Class 10 Chemistry Competitive Exam MCQs – Practice Test 5 (Chapter 5)

Chemical Industries MCQs with Answers PDF Download – Test 5

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Chemical Industries MCQs – Practice Test 5 PDF Download

MCQ 21: Ore of aluminum is called:

hematite
chalcopyrite
bauxite
halite

MCQ 22: Number of carbon atoms per molecule in naphtha are:

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

MCQ 23: Number of carbon atoms per molecule in bitumen are:

14 to 20
20 to 50
50 to 70
more than 70

MCQ 24: Solvay process is used to make:

potassium carbonate
sodium carbonate
NaCl
NaOH

MCQ 25: The raw materials for the Solvay process include:

ammonia
brine
lime stone
all of above

Chemical Industries MCQs App & e-Book – Class 10 Chemistry Competitive Exam

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