Chemical Process Pick out the exothermic reaction out of the following: MgCO₃ = MgO + CO₂ 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 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process DDT should not be allowed to come in contact with iron (during its manufacture) to Avoid its decomposition None of these Achieve non-hygroscopic property Prevent sulphonation of the monochlorobenzene by the acid catalyst Avoid its decomposition None of these Achieve non-hygroscopic property Prevent sulphonation of the monochlorobenzene by the acid catalyst ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Thermosetting materials Are solvent soluble None of these Are cross-linked molecules Soften on application of heat Are solvent soluble None of these Are cross-linked molecules Soften on application of heat ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is the most adverse factor challenging the choice of mercury electrolytic cell process for the production of caustic soda? High specific gravity of mercury Pollution of water stream by mercury High cost of mercury Non-availability of high purity mercury High specific gravity of mercury Pollution of water stream by mercury High cost of mercury Non-availability of high purity mercury ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The biochemical treatment applied to sewage effluents is a process of Dehydration Reduction Polymerisation Oxidation Dehydration Reduction Polymerisation Oxidation ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Hydrophilic group of a soap or detergent solution is Water hating Water loving Soil loving None of these Water hating Water loving Soil loving None of these ANSWER DOWNLOAD EXAMIANS APP
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