When a copper is exposed to Air for a long time it acquires a green coat because it reacts with a) sulphur b) nitrogenc) moist oxygend) moist carbon dioxide.

When a copper is exposed to Air for a long time it acquires a green co

1.	When a copper is exposed to Air for a long time it acquires a green coat because it reacts with a) sulphur b) nitrogenc) moist oxygend) moist carbon dioxide.
Answer» when a copper is exposed to AIR for a long TIME it acquires a green coat because it REACTS with c)MOIST oxygen.MARK ME AS BRAINLIEST THIS IS THE CORRECT ANSWER :-)