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प्रश्न
State which of the substance given below evolve oxygen gas on thermal decomposition.
Ammonium dichromate
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उत्तर
Ammonium dichromate (NH4)2Cr2O7
On thermal decomposition, Ammonium dichromate is not evolved oxygen.
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संबंधित प्रश्न
State the type of reactions for the following represent and balance the ones that are not balanced.
Fe + CuSO4→ FeSO4 + Cu
State the type of reactions for the following represent and balance the ones that are not balanced.
KNO3 + H2SO4 → HNO3 + KHSO4
Select the correct salt from list II which on thermal decomposition exhibits the change in colour from list I.
| List I | List II |
| 1. Light green to black | A: Copper carbonate |
| 2. White to yellow [heated state] | B: Hydrated Copper sulphate |
| 3. Blue to black | C: Copper nitrate |
| 4. Orange to green | D: Ammonium dichromate |
| 5. Blue to white | E: Zinc nitrate |
State which of the substance given below evolve oxygen gas on thermal decomposition.
Trilead tetroxide
Give a balanced equation for the following reaction of synthesis involving the formation of:
An acid – from sulphur dioxide gas
State how displacement reaction represented.
State the double decomposition – neutralization reaction with a suitable representation.
Give a balanced equation for the following type of reaction:
A thermal decomposition reaction of a salt – which results in the formation of nitrogen gas.
Give a balanced equation for the following type of reaction:
A decomposition reaction of a salt which leaves behind a silvery metal.
Differentiate between the following:
Thermal decomposition & thermal dissociation.
