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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 hydrogen.
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उत्तर
\[\ce{\underset{Zinc}{Zn} + \underset{Dil.sulphuric acid}{H2SO4}-> \underset{Zinc sulphate}{ZnSO4} + \underset{Hydrogen}{H2\uparrow}}\]
संबंधित प्रश्न
Name the ion that turns red litmus blue.
Define in term of ionization an acid.
Name the ions furnished by an acid.
Name the ions furnished by bases in solution.
Give one example : A hydroxide which is highly soluble in water.
Give one example : A hydroxide which is insoluble in water.
Answer the following question related to salts and their preparations:
What kind of salt is prepared by precipitation?
From the formula listed below, choose one, in the following case, corresponding to the salt having the given description:
AgCl, CuCO3, CuSO4.5H2O, KNO3, NaCl, NaHSO4, Pb(NO3)2, ZnCO3, ZnSO4.7H2O.
An insoluble chloride.
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 sulphur dioxide.
State your observation:
Zinc granule is added to copper sulphate solution.
