Question

i. What is decomposition reaction?
ii. What type of reaction will occur when silver chloride is exposed to sunlight?
iii. Identify the type of the reaction, when lead (II) nitrate solution is mixed with potassium iodide solution.

Answer 1

i. Decomposition reaction is a reaction in which single reactant breaks down to form two or more simpler products.
ii. Photochemical decomposition of silver chloride will occur on its exposure to sunlight.

iii. When lead (II) nitrate solution is mixed with potassium iodide solution, double displacement as well as precipitation reaction takes place