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प्रश्न
Fill in the blank .
Soluble bases are called ............
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उत्तर
Soluble bases are called alkalis.
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संबंधित प्रश्न
What do you observe when Phenolphthalein is added to sodium hydroxide solution.
Give two examples of oxides.
Amphoteric oxide
Give two examples of oxides.
Neutral oxide
Give a reason why a catalyst is used in certain chemical reactions.
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 nitrate
\[\ce{2Ca[NO3]2->[\Delta]2CaO + 4NO2 + O2}\]
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 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.
Differentiate between the following:
An acidic oxide and a basic oxide.
