5.27 Give four examples of heterogeneous catalysis.
5.27 Give four examples of heterogeneous catalysis.
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1 Answer
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5.27
Oxidation of sulphur dioxide into sulphur trioxide in the presence of
(3) Oxidation of ammonia into nitric acid in presence of platinum gauze in Ostwald's process
→ 4NH3 (g)+ 5O2 (g) Pt (s) 4NO +6H2O
(4) Hydrogenation of vegetable oils in presence of Nickel as catalyst
Vegetable oil (l)+H2 (g) Ni → Vegetable ghee (s)
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