9
Question Question 9
Give one example in each case where supplying energy [given below] is necessary for a chemical reaction.
(a) Heat energy
(b) Light energy
(c) Electrical energy
(d) Pressure
(e) Catalyst
(a) ZnCO3 ZnO + CO2 [g]
(b) H2 + Cl2 2HCl
(c)
(d) + Δ
(e) 4NH3 + 5O2 4NO + 6H2O + Δ