Chemical Industries Multiple Choice Questions and Answers 12 PDF Download

Chemical industries multiple choice questions (MCQs), chemical industries test prep 12 to learn online high school 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 for online secondary education degree 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 for online learning basic metallurgical operations quiz questions to attempt multiple choice questions based test.

MCQ 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