Question

हाउ टू कैलकुलेट द वैलेंसी ऑफ़ क्रोमियम​

Answer 1

Explanation:

Valency is the combining capacity of an element. It is equal to the number hydrogen atoms with which one atom of a particular element ...

Answer 2

Answer:

Thus, one atom of the metal combines with two chlorine atoms to form the dihalide (CrCl2), and with three chlorine atoms the trihalide (CrCl3). Hence, the valencies of chromium can be taken as 2 and 3, as in the case of iron, which is also a transition metal.

Explanation:

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