Chemical Process Out of the following processes of paper pulp manufacture, the maximum corrosion problem in digestion & handling equipments is encountered in the __________ process. Neutral sulphite semi-chemical Sulphite Mechanical Sulphate/kraft Neutral sulphite semi-chemical Sulphite Mechanical Sulphate/kraft ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Pick out the exothermic reaction out of the following: CaC₂ + H₂O = Ca(OH)₂ + C₂H₂ C + H₂O = CO + H₂ All of these MgCO₃ = MgO + CO₂ CaC₂ + H₂O = Ca(OH)₂ + C₂H₂ C + H₂O = CO + H₂ All of these MgCO₃ = MgO + CO₂ ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Rosin soap is added during paper manufacture to Improve opacity Impart resistance to penetration by liquids None of these Impart adhesive properties Improve opacity Impart resistance to penetration by liquids None of these Impart adhesive properties ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Flexible foam (for mattresses) is usually made of PVC Polyamides Silicone Polyurethanes PVC Polyamides Silicone Polyurethanes ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Sulphuric acid solution having a specific gravity of 1.20 at room temperature is used mainly for the Synthesis of oleum Car battery solution Fertiliser manufacture Water treatment Synthesis of oleum Car battery solution Fertiliser manufacture Water treatment ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Kopper-Totzek coal gasifier Cannot use coking coal Can give ammonia synthesis gas (H₂ + N₂) Is a moving bed reactor Operate at very high pressure Cannot use coking coal Can give ammonia synthesis gas (H₂ + N₂) Is a moving bed reactor Operate at very high pressure ANSWER DOWNLOAD EXAMIANS APP
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