Advertisements
Advertisements
प्रश्न
Classify the following reaction into –
- Direct combination
- Decomposition
- Displacement
- Double decomposition
The reaction is – Zinc hydroxide on heating gives zinc oxide and water.
Advertisements
उत्तर
Zinc hydroxide a single compound decomposes into two simpler components zinc oxide and water, hence it is a decomposition reaction.
APPEARS IN
संबंधित प्रश्न
Rewrite the following statements by selecting the correct options:
\[\ce{CaCO3 ->[\Delta] CaO + CO2 ^}\] is a __________ reaction.
What type of reaction is represented by the following equation?
\[\ce{CaCO3 -> CaO + CO2}\]
What type of chemical reaction takes place when limestone is heated?
What type of chemical reaction takes place when silver bromide is exposed to sunlight?
What is the colour of ferrous sulphate crystals? How does this colour change after heating?
Which of the following can be decomposed by the action of light?
Explain the following type of chemical reaction, giving two examples for it:
Decomposition reaction
Differentiate between the following:
Thermal decomposition and thermal dissociation.

- Identify the gasses evolved at the anode and cathode in the above experimental set up.
- Name the process that occurs. Why is it called so?
- Illustrate the reaction of the process with the help of a chemical equation.
What is observed when silver chloride is exposed to sunlight? Give the type of reaction involved.
