Chemical Industries Multiple Choice Questions and Answers 12 PDF Download

Learn chemical industries MCQs, grade 10 chemistry test 12 for online learning courses and test prep. Basic metallurgical operations multiple choice questions (MCQs), chemical industries quiz questions and answers include chemistry worksheets for online chemistry tutorials courses distance learning.

Chemistry multiple choice questions (MCQ): ore of mercury is called with options zinc blende, galena, cinnabar and chromite, basic metallurgical operations quiz for online training questions and answers for school teachers and students for school exams. Free chemistry study guide to learn basic metallurgical operations quiz to attempt multiple choice questions based test.

MCQs on Chemical Industries Worksheets 12 Quiz PDF Download

MCQ: Ore of mercury is called

  1. Galena
  2. Zinc blende
  3. Cinnabar
  4. Chromite


MCQ: Ore of copper is called

  1. Haematite
  2. Chalcopyrite
  3. Bauxite
  4. Halite


MCQ: Number of carbon atoms per molecule in fuel oil are

  1. 14 to 20
  2. 20 to 50
  3. 50 to 70
  4. More than 70


MCQ: Process of converting minerals in to oxides is called

  1. smelting
  2. reigning
  3. roasting
  4. bessemerization


MCQ: A solid deposit containing a sufficiently high percentage of a mineral to make extraction of metal economically feasible is called

  1. Metal oxide
  2. Gangue
  3. Ore
  4. None of these