Chemical Industries Multiple Choice Questions and Answers 12 PDF Download

Learn chemical industries multiple choice questions, grade 10 chemistry online test 12 for high school degree online courses, distance learning for exam prep. Practice basic metallurgical operations multiple choice questions (MCQs), chemical industries quiz questions and answers for chemistry class for online chemistry tutorials courses distance learning.

Study high school chemistry multiple choice questions (MCQs): ore of mercury is called, for free online courses with choices 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 for online learning basic metallurgical operations quiz questions 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

C

MCQ: Ore of copper is called

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

B

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

C

MCQ: Process of converting minerals in to oxides is called

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

C

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

C