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प्रश्न
Give a balanced equation for thermal decomposition of mercury [II] oxide
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उत्तर
Decomposition of Mercury [II] oxide `["HgO"]`:
\[\ce{2HgO->[\Delta]2Hg + O2}\]
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संबंधित प्रश्न
Explain, giving one example of the following chemical change:
Thermal dissociation
State the type of reactions for the following represent and balance the ones that are not balanced.
2KClO3→ 2KCl + 3O2
What is a decomposition reaction?
Decomposition reactions can occur by electricity
Give balanced reactions.
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.
Ammonium dichromate
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
Give a balanced equation for the preparation of two different insoluble lead salts from their salt solutions by double decomposition precipitation.
Convert a soluble base to their respective soluble salts by neutralization reaction.
