 has a valency -1 means that it requires 1 electron to get stable!!

Using Criss cross method potassium give its one electron to Nitrate to form potassium Nitrate!!

Chemical formula of Potassium Nitrate is KNO3

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