CBSE Important Questions
Metals and Non-metals
- What are Metals?
- Explain physical properties of metals?
- Explain chemical properties of metals?
- What is reactivity series of metals?
- What are Non-metals?
- Explain physical properties of Non-metals?
- Explain chemical properties of Non-metals?
- Enlist properties of Ionic compounds?
- What are minerals?
- What are the steps involved in extraction of metals?
- Give properties of an alloy?
- Give an example of metal which is a poor conductor of heat?
- Why sodium is kept immersed in kerosene oil?
- Why do ionic compounds have high melting points?
- Why magnesium ribbon starts floating when it is placed in hot water?
- Write the electron-dot structure for sodium and chlorine acid?
- Why most metals conducts electricity well?
- Name the ore of mercury. How mercury is extracted from its ore?
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