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प्रश्न
Write an equation for the reaction of hydrochloric acid on copper oxide.
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उत्तर
\[\ce{CuO + 2HCl -> CuCl2 + H2O}\]
संबंधित प्रश्न
Select from the list the gas that matches the description given in case
[ammonia, ethane, hydrogen chloride, hydrogen sulfide, ethyne]
This gas has a characteristic rotten egg smell.
Write a balanced equation for the action of dilute hydrochloric acid on sodium sulphide.
Name the gas that is produced in the given cases :
An action of dilute hydrochloride acid on sodium sulphide.
Dry hydrogen chloride gas can be collected by ________ displacement of air. (downward / upward)
Write an equation for the reaction of hydrochloric acid on zinc carbonate.
How will the action of dilute hydrochloric acid enable you to distinguish between sodium carbonate and sodium sulphite?
Identify the salts P and Q from the observation given below:
When dilute HCl is added to a salt Q, a brisk effervescence is produced and the gas turns lime water milky. When NH4OH soltion is added to the above mixture (after adding dilute HCl), it produces a white precipitate which is soluble in excess NH4OH solution.
State your observation when:
Decomposition of bicarbonates by dil. H2SO4
2NaHCO3 + H2SO4 → Na2SO4 + 2H2O + 2CO2
2KHCO3 + H2SO4 → K2SO4 + 2H2O + 2CO2
State which of the two - a solution of HCl in water or in toluene is an electrolyte. Explain.
State which of the two - a solution of HCl in water or in toluene is an electrolyte. Explain.
