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प्रश्न
Give reason for the following:
Silver nitrate solution is kept in coloured bottles.
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उत्तर
Silver nitrate solution is kept in a laboratory in coloured reagent bottles because if kept in a colourless bottle, it will react with sunlight, causing oxidation and decomposition to silver oxide.
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संबंधित प्रश्न
TRUE \ FALSE
Weak electrolytes dissociate partially in their aqueous or fused state.
Give an example of a reaction where the following are involved
Light
Give an example of a reaction where the following are involved:
Solution
Complete and balance the following reaction:
\[\ce{CuCO3 ->[\Delta]}\]
Give reason for the following:
A characteristic change of colour is seen when a piece of iron is added to copper [II] sulphate solution.
Name the solid residual product formed reaction and state its colour during – thermal decomposition of the following substance.
Copper nitrate.
Name the solid residual product formed reaction and state its colour during – thermal decomposition of the following substance.
Ammonium dichromate.
Higher order Thinking question
Peeled and unpeeled banana does not look the same. Does that mean peeling banana is a chemical change?
Heat may evolve or be absorbed during a ______ change.
______ occurs in the absence of air and in the presence of micro-organisms such as yeast.
