Chemical Process Viscosity index improver (like polystrene or polyisobutylene) is added to lubricant to Increase its viscosity Reduce the variation in its viscosity with temperature Increase the variation in its viscosity with temperature Reduce its viscosity Increase its viscosity Reduce the variation in its viscosity with temperature Increase the variation in its viscosity with temperature Reduce its viscosity ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Platinum catalyst used in the earlier days of sulphuric acid manufacture by contact process suffers from the drawback like Easy poisoning tendency All of these High cost Fragile nature Easy poisoning tendency All of these High cost Fragile nature ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The most reactive allotropic form of phosphorus is __________ phosphorus. Black Violet Yellow Red Black Violet Yellow Red ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is not an insecticide? Hexane Nicotine Hydrocyanic acid Sodium flouride Hexane Nicotine Hydrocyanic acid Sodium flouride ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Coke oven gas consists mainly of H₂, & CH₄ H₂, & CO CH₄, & CO CO, & CO₂ H₂, & CH₄ H₂, & CO CH₄, & CO CO, & CO₂ ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Most widely and commonly used coagulant for the removal of suspended impurities in water is Bleaching powder Copper sulphate Slaked lime Alum Bleaching powder Copper sulphate Slaked lime Alum ANSWER DOWNLOAD EXAMIANS APP
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