Question

Which reaction is NOT an example of a decomposition reaction? Select one: 2 P b ( N O 3 ) 2 ⟶ 2 P b O + 4 N O 2 + O 2 H 2 C O 3 ⟶ H 2 O + C O 2 C u C l 2 ⟶ C u + C l 2 C a O + C O 2 ⟶ C a C O 3

Answer 1

Answer:

H2CO3-> H2O+CO2CuCI2-> Cu+CI 2CaO+CO2->CaCO3