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Give reaction of Aluminium oxide with ac...

Give reaction of Aluminium oxide with acid and base.

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Aluminium oxide reacts in the following manner with acids and bases
`underset("Aluminium oxide")(Al_(2)O_(3))+ underset("Hydrochloric acid")(6HCl) to underset("Aluminium chloride")(2AlCl_(3))+ underset("Water")(3H_(2)O)`
`underset("Aluminium oxide")(Al_(2)O_(3))+ underset("Sodium hydroxide")(2NaOH) to underset("Sodium aluminate")(2 NaAlO_(2))+ underset("Water")(H_(2)O)`
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SWAN PUBLICATION-METALS AND NON METALS-ADDITIONAL IMPORTANT QUESTIONS ( Short Answer Type Questions )
  1. Name various steps involved in the extraction of a metal from its ore?

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  2. What is alkali? Give examples.

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  3. Show by means of equations that zinc is more reactive then copper.

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  4. What is corrosion? What are the different ways to reduce corrosion?

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  5. Give reaction of Aluminium oxide with acid and base.

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  6. Which of the following gas is released when a metal react with acids?

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  7. Give the formulae of compound formed from the following sets of elemen...

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  8. What is a thermite reaction?

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  10. Draw electron dot structure of magnesium and potassium.

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  11. Show formation of K(2)O and MgO by transfer of electrons.

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  12. Name the ions present in compounds Na(2)O and MgO and symbolise them.

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