Urea reacts with water to form A, which will decompose to form B. B when passed through Cu2+(aq), deep blue colour solution C is formed. What is formula of C from the following?
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a
[Cu(NH3)4]2+
b
Cu(OH)2
c
CuCO3.Cu(OH)2
d
CuSO4
answer is A.
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Detailed Solution
NH2CONH2→H2O/∆,NH3→Cu(aq)2+[Cu(NH3)4]2+ deep blue colour solution