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Question

Chemistry Question on General Principles and Processes of Isolation of Elements

Which of the following is not a mineral of iron?

A

Limonite

B

Magnetite

C

Camallite

D

Haematite

Answer

Camallite

Explanation

Solution

Limonite : Fe2O33H2O {Fe_2O_3 3H_2O}
Magnetite : {Fe_3_4}
Camallite : KCl?MgCl26H2O {KCl?MgCl_2 6H_2O}
Haematite: Fe2O3 {Fe_2O_3}