Question

Marble statues often slowly get corroded when kept in open for a long time. Assign a suitable explanation.

Answer 1

Hey mate,

Marbles statues often slowly get corroded when kept in open for a long time, 'cause as we know that marble statues are made up of calcium carbonate . And air also contains some acids, when acids reacts with calcium carbonate, this results ín the corrosion .

Acid + calcium carbonate------ co2 +H2o + salt

Answer 2

Explanation:

The “Marble statues” are often 'slowly corroded' when kept in open for a long time. This is because of formation of secondary air pollutants like acids (carbonic acid, nitric acid, sulphuric acid, etc.) ... respectively with atmospheric moisture and then come down as “acid rain”