Class 10 Chemistry MCQs - Chapter 5
Chemical Industries Trivia Questions & Answers PDF Download - 8
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The Chemical industries Trivia Questions and Answers PDF (chemical industries Quiz Answers PDF e-Book) download Ch. 5-8 to study Grade 10 Chemistry Course. Practice Solvay Process MCQ PDF, Chemical Industries Quiz Questions and Answers to learn online classes courses. The Chemical Industries Trivia App Download: Free certification app for solvay process, petroleum, urea and composition, basic metallurgical operations test prep for taking online classes.
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Chemical Industries Test Questions and Answers PDF Download: MCQ 8
The third step of the Solvay process is
- preparation of ammonical brine
- carbonation
- filtration
- calcination
Number of carbon atoms per molecule in kerosene is
- 1 to 4
- 5 to 10
- 8 to 12
- 10 to 16
Process in which sodium carbonate is manufactured is called
- calcination
- metallurgy
- Solvay process
- carbonation
Raw materials for production of urea are
- ammonia and carbon dioxide
- oxygen and carbon dioxide
- ammonia and oxygen
- ammonia and phosphate
Process in which mineral is separated from the gangue by some physical method is called
- crushing, grinding or pulverizing of the ore
- concentration of the ore
- extraction of metal
- refining of metal
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