Chemical Process Phthalic anhydride is made by the Oxidation of naphthalene None of these Dehydrogenation of ethyl benzene Oxidation of benzene Oxidation of naphthalene None of these Dehydrogenation of ethyl benzene Oxidation of benzene ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The catalyst used in the manufacture of DDT (from chloral and chlorobenzene) is Dilute H₂SO₄ None of these Oleum Ultraviolet light Dilute H₂SO₄ None of these Oleum Ultraviolet light ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Diaphragm electrolytic cell as compared to mercury electrolytic cell Produces 70% NaOH solution All of these Requires lesser investment for similar capacity Requires less specific power consumption for the production of chlorine Produces 70% NaOH solution All of these Requires lesser investment for similar capacity Requires less specific power consumption for the production of chlorine ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Sucrose content in cane sugar may be around __________ percent. 70 95 50 80 70 95 50 80 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Out of the following processes of paper pulp manufacture, the maximum corrosion problem in digestion & handling equipments is encountered in the __________ process. Mechanical Sulphate/kraft Sulphite Neutral sulphite semi-chemical Mechanical Sulphate/kraft Sulphite Neutral sulphite semi-chemical ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is an endothermic reaction? Both B and C Thermal dissociation of iron pyrites C + H₂O = CO + H₂ Absorption of SO₃ in 98% H₂SO₄ Both B and C Thermal dissociation of iron pyrites C + H₂O = CO + H₂ Absorption of SO₃ in 98% H₂SO₄ ANSWER DOWNLOAD EXAMIANS APP
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