Chemical Process Lime and soda ash are added to water to remove Bicarbonates & sulphates of calcium and magnesium Its corrosiveness Undersirable taste and odour Bacteria Bicarbonates & sulphates of calcium and magnesium Its corrosiveness Undersirable taste and odour Bacteria ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Nylon 6-6 is manufactured from Caprolactum Dimethyl terephthalate and ethylene glycol Hexamethylene diamine and adipic acid Hexamethylene diamine and maleic anhydride Caprolactum Dimethyl terephthalate and ethylene glycol Hexamethylene diamine and adipic acid Hexamethylene diamine and maleic anhydride ANSWER DOWNLOAD EXAMIANS APP
Chemical Process SO₂ is bubbled through hot sugar cane juice to Increase the crystal size Act as an acidifying agent Increase its concentration Increase the amount of molasses Increase the crystal size Act as an acidifying agent Increase its concentration Increase the amount of molasses ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Teflon is Phenol formaldehyde Poly tetrafluoroethylene (P.T.F.E.) A monomer An inorganic polymer Phenol formaldehyde Poly tetrafluoroethylene (P.T.F.E.) A monomer An inorganic polymer ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is used as a coagulant in water treatment? Hydrogen peroxide Chloramine Ferrous sulphate Chlorine Hydrogen peroxide Chloramine Ferrous sulphate Chlorine ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The end bleaching agent used to move last traces of colour bodies from the pulp is Mercaptans MgO Chlorine dioxide (ClO₂) SO₂ gas Mercaptans MgO Chlorine dioxide (ClO₂) SO₂ gas ANSWER DOWNLOAD EXAMIANS APP
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