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प्रश्न
Making use only of substances chosen from those given below:
(Dilute sulphuric acid, sodium carbonate, Zinc, sodium sulphite, Lead, calcium carbonate)
Give the equation for the reaction by which you could obtain carbon dioxide.
उत्तर
\[\ce{\underset{Calcium carbonate}{CaCO3} + \underset{Dil.sulphuric acid}{H2SO4}-> \underset{Calcium sulphate}{CaSO4} + H2O + \underset{dioxide}{\underset{Carbon}{CO2}}}\]
संबंधित प्रश्न
Name the ion that turns red litmus blue.
Name the ions furnished by a weak alkali.
Give one example : A hydroxide which is insoluble in water.
Give one example : A weak mineral acid.
Give one example : A hydrogen containing compound which is not an acid.
The preparation of lead sulphate from lead carbonate is a two step process (lead sulphate cannot be prepared by adding dilute sulphuric acid to lead carbonate)
Why is the direct addition of dilute sulphuric acid to lead carbonate an impractical method of preparing lead sulphate?
From the list given below. Select the word(s) required to correctly complete the blanks (i) to (v) in the following passage:
Ammonia, Ammonium, Carbonate, Carbon dioxide, Hydrogen, Hydronium,
A solution 'X' turns blue litmus red so it must contain (i) ______ ions; another solution 'Y' turns red litmus blue and therefore must contain(ii) ______ ions. When solutions X and Y are mixed together, the products will be a (iii) ______ and ______ (iv) ______. If a piece of magnesium was put into solution X, (v) ______ gas would be evolved.
Choose the correct answer:
The salt which in solution gives a pale precipitate with sodium hydroxide solution and a white precipitate with barium chloride solution is:
State the term defined by the following sentence:
The insoluble solid formed when two solutions are mixed together.
Making use only of substances chosen from those given below:
(Dilute sulphuric acid, sodium carbonate, Zinc, sodium sulphite, Lead, calcium carbonate)
Give the equation for the reaction by which you could obtain hydrogen.
