Chemical Industries Multiple Choice Questions 12 PDF Download

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Chemistry multiple choice questions (MCQ) on ore of mercury is called with options zinc blende, galena, cinnabar and chromite, basic metallurgical operations quiz for competitive exam prep, viva interview questions with answers key. Free chemistry study guide to learn basic metallurgical operations quiz to attempt multiple choice questions based test.

MCQs on Chemical Industries Quiz PDF Download Worksheets 12

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