Question

some crystals of copper sulphate were dissolved in water. the colour of solution obtained would be
à. green
b. red
ç. brown
d. blue.


listen I know that the answer is blue but still a question in my brain that

CuSO4 + H2O. gives. CuO + H2SO4



and cuO is black in nature but then why the answer is blue???????????






please give a relevant answer so that I can mark it brainleist...one..​

Answer 1

Answer:

brown is correct answer

Explanation:

.

Answer 2

Answer:

these are  compounds.

a characteristic of a compound is that the product of substances are always different than those substances combined.

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