What is the valency of potassium?

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Solution

Valency of potassium
The atomic number of potassium is 19. Its electronic configuration is 2, 8, 8.1.
Since it has 1 electron in its outermost shell, its valency is 1.

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Dear Madam,

What is the molecular formula of potassium manganate and potassium permangnate and how to find usin valency with criss cross method.

K

K_{4} F e (C N)_{6}

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