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प्रश्न
On heating which of the following substances i.e. copper carbonate, zinc carbonate, washing soda, copper sulphate, zinc nitrate, copper nitrate, lead nitrate, ammonium chloride and ammonium dichromate – relate to the reaction given below.
A coloured substance which leaves on strong heating a black residue and evolves two colourless gases one of which is acidic and the other neutral.
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उत्तर
Copper sulphate [CuSO].
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संबंधित प्रश्न
MULTIPLE CHOICE QUESTIONS
Tick the most appropriate answer.
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- temperature and Pressure
- concentration of reactants
- presence of catalyst
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______ change results in the change of the substance.
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Write a word equation for the chemical change, if any.
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______ is the chemical name of rust.
