Question

Choose the correct option

Assertion (A):

Silver chloride is stored in dark-coloured bottles.

Reason (R):

Silver chloride undergoes a photochemical reaction in the presence of light.

• A. Only (A) is true but (R) is false.
• B. Both(A) and (R) are false.
• C. Both (A) and (R) are true and (R) is the correct explanation for (A)
• D. Both (A) and (R) are true and (R) is not the correct explanation for (A)

Answer 1

The correct option is C Both (A) and (R) are true and (R) is the correct explanation for (A)

• Silver chloride will undergo a photochemical reaction if kept in transparent bottles.
• It decomposes in the presence of sunlight into silver and chlorine.
• Therefore, silver chloride is stored in dark coloured bottles to avoid its exposure to direct sunlight.