Chemical Industries Multiple Choice Questions and Answers 11 PDF Book Download

Chemical industries MCQs, chemical industries quiz answers 11 to learn high school chemistry courses online. Basic metallurgical operations multiple choice questions (MCQs), chemical industries quiz questions and answers for online school degrees. Metallurgical operations, petroleum, basic metallurgical operations test for high school teacher certification.

Learn high school chemistry multiple choice questions (MCQs): which of following is used as cylinder gas for cooking, with choices petrol, lpg, naphtha, and kerosene for online school degrees. Free chemistry study guide for online learning basic metallurgical operations quiz questions to attempt multiple choice questions based test.

MCQ on Chemical Industries Worksheets 11 PDF Book Download

MCQ: Smelting is

  1. reduction of metal oxides
  2. oxidation of minerals
  3. oxidation of metals
  4. melting of metals

A

MCQ: Which of following is used as cylinder gas for cooking?

  1. LPG
  2. Petrol
  3. Naphtha
  4. Kerosene

A

MCQ: Third step of metallury is

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

C

MCQ: Which of following is used as a chemical feedstock for making drugs, plastics and other chemicals?

  1. LPG
  2. Petrol
  3. Naphtha
  4. Kerosene

C

MCQ: Number of carbon atoms per molecule in Petrol are

  1. 1 to 4
  2. 5 to 10
  3. 8 to 12
  4. 10 to 16

B