Chemical Process Which of the following is an endothermic reaction? Thermal dissociation of iron pyrites Both B and C Absorption of SO₃ in 98% H₂SO₄ C + H₂O = CO + H₂ Thermal dissociation of iron pyrites Both B and C Absorption of SO₃ in 98% H₂SO₄ C + H₂O = CO + H₂ ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Very fine suspended and colloidal impurities are removed from water by a process called Softening Sedimentation Disinfection Coagulation Softening Sedimentation Disinfection Coagulation ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Boiling of water containing temporary hardness produces None of these CO₂ CaSO₄ CaHCO₃ None of these CO₂ CaSO₄ CaHCO₃ ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The catalyst used in the manufacture of DDT is 20% oleum Alumina Aluminium chloride Silica 20% oleum Alumina Aluminium chloride Silica ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Chemical name of 'alum' is Barium sulphate Aluminium chloride Calcium sulphate Aluminium sulphate Barium sulphate Aluminium chloride Calcium sulphate Aluminium sulphate ANSWER DOWNLOAD EXAMIANS APP
Chemical Process At very high concentration of enzymes, the rate of fermentation chemical reaction is __________ the concentration of reactants. Inversely proportional to Independent of Directly proportional to Proportional to the square of Inversely proportional to Independent of Directly proportional to Proportional to the square of ANSWER DOWNLOAD EXAMIANS APP
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