Chemical Industries Multiple Choice Questions 11 PDF Download
Learn chemical industries MCQs, grade 10 online chemistry test 11, metallurgical operations multiple choice questions and answers. Metallurgical operations revision test has chemistry worksheets, helping answer key with choices as oxidation of minerals, reduction of metal oxides, oxidation of metals and melting of metals of multiple choice questions (MCQ) with metallurgical operations quiz as smelting is for competitive exam prep, viva interview questions. Free chemistry study guide to practice metallurgical operations quiz to attempt multiple choice questions based test.
MCQs on Chemical Industries Quiz PDF Download Worksheets 11
MCQ. Smelting is
- 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?
MCQ. Third step of metallury 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?
MCQ. Number of carbon atoms per molecule in Petrol are
- 1 to 4
- 5 to 10
- 8 to 12
- 10 to 16