Chemical Industries Multiple Choice Questions and Answers 9 PDF Book Download

Chemical industries MCQs, chemical industries quiz answers 9 to learn high school chemistry courses online. Petroleum multiple choice questions (MCQs), chemical industries quiz questions and answers for online school degrees. Basic metallurgical operations, petroleum test for high school teacher certification.

Learn high school chemistry multiple choice questions (MCQs): ore of zinc is called, with choices zinc blende, galena, cinnabar, and chromite for online school degrees. Free chemistry study guide for online learning petroleum quiz questions to attempt multiple choice questions based test.

MCQ on Chemical Industries Worksheets 9 PDF Book Download

MCQ: Process in which metal is separated from its ore and prepared for use is called

  1. Metallurgy
  2. Mining
  3. Crushing
  4. Solvay process


MCQ: Ore of zinc is called

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


MCQ: Boiling point of petrol is

  1. below 20
  2. 170-120°C
  3. 35-70°C
  4. 270-340°C


MCQ: Ore of tin is called

  1. Galena
  2. Zinc blende
  3. Cassiterite
  4. Silica


MCQ: Second step of metallurgy is

  1. Crushing, grinding or pulverizing of the ore
  2. Concentration of the ore
  3. Extraction of metal
  4. Refining of metal