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Chemical Process

Chemical Process
Starting material for the commercial production of ethyl alcohol in India is

Rice
Maize
Molasses
Fruit of Mahua tree

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Chemical Process
Chemical formula of BHC, which is an insecticide is

C₆H₅Cl
C₆H₆Cl₆
C₆Cl₆
C₆H₄Cl₂

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Chemical Process
Producer gas consists mainly of

CO, CO₂ N₂, H₂
C₂H₂, CO₂, H₂
H₂, CH₄
CO, H₂

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Chemical Process
Proximate analysis of coal determines its __________ content.

Moisture & volatile matter
Moisture, ash, sulphur & volatile matter
Moisture, sulphur, nitrogen & fixed carbon
None of these

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Chemical Process
Neoprene is chemically known as

Polychloroprene
Polybutadiene
Polyurathane
Styrene butadiene rubber (SBR)

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Chemical Process
Sizing material is incorporated in paper to

Impart resistance to penetration by liquids
Increase its thickness
Increase its brightness
Increase its flexibility & opacity

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