CBSE Important Questions

Science Class X

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Metals and Non-metals

  1. What are Metals?
  2. Explain physical properties of metals?
  3. Explain chemical properties of metals?
  4. What is reactivity series of metals?
  5. What are Non-metals?
  6. Explain physical properties of Non-metals?
  7. Explain chemical properties of Non-metals?
  8. Enlist properties of Ionic compounds?
  9. What are minerals?
  10. What are the steps involved in extraction of metals?
  11. Give properties of an alloy?
  12. Give an example of metal which is a poor conductor of heat?
  13. Why sodium is kept immersed in kerosene oil?
  14. Why do ionic compounds have high melting points?
  15. Why magnesium ribbon starts floating when it is placed in hot water?
  16. Write the electron-dot structure for sodium and chlorine acid?
  17. Why most metals conducts electricity well?
  18. Name the ore of mercury. How mercury is extracted from its ore?
Submitted By Mr. Jitendra Jain
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