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प्रश्न
Write suitable chemical equations to show the nature of the following oxide.
Al2O3
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उत्तर
Amphoteric substances react with both acids and bases. Al2O3 reacts with both NaOH and H2SO4.
\[\ce{Al_2O_3 + 2NaOH -> NaAlO_2}\]
\[\ce{Al_2O_3 +3 H_2SO_4 -> Al_2(SO_4)_3 + 3H_2O}\]
संबंधित प्रश्न
Rationalise the given statement and give a chemical reaction:
Lead (II) chloride reacts with Cl2 to give PbCl4.
Explain the following reaction.
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Write suitable chemical equations to show the nature of the following oxide.
Tl2O3
Rationalise the given statement and give a chemical reaction:
Lead (IV) chloride is highly unstable towards heat.
Classify the following oxide as neutral, acidic, basic or amphoteric:
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Classify the following oxide as neutral, acidic, basic or amphoteric:
Al2O3
Write suitable chemical equations to show the nature of the following oxide.
CO2
Which of the following is a Lewis acid?
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(i) poor screening effect of d and f orbitals.
(ii) increase in nuclear charge.
(iii) presence of higher orbitals.
(iv) higher atomic number.
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(i) sp3 hybridisation of carbon.
(ii) sp hybridisation of carbon.
(iii) pπ – pπ bonding between carbon and oxygen.
(iv) sp2 hybridisation of carbon.
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Explain the following:
Carbon shows catenation property but lead does not.
Explain the following:
BF3 does not hydrolyse.
Which one of the following compounds of Group–14 elements is not known?
