Chemical Industries Multiple Choice Questions and Answers 9 PDF Download

Learn chemical industries multiple choice questions, grade 10 chemistry online test 9 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 lab courses distance learning.

Study high school chemistry multiple choice questions (MCQs): process in which metal is separated from its ore and prepared for use is called, for free online courses with choices mining, metallurgy, crushing, and solvay process, basic metallurgical operations quiz with interesting questions to ask in teachers' jobs interview of secondary and high school teachers. Free chemistry study guide for online learning basic metallurgical operations quiz questions to attempt multiple choice questions based test.

MCQs on Chemical Industries Worksheets 9 Quiz PDF 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

A

MCQ: Ore of zinc is called

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

B

MCQ: Boiling point of petrol is

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

C

MCQ: Ore of tin is called

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

C

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

B