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प्रश्न
What do you observe when Phenolphthalein is added to sodium hydroxide solution.
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उत्तर
Solution turns pink
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संबंधित प्रश्न
Give two examples Basic oxide .
Give two examples of oxides.
Amphoteric oxide
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
\[\ce{Ca[OH]2->[\Delta]CaO + H2O}\]
State the meaning of the term ‘oxide’.
Give a balanced equation for the formation of the following oxide –
Sulphur dioxide from a non-metal
Give a balanced equation for the formation of the following oxide –
Lead oxide from a mixed Oxide.
Give one example of –
A mixed oxide
Give one example of –
A dioxide
Differentiate between the following:
An acidic oxide and a basic oxide.
