Question

Copper (II) oxide is a black solid formed from the elements copper and oxygen. Copper
is a reddish brown metallic solid and oxygen is a colourless gas at room temperature. What can you infer about the properties of a compound and its constituent elements
from the example of Copper (II) oxide?​

Answer 1

Answer:

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Explanation:

I hope there may be problem for you to understand answer but it's correct

Answer 2

Answer:

The properties of compound and constituent elements are totally different (colour , state etc.)

as copper oxide is black and copper is red and oxygen is colourless.

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