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प्रश्न
Complete the following statement.
On heating, hydrated copper sulphate changes its colour from ________ to __________.
उत्तर
On heating, hydrated copper sulphate changes its colour from Blue to white.
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संबंधित प्रश्न
What do you observe when Ammonia is brought in contact of hydrogen chloride.gas.
Identify the endothermic and exothermic reaction.
\[\ce{CaCO_{3(s)}->[\Delta] CaO_{(s)} + CO2}\]
Differentiate between the following:
A catalyst and a promoter.
Give an example of an endothermic reaction.
Give an example with a balanced equation, of the following reaction:
exothermic reaction
Give an example with a balanced equation, of the following reaction:
electrochemical reaction
True or False. If false, give the correct answer.
Tarnishing of silver is an example of endothermic change.
Identify the type of chemical reaction given below:
\[\ce{2KClO3 -> 2KCl + 3O2 ^}\]
Give scientific reasons.
While preparing dilute sulphuric acid from concentrated sulphuric acid in the laboratory, the concentrated sulphuric acid is added slowly to water with constant stirring.
Give scientific reason.
While preparing dilute sulphuric acid from concentrated sulphuric acid in the laboratory, the concentrated sulphuric acid is added slowly to water with constant stirring.
