Question

What is the formula and valency of cupric?​

Answer 1

formula- cu

valency- 2

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Answer 2

$\huge\colorbox{Turquoise}{Answer}$

Copper is one of the transition elements and thus exhibits variable oxidation states. It has two valencies: +1 and +2 and the corresponding atoms are termed as Cuperous (+1 valency) and Cupric (+2 valency). These are also denoted as Cu(I) and Cu(II).