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Free gk questions Online Test - MeritNotes
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No. of Questions :10
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1. What is Nessler's reagent?
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2. What is meant by quenching?
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3. What is meant by gravity separation?
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4. What is meant by concentration?
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5. What is smelting?
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6. Mention the uses of sulphuric acid?
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7. What is roasting?
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8. Why is sulphuric acid called King of chemicals?
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9. What is calcination?
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10. What is meant by tempering?
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