Chemical Process Phthalic anhydride is made by the Dehydrogenation of ethyl benzene Oxidation of benzene None of these Oxidation of naphthalene Dehydrogenation of ethyl benzene Oxidation of benzene None of these Oxidation of naphthalene ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following additives/water proofing agents is added to lower the hydrophilic (moisture loving) characteristic of cement? Formic acid Stearic acid Xanthates Calcium & aluminium stearate Formic acid Stearic acid Xanthates Calcium & aluminium stearate ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is an organo-metal-lic compound? Zeolite Isopropyl alcohol Cumene Tetra-ethyl lead Zeolite Isopropyl alcohol Cumene Tetra-ethyl lead ANSWER DOWNLOAD EXAMIANS APP
Chemical Process In the Lurgi coal gasifier Low carbon conversion efficiency is achieved Large quantity of coal can be processed Coking coals cannot be used Entrainment of solids is higher Low carbon conversion efficiency is achieved Large quantity of coal can be processed Coking coals cannot be used Entrainment of solids is higher ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Presence of H₂S in raw water (to be chlorinated) results in the Reduced softening capacity of zeolite Increased dosage of chlorine to provide a disinfecting residual in the water None of these Easy removal of its hardness Reduced softening capacity of zeolite Increased dosage of chlorine to provide a disinfecting residual in the water None of these Easy removal of its hardness ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Coke used for the production of calcium carbide should have High electrical resistivity All of these Low ignition temperature Low ash content High electrical resistivity All of these Low ignition temperature Low ash content ANSWER DOWNLOAD EXAMIANS APP
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