when a metal oxide which is black
in colour reacts with dilute HCL
a blue green solution is
formed ? write the reaction and
reason behind it?
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Answer:
The metal oxide is Copper oxide and it reacts with dil. HCl to form Copper chloride which is blue green in color.
Explanation:
CuO + HCl - - > CuCl2 + H2O
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