Chemical Process Sulphur removal by heating of pyrite ore in presence of air is called its Smelting Calcination Roasting Reduction Smelting Calcination Roasting Reduction ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Phenol formaldehyde is produced by condensation polymerisation. It is also known as Bakelite Polyester Teflon Nylon-66 Bakelite Polyester Teflon Nylon-66 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Vanillin is a type of Flavour Anti-pyretic drug Food preservative Dye Flavour Anti-pyretic drug Food preservative Dye ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The drug used in contraceptives is Pencillin Sulphadizene Methyl salicylate Mestranol Pencillin Sulphadizene Methyl salicylate Mestranol ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Conversion of SO₂ to SO₃ in Monsanto 4-pass converter is about __________ percent. 100 98 90 80 100 98 90 80 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is not a raw material used for the manufacture of ordinary glass? Soda ash Iron oxide Silica Limestone Soda ash Iron oxide Silica Limestone ANSWER DOWNLOAD EXAMIANS APP
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