Question

reaction of silver and hydrogen sulphide

Answer 1

Answer:

Hydrogen sulphide and silver react to form black silver sulphide, one of the most insoluble salts of silver and this is what causes the tarnish. However, it can be very easily reduced by putting it in a dilute solution of sodium carbonate and attaching a piece of aluminium foil to the article.

Explanation:

Answer 2

Answer:

I didn't know

Explanation:

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