Chemical Process Phthalic anhydride is made by the Oxidation of benzene None of these Dehydrogenation of ethyl benzene Oxidation of naphthalene Oxidation of benzene None of these Dehydrogenation of ethyl benzene Oxidation of naphthalene ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Alum is commercially produced from Galena Bauxite Feldspar Gypsum Galena Bauxite Feldspar Gypsum ANSWER DOWNLOAD EXAMIANS APP
Chemical Process __________ is obtained as a by-product in the manufacture of sodium hydroxide using brine. Ammonium chloride Sodium bi-carbonate Sodium carbonate Chlorine Ammonium chloride Sodium bi-carbonate Sodium carbonate Chlorine ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Cation exchanger is regenerated usually with H₂SO₄ Hydrazine Alum solution NaOH H₂SO₄ Hydrazine Alum solution NaOH ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following processes can remove both temporary as well as permanent hardness of water? Boiling None of these Filtration Distillation Boiling None of these Filtration Distillation ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Bio-degradable detergents Have an isoparaffinic structure Should not be used as it spoils the cloth Pose problem in sewerage plant Can be readily oxidised Have an isoparaffinic structure Should not be used as it spoils the cloth Pose problem in sewerage plant Can be readily oxidised ANSWER DOWNLOAD EXAMIANS APP
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