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Chemistry

Chemistry
The iron ore magnetite consists of

Fe2O3
3Fe2O3 .. 3H2O
Fe3OH4
FeCO3

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Chemistry
Which of the following vegetable oils does not contain essential fatty acids ?

Sunflower oil
Mustard oil
Groundnut oil
Coconut oil

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Chemistry
Which of the following acts as promoter for iron in Haber's process

W
Mg
Mo
Mn

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Chemistry
Quartz is a crystalline form of

Glass
Silica
Limestone
Alumina

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Chemistry
The inert gases are ____ in water

soluble
None of these
sparingly soluble
insoluble

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Chemistry
Chloroform can be used as

Antimalarial
Anaesthetic
Antibiotic
Analgesic

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