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प्रश्न
What do you observe? When
Barium chloride is added to sodium sulphate solution
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उत्तर
A white insoluble precipitate of barium sulphate is formed.
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संबंधित प्रश्न
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In a double decomposition precipitation reaction both the reactants must be ............ soluble.
Name the type of chemical reaction shown by the following equation:
Fe + CuSO4 → FeSO4 + Cu
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Give an example of a reaction where the following are involved
Heat
Give a word equation for the following reaction.
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| Heat on Zinc nitrate | Colour of residue |
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(i) Decaying of wood
(ii) Burning of wood
(iii) Sawing of wood
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Are these changes chemical in nature?
Write the characteristics of chemical change.
