Chemical Process Phenol formaldehyde is produced by condensation polymerisation. It is also known as Nylon-66 Bakelite Polyester Teflon Nylon-66 Bakelite Polyester Teflon ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Raw materials required for the manufacture of __________ is acetylene and hydrochloric acid. Vinyl chloride Dacron Maleic anhydride Phthalic anhydride Vinyl chloride Dacron Maleic anhydride Phthalic anhydride ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is not produced on commercial scale from sea water? Magnesium compounds Potassium compounds Bromine Sodium sulphate Magnesium compounds Potassium compounds Bromine Sodium sulphate ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Mercury electrolytic cells are preferred over diaphragm electrolytic cell (for production of caustic soda), as it Has larger production capacity per unit cell All of these Consumes less power per ton of Cl₂ produced Produces high purity (70%) caustic soda directly Has larger production capacity per unit cell All of these Consumes less power per ton of Cl₂ produced Produces high purity (70%) caustic soda directly ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Bleaching of paper pulp is done with Chlorine or chlorine dioxide Activated clay Magnesium sulphite Bromine Chlorine or chlorine dioxide Activated clay Magnesium sulphite Bromine ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is not responsible for causing permanent hardness of water? MgCl₂ CaCl₂ None of these Ca(HCO₃)₂ MgCl₂ CaCl₂ None of these Ca(HCO₃)₂ ANSWER DOWNLOAD EXAMIANS APP
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