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Chemical Process

Chemical Process
The enzyme which converts starch into the disacharides maltose is

Maltase
Diastase
None of these
Yeast

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Chemical Process
Styrene (a monomer for the production of polystyrene) is commercially produced by

Fermentation of starch
Dehydration of ethyl alcohol followed by hydrogenation
Reacting ethylene oxide with acetal-dehyde
Catalytic dehydrogenation of ethyl benzene

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Chemical Process
Which is the most suitable dye for synthetic fibres?

Mordant dye
Acid dye
Pigment dye
Azoic dye

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Chemical Process
Na₂CO₃ is called

Washing soda
Calcite
Soda ash
Plaster of paris

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Chemical Process
Phenolic antiseptics are added in the __________ soap.

Transparent
Shaving
Medicated
Metallic

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Chemical Process
Sugar content in sugarcane on cane basis is about __________ percent by weight.

5 to 10
20 to 30
1 to 5
15 to 20

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