Question

a) Write the essential condition for the following reaction to take place:
2AgBr—-> 2Ag + Br2
Write one application of this reaction.
(b) Complete the following chemical equation of a chemical reaction 2FeS04 —

Answer 1

a. for this reaction the necessary condition is the presence of light(mainly sunlight).
b. 2FeSO4-------->Fe2O3+SO3+SO2
is the complete reaction

Answer 2

a) For this reaction to take place essential condition is it should be in sunlight

on heating
b) 2FeSO4 ----------------> Fe2O3 + SO2 + SO3