Chemical Process Carbon content of pitch (residue of coal tar distillation) is around __________ percent. 80 55 70 94 80 55 70 94 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process H₂S is scrubbed from refinery gases by absorption using Ethanol amine Dilute H₂SO₄ Chilled water Tri-butyl phosphate Ethanol amine Dilute H₂SO₄ Chilled water Tri-butyl phosphate ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Concentration of NaOH solution produced by diaphragm electrolytic cell is about __________ percent. 98 25 10 50 98 25 10 50 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Phenol formaldehyde is produced by condensation polymerisation. It is also known as Nylon-66 Polyester Bakelite Teflon Nylon-66 Polyester Bakelite Teflon ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Percentage of uranium in carnotite ore found in Jadugoda (Jharkhand) is about 1 to 5 15 to 25 0.1 to 0.5 5 to 10 1 to 5 15 to 25 0.1 to 0.5 5 to 10 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Bio-degradable detergents Should not be used as it spoils the cloth Have an isoparaffinic structure Can be readily oxidised Pose problem in sewerage plant Should not be used as it spoils the cloth Have an isoparaffinic structure Can be readily oxidised Pose problem in sewerage plant ANSWER DOWNLOAD EXAMIANS APP
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