What is the chemical symbol of “Potassium”?

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3. What is a mixture of Potassium Nitrate Powdered Charcoal and Sulphur called?

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4. Which of the following potassium fertilizers are more useful for horticultural crops tobacco & potatoes ?

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5. The potassium present in plant help the plant to___________________?

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6. Which alcohol will undergo elimination reaction to give alkene in the presence of acidic potassium dichromate ?

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7. Potassium Permanganate is used for purifying drinking water, because_________?

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9. Chemical used in salt bridge is________________?

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10. The Chemical Formula of Sand is___________?

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