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प्रश्न
Differentiate between the following:
An acidic oxide and a basic oxide.
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उत्तर
- Acidic oxide: Non-metal oxide is called acidic oxide i.e. SO2, NO2 when acidic oxide dissolves in water forms acid.
- Basic oxide: Metallic oxide is called basic oxide, e.g. CaO, Na2O basic oxide dissolved in water is called an alkali.
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संबंधित प्रश्न
Give two examples Basic oxide .
Give two examples of oxides.
Amphoteric oxide
A chemical reaction may be ‘reversible’ in nature. State the meaning of the term in italics.
Give a balanced equation for the reversible catalytic reaction involving sulphur dioxide as one of the reactants.
Certain thermal decomposition reaction, resulting in the formation of the oxide. Give a balanced equation for the thermal decomposition of the following, which result in the formation of metallic oxide.
Limestone
\[\ce{CaCO3->[\Delta]CaO + CO2}\]
Certain thermal decomposition reaction, resulting in the formation of the oxide. Give a balanced equation for the thermal decomposition of the following, which result in the formation of metallic oxide.
Calcium hydroxide
\[\ce{Ca[OH]2->[\Delta]CaO + H2O}\]
Give a balanced equation for the formation of the following oxide –
Sulphur dioxide from a non-metal
Give the example of the acidic oxide, basic oxide, amphoteric oxide and neutral oxide. State which of the oxide react with water to give a base.
Give the example of the acidic oxide, basic oxide, amphoteric oxide and neutral oxide. State which of the oxide react with acids and bases to give salt and water.
Give one example of –
A mixed oxide
