Which of the following ores does not represent the ore of iron
Which is not a mineral of aluminium
Cassiterite is an ore of
Thermite process is used in the reduction of
The most abundant metal in the earth crust is
Which one of the followingis a mineral of irons
Cryolite is an ore of
The chief impurity present in red bauxite is
Which of the following is a carbonate ore
Sapphire is mineral of
The highest quantity present in the atmosphere is of
Gravity separation process is used for the concentration of
A similarly between optical and geometrical Isomerism is that:
Siderite is an ore of
Which of the following is an oxide ore?
In electrorefining of copper, some gold is deposited as
Which ore contains both iron and copper?
Hydrometallurgy is based on
The extraction of which of the following metals involves bessemerisation?
Which one of the following ores is an ore of copper?
On igniting Fe2O3 at 1400degree C, the product obtained is
Blister copper is
Which one of the following is the chief ore of copper?
Sulphide ores are common for metals
The temperature of the slag zone in the metallurgy of iron using blast furnace is
Which one of the following metals, is extracted on smelting of its ore in blast furnace?
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?
Argentite is an ore of
Cyanide process is used for extraction of
In Mac Arthur Forrest method, silver is extracted from the solution of Na [Ag(CN)2 ] by the use of
Aluminium metal is refined by
In metallurgical process, for which metal carbon is used for reduction of metal oxides?
the alkene that exhibit geometrical Isomerism is
which of the following compounds is not chiral?
which of the following compounds will exhibit geometri cal Isomerism?
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