Practicing Success

Target Exam

CUET

Subject

Chemistry

Chapter

Inorganic: General Principles and Processes of Isolation of Elements

Question:

How is ore-dressing of iron done?

Options:

Froth Flotation

Magnetic separation

Hand picking

By wetting

Correct Answer:

Magnetic separation

Explanation:

In magnetic separators, ferromagnetic materials are separated from non-magnetic materials using the effect of magnetism. The iron ores siderite and hematite may theoretically be processed using this method as well since they become weakly magnetic when heated.