CBES Board Class 10/CHEMICAL INDUSTRIES MCQS MCQs :- multiple choice questions and answers. e.g CBES Board Class 10 MCQS,CBES Board Class 10 Mock Tests , CBES Board Class 10 Practice Papers ,CBES Board Class 10 Sample Test,CBES Board Class 10 Sample questions

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Question 1: Process in which metal ions are reduced to free metals is called

roasting

smelting

Bessemerization

concentration

Total MCQS Questions are 64 in this paper CHEMICAL INDUSTRIES MCQS
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