When zinc is added to AgNO3 solution, crystals of silver form on the zinc surface. This indicates that zinc is?

A. oxidised
B. reduced
C. decomposed
D. dissociated

Correct Answer: Option A
Explanation
Reaction: 2AgNO3+Zn→Zn(NO3)2+2Ag
The oxidation number of Zn in the reactant is 0, and the product is +2. Therefore, it is oxidized.