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Explain the following reaction : Hydrate...

Explain the following reaction : Hydrated alumina is treated with aqueous NaOH.

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Hydrated alumina dissolves in aqueous NaOH solution to form sodium metalluminate or sodium aluminate.
`underset("Bauxite")(Al_2O_3. 2 H_2O(s)) + 2NaOH(aq)underset("Sodium aluminate")(overset(Delta)to2NaAlO_2 + 3H_2O)`
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CHHAYA PUBLICATION-SOME p-BLOCK ELEMENTS-SOLVED NCERT EXERCISE
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  2. Explain the following reaction : CO is heated with ZnO.

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  3. Explain the following reaction : Hydrated alumina is treated with aque...

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  4. Give reasons Conc. HNO3 can be transported in aluminium container.

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  5. Give reasons A mixture of dilute NaOH and aluminium pieces is used t...

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  7. Give reasons Diamond is used as an abrasive.

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  9. Give reasons Aluminium utensils should not be kept in water overnigh...

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  10. Give reasons Aluminium wire is used to make transmission cables.

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  15. Write suitable chemical equations to show their natural.

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  17. When metal X is treated with sodium hydroxide, a white precipitate (A)...

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  18. What do you understand by inert pair effect ?

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  19. What do you understand by allotropy ?

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