Chemical Process
The catalyst used in the manufacture of DDT (from chloral and chlorobenzene) is

Ultraviolet light
None of these
Oleum
Dilute H₂SO₄

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Chemical Process
Pick out the wrong statement pertaining to the soap manufacture.

Transparent soaps are made by cold process
Colourless rosin is used in the manufacture of laundary soaps
Organic pigments are used as colouring materials in the soap manufacture
Both laundary as well as toilet soaps are manufactured by hot process

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