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प्रश्न
Chemical volcano is an example of ______ type of reaction.
उत्तर
A chemical volcano is an example of a Decomposition type of reaction.
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संबंधित प्रश्न
What does one mean by exothermic reaction? Give example.
What type of reaction is represented by the following equation?
2 FeSO4 → Fe2 O3 + SO2 + SO3
Classify the following reaction into different type:
\[\ce{2KClO3(s)->[\Delta] 2KCl(aq) + 3O2(g)}\]
Differentiate between the following:
Thermal decomposition and thermal dissociation.
Explain the reaction given in the figure.
Electrolysis is type of ______ reaction.
The following reaction is used for the preparation of oxygen gas in the laboratory:
\[\ce{2KClO3_{(s)} ->[Heat] 2KCl + 3O2_{(g)}}\]
Which of the following statement about the reaction is correct?
On heating blue coloured powder of copper (II) nitrate, in a boiling tube, copper oxide (black), oxygen gas and a brown gas X is formed
- Write a balanced chemical equation of the reaction.
- Identify the brown gas X evolved.
- Identify the type of reaction.
- What could be the pH range of aqueous solution of the gas X?
A metal nitrate 'A' on heating gives a metal oxide along with evolution of a brown coloured gas 'B' and a colourless gas, which helps in burning. Aqueous solution of 'A' when reacted with potassium iodide forms a yellow precipitate.
- Identify 'A' and 'B'
- Name the types of the reactions involved in the above statement.
Write the molecular formula of calcium carbonate.
