"Metals are usually not found as Nitrates in their ores"
Out of following two (A and B) reasons which is/are true for the above o..
Identify the ore not containing iron.
Upon heating with Cu2S, the reagent(s) that given copper metal is/are
Which one of the following is an ore of silver
Cinnabar is an ore of
The most abundant metal in the earth crust is
Cryolite is an ore of
Which is not a mineral of aluminium
Cassiterite is an ore of
Which one of the followingis a mineral of irons
Which of the following ores does not represent the ore of iron
Which of the following is a carbonate ore
The chief impurity present in red bauxite is
Thermite process is used in the reduction of
Sapphire is mineral of
The highest quantity present in the atmosphere is of
Siderite is an ore of
Gravity separation process is used for the concentration of
Which of the following is an oxide ore?
In electrorefining of copper, some gold is deposited as
Blister copper is
A similarly between optical and geometrical Isomerism is that:
Hydrometallurgy is based on
Which one of the following is the chief ore of copper?
Which one of the following ores is an ore of copper?
Which ore contains both iron and copper?
On igniting Fe2O3 at 1400degree C, the product obtained is
The extraction of which of the following metals involves bessemerisation?
Sulphide ores are common for metals
Cyanide process is used for extraction of
The temperature of the slag zone in the metallurgy of iron using blast furnace is
Aluminium metal is refined by
In Mac Arthur Forrest method, silver is extracted from the solution of Na [Ag(CN)2 ] by the use of
Which one of the following metals, is extracted on smelting of its ore in blast furnace?
Argentite is an ore of
Which one of the following ores is best concentrated by froth floatation method?
Which one of the following metals is extracted by a carbon reduction process?
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