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Write the chemical equation for the reac...

Write the chemical equation for the reaction of Zn with Oxygen.

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MBD-MATERIALS: METALS AND NON-METALS-EXAMPLE
  1. Which metals are used to make wires ?

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  2. Which metal is constituent of haemoglobin?

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  3. Write the chemical equation for the reaction of Zn with Oxygen.

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  4. The set of metals in order of their increasing chemical reactivity is ...

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  5. The set of metals in order of their increasing chemical reactivity is ...

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  6. The set of metals in order of their increasing chemical reactivity is ...

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  7. The set of metals in order of their increasing chemical reactivity is ...

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  8. The set of metals in order of their increasing chemical reactivity is ...

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  9. The set of metals in order of their increasing chemical reactivity is ...

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  10. Name five metals burns with white are used in dialy life.

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  11. Name five metals burns with white are used in our industrial processes...

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  12. Why do sodium , zinc, magnesium and aluminium not occur in their pure...

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  13. Name atleat two metals which do not react with air, water and acids.

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  14. Of what property, are metals used in jewellery?

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  15. What is the colour of copper metal?

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  16. Name two metals which can be cut with a knife

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  17. What is the difference between a metal and a non-metal? What is the to...

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  18. Why is Potassium metal not stored in water?

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  19. State two physical properties on the basis of which metals may be dist...

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  20. State one chemical property which may be used to distinguish a metal f...

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