Chemical Process How much temperature is maintained during quicklime manufacture in the calcination zone of the vertical shaft kiln? 500°C 750°C 1000°C 1500°C 500°C 750°C 1000°C 1500°C ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following processes does not produce Cl₂ as a co-product during the manufacture of caustic soda? Mercury electrolytic cell process None of these Diaphragm electrolytic cell process Lime-soda process Mercury electrolytic cell process None of these Diaphragm electrolytic cell process Lime-soda process ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The most popular and common detergent i.e., alkyl benzene sulfonate (ABS) is a/an __________ detergent. Cationic Semi polar Amphoteric Anionic Cationic Semi polar Amphoteric Anionic ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Tall oil obtained as a by-product from the black liquor recovery is Composed mainly of rosin & fatty acids A black, sticky & viscous liquid Used in the manufacture of greases, emulsions & soaps All of these Composed mainly of rosin & fatty acids A black, sticky & viscous liquid Used in the manufacture of greases, emulsions & soaps All of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The end bleaching agent used to move last traces of colour bodies from the pulp is MgO SO₂ gas Mercaptans Chlorine dioxide (ClO₂) MgO SO₂ gas Mercaptans Chlorine dioxide (ClO₂) ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Viscose rayon Utilises H₂SO₄, NaOH and CS₂ during its manufacture Cannot be made from sulphite pulp None of these Cannot yield textile grade fibre Utilises H₂SO₄, NaOH and CS₂ during its manufacture Cannot be made from sulphite pulp None of these Cannot yield textile grade fibre ANSWER DOWNLOAD EXAMIANS APP
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