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प्रश्न
Give a balanced equation for thermal decomposition of lead carbonate
उत्तर
Decomposition of Lead carbonate `["PbCO"_3]:`
\[\ce{PbCO3->PbO + CO2}\]
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संबंधित प्रश्न
(a) What is synthesis?
(b) What kind of chemical reaction is synthesis? Support your answer by an example.
State the type of reactions for the following represent and balance the ones that are not balanced.
NH4Cl → NH3 + HCl
Decomposition reactions can occur by heat.
Give two balanced reactions for each.
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
Define the following type of chemical change or reaction with a suitable example.
Decomposition reaction
Define the following type of chemical change or reaction with a suitable example.
Displacement reaction or substitution reaction
Convert nitrogen to ammonia by a direct combination reaction.
Define the term – double decomposition – neutralization reaction.
State the double decomposition – neutralization reaction with a suitable representation.
