Chemical Technology GATE-2019
Q 1: Producer gas is obtained by
Q 2: In the Kraft process, the essential chemical reagents used in the digester are
Q 3: The most common catalyst used for the oxidation of o-xylene to phthalic anhydride is
Q 4: In petroleum refining operations, the process used for converting paraffin and naphthene to aromatics is
Q 5: The combination that correctly matches the polymer in Group 1 with the polymerization reaction type in Group 2 is
Group -1 | Group -2 |
P: Nylon 6 | I: Condensation polymerization |
Q: Polypropylene | II: Ring-opening polymerization |
R: polyester | III: Addition polymerization |
Q 6: The combination that correctly matches the process in Group 1 with the entries in Group 2 is
Group -1 | Group -2 |
P: Wulff process | I: Sulfur mining |
Q: Sulfite process | II: Soda ash production |
R: Solvay process | III: Acetylene production |
S: Frasch process | IV: Pulp production |