Question

Define with proper examples
A.displacement
B.double displacement
C.photo decomposition
D.exothermic reaction

Answer 1

Examples

1)Displacement reaction

Fe+CuSO4=FeSO4+Cu

2)Double displacement reaction

NaOH+CaBr2=NaBr+Ca(OH)2

3)exothermic reaction

C+O2=CO2+heat