Class 10 Chemistry MCQs (Grade 10) From Textbook

Free Chemical Industries Quiz App Download | Class 10 Chemistry e-Book PDF

Class 10 Chemistry Certification MCQs – Practice Test 11 (Chapter 5)

Chemical Industries Quiz with Answers PDF Download – Test 11

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The Quiz: The process of smelting involves the; "Chemical Industries" App (iOS, Android) with answers: oxidation of minerals, reduction of metal oxides, oxidation of metals, and melting of metals to study online high school courses. Study Metallurgical Operations MCQ Questions, download Google Book (Free Chapter) for distance learning classes.

Chemical Industries Quiz – Practice Test 11 PDF Download

MCQ: 51

The process of smelting involves the

  1. reduction of metal oxides
  2. oxidation of minerals
  3. oxidation of metals
  4. melting of metals
MCQ: 52

Which of the following is used as cylinder gas for cooking?

  1. Liquefied petroleum gas (LPG)
  2. petrol
  3. naphtha
  4. kerosene
MCQ: 53

Third 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
MCQ: 54

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

  1. Liquid Petroleum Gas (LPG)
  2. petrol
  3. naphtha
  4. kerosene
MCQ: 55

Number of carbon atoms per molecule in Petrol is

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

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Chemical Industries Quiz App (iOS & Android)

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