Advertisements
Advertisements
प्रश्न
Give one example of –
A peroxide
उत्तर
A peroxide – Na2O2 (Sodium peroxide)
APPEARS IN
संबंधित प्रश्न
What do you observe when Phenolphthalein is added to sodium hydroxide solution.
What do you observe when Blue litmus paper is dipped in dilute hydrochloric acid.
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 reason why a catalyst is used in certain chemical reactions.
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
\[\ce{Ca[OH]2->[\Delta]CaO + H2O}\]
State the meaning of the term ‘oxide’.
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.
