Question

a) Write the essential condition for the following reaction to take place.
2AgBr
2Ag +Br2
Write one application of the reaction.
b) Complete the following chemical equation of a chemical reaction.
2 FeSO4 -
Fe2O3 +.................... +.................​

Answer 1

Answer:

a. The essential condition for the given reaction to take place in the presence of sunlight as the given reaction is a photolytic decomposition reaction. Its application is in black and white photography.

b. 2FeSO4 = Fe2O3 + SO2+ SO3

Answer 2

a) Essential condition is in present of sunlight. ex:The best-known example of a photolytic process is the experimental technique known as flash photolysis, employed in the study of short-lived chemical intermediates formed in many photochemical reactions