Class 10 Subjects

Grade 10 Chemistry MCQs

Grade 10 Chemistry MCQ PDF - Chapter

Chemical Industries Quiz Questions and Answers PDF p. 11

Solve Chemical industries quiz questions and answers, chemical industries MCQ questions with answers PDF to solve grade 10 chemistry quiz 11 for online certification. Metallurgical Operations MCQs, chemical industries quiz questions and answers for online classes. "Chemical Industries " Book PDF: metallurgical operations, petroleum, basic metallurgical operations test prep for distance learning classes.

"The process of smelting involves the" Multiple Choice Questions (MCQ) on chemical industries with choices oxidation of minerals, reduction of metal oxides, oxidation of metals, and melting of metals for online classes. Practice metallurgical operations quiz questions for school certificate programs for online school classes.

Chemical Industries Questions and Answers

MCQ: The process of smelting involves the

reduction of metal oxides
oxidation of minerals
oxidation of metals
melting of metals

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

Liquefied petroleum gas (LPG)
petrol
naphtha
kerosene

MCQ: Third step of metallurgy is

crushing, grinding or pulverizing of the ore
concentration of the ore
extraction of metal
refining of metal

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

Liquid Petroleum Gas (LPG)
petrol
naphtha
kerosene

MCQ: Number of carbon atoms per molecule in Petrol is

1 to 4
5 to 10
8 to 12
10 to 16