Urea reacts with water to form A which will decompose to form B . B when passed through Cu 2 + aq , deep…

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 the formula of C from the following?
  1. CuNH342+
  2. CuOH2
  3. CuCO3·CuOH2
  4. CuSO4

Solution

NH2CONH2+H2OCO2+NH4OHA

NH4OHΔNH3B+H2O

Cu+2aq+4NH3CuNH34C+2 (deep blue)

Asked in: NEET 2020 (Phase 1)

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