Question

when it occurs in hydrated form

B) It looks_____?​

Answer 1

Answer:

Their colour is mainly due to ferric oxides occurring as thin coatings on the soil particles while the iron oxide occurs as haematite or as hydrous ferric oxide, the colour is red and when it occurs in the hydrate form as limonite the soil gets a yellow colour.

Answer 2

It Looks Like Feric Oxide in the Atmosphere.