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Pick out the wrong statement. | |
A. | Chamber process of sulphuric acid manufacture produces pure acid of concentration < 80%. [Wrong Answer] |
B. | Contact process of sulphuric acid manufacture produces pure acid of concentration ≥ 98%. [Wrong Answer] |
C. | 75% oleum can be produced by distillation of 20% oleum. [Wrong Answer] |
D. | Contact process of sulphuric acid manufacture uses nickel as the catalyst. [Correct Answer] |