Why does `AgNO_(3)` produced a black stain on the skin?

Give reason for the following: (i). Silver ornament gets tarnished when exposed to atmosphere for a long time. (ii) Silver nitrate solution is kept in dark coloured bottles. (iii). Why does AgNO_3 produce a black stain on the skin.

Give reason for the following: (i). Silver ornament gets tarnished when exposed to atmosphere for a long time. (ii) Silver nitrate solution is kept in dark coloured bottles. (iii). Why does AgNO_3 produce a black stain on the skin.

Assertion : AgNO_(3) produces a black stain on the skin. Reason : AgNO_(3) is a dye.

Why does one prefer a black umbrella to a white one, even in summer ?

Why does a black board appears black in colour ?

When AgNO_(3) comes in contact with skin, it leaves a black stain. This is because of: