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20Hematite is an ore of iron.
Magnetite contains aluminium.
Bauxite is the chief ore of aluminium.
Cryolite is an ore of iron.
Chalcopyrite is the main ore of copper.
Malachite contains about 34.5% copper.
Argentite is the chief ore of silver.
Silver is found in pure state only.
Gold is a non-reactive metal.
Gold is found in compound form in nature.
Percentage: 0%
Which is the main ore of iron?
Which is the chief ore of iron?
Which ore contains maximum iron?
The chief ore of aluminium is:
Aluminium content in bauxite is about:
The main ore of copper is:
The chief ore of silver is:
Gold is found mostly in:
Copper content in chalcopyrite is about:
Silver content in argentite is about:
______ is the chief ore of iron.
______ is the chief ore of aluminium.
Hematite contains about ______% iron.
Aluminium ores contain about ______–60% aluminium.
______ is the main ore of copper.
Chalcopyrite contains about ______.5% copper.
______ is the chief ore of silver.
Argentite contains about ______% silver.
Gold is a ______-reactive metal.
Gold is found in ______ state in nature.