Chemical Industries Multiple Choice Questions 11 PDF Download eBook
Practice Chemical industries MCQ questions and answers PDF, chemical industries quiz answers PDF worksheets to solve grade 10 chemistry test 11 for online classes. Practice "Basic Metallurgical Operations" Multiple Choice Questions and Answers (MCQs), chemical industries quiz questions and answers for online classes. Learn metallurgical operations, petroleum, basic metallurgical operations test prep for distance learning classes.
"The process of smelting involves the" Multiple Choice Questions (MCQ) on chemical industries with choices oxidation of minerals, reduction of metal oxides, oxidation of metals, and melting of metals for online classes. Solve basic metallurgical operations quiz questions for school certificate programs for online school classes.
Chemical Industries MCQs Quiz 11 PDF Download eBook
MCQ: The process of smelting involves the
- reduction of metal oxides
- oxidation of minerals
- oxidation of metals
- melting of metals
MCQ: Which of the following is used as cylinder gas for cooking?
- Liquefied petroleum gas (LPG)
MCQ: Third step of metallurgy is
- crushing, grinding or pulverizing of the ore
- concentration of the ore
- extraction of metal
- refining of metal
MCQ: Which of the following is used as a chemical feedstock for making drugs, plastics, and other chemicals?
- Liquid Petroleum Gas (LPG)
MCQ: Number of carbon atoms per molecule in Petrol is
- 1 to 4
- 5 to 10
- 8 to 12
- 10 to 16