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What are amphoteric oxides ? Give exampl...

What are amphoteric oxides ? Give examples.

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Those oxides that behave as both acidic and basic oxides are callled amphoteric.
Ex: Aluminium oxide `(Hl_(2)O_(3))` Zinc oxide `(ZnO)`
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CPC CAMBRIDGE PUBLICATION-METALS AND NON-METALS-EXERCISE
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  2. Which of the following method is suitable preventing an iron fr...

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  3. An element reacts with oxygen to give a compound with high melting poi...

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  4. Food cans are coated with tin and not with zinc because

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  5. Your are given harmmer, a battery , a bulb, wires, and a switch. a. ...

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  6. Your are given harmmer, a battery , a bulb, wires, and a switch. a. ...

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  7. What are amphoteric oxides ? Give examples.

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  8. Name two metals which will displace hydrogen from dilute acids, and tw...

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  9. In the electrolyte refining of a meal M, what would take the anode, th...

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  10. Pratyush took sulphur powders on a spatula and heated it. He collected...

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  11. State two ways to prevent the rusting of iron.

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  12. What type of oxides are formed when non-metals combine with oxygen ?

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  13. Give reasons: a. Platinum, gold, and silver are used to make jewelle...

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  14. Give reason: Sodium, potassium and lithium are stored under oil.

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  15. Give reasons: a. Platinum, gold, and silver are used to make jewelle...

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  16. Give reason : Carbonate and Sulphide ores are usually converted into o...

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  17. You must have been seen tarnished copper vessels being cleaned with le...

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  18. Differentiate between metal and non-metal on the basis of chemical pro...

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  19. A man went door to door posing 2s a goldsmith he promised to bring bac...

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  20. Give reasons why is copper used to make hot water tanks and not steel ...

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