Question

if the valency of Oxygen is 2 , what is the valency of copper in CuO?
a.) 1
b) 2
c) 3
d) 4​

Answer 1

Explanation:

1 is the correct answer...

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Answer 2

Answer:

Hey mate,

Here is ur answer.....

CuO

/\

Cu²+ O²+

Which means the valency of Copper is 2....

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