Subject :NSO Class : Class 8
Which of the following represents a precipitation reaction?
ACuCO3 → CuO + CO2
BFeCl3 + 3NH4OH → Fe(OH)3 + 3NH4Cl
CCaO + H2O → Ca(OH)2 + Heat
DHNO3 + KOH → KNO3 + H2O
B