Chemical Technology GATE-2004
Q 1: Prilling tower is found in the flow-sheet for the manufacture of
Q 2: The proper arrangement of the petroleum fractions, in the order of their boiling points is
Q 3: Multiple-effect evaporators are commonly used in the manufacture of
| P: Paper | Q: Superphosphate | R: Sugar | S: Fats |
Q 4: Match the process in Group I with the product in Group II.
| Group -1 | Group -2 |
| P: DCDA process | 1: Sodium hydroxide |
| Q: Mercury Cell | 2: Sulfuric acid |
| 3: Sodium carbonate | |
| 4: Nitric acid |
Q 5: Match the product in Group I with the raw materials in Group II.
| Group -1 | Group -2 |
| P: Urea | 1: Ammonia and carbon dioxide |
| Q: Polyester | 2: Dimethyl terephthalate and ethylene glycol |
| 3: Ammonia and carbon monoxide | |
| 4: Hexamethylene diamine and adipic acid |
Q 6: Match the product in Group I with the nature of the reaction in Group II.
| Group -1 | Group -2 |
| P: Polyethylene | 1: Condensation polymerization |
| Q: Nylon | 2: Addition polymerization |
| R: Polystyrene |
Q 7: Match the process in Group I with the catalyst used in Group II.
| Group -1 | Group -2 |
| P: Sulfuric acid manufacture | 1: Platinum |
| Q: Vegetable oil hydrogenation | 2: Vanadium pentoxide |
| 3: Iron | |
| 4: Raney Nickel |