Question

# The silver necklace after using for some time becomes black. This is due to the formation of:

A
Ag2O
B
AgBr
C
AgI
D
Ag2S

Solution

## The correct option is D $$Ag_2S$$Silver necklace becomes black in colour due to formation of $$Ag_2S$$. Since Ag reacts with $$H_2S$$ present in atmosphere to form$$Ag_2S$$.Chemistry

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