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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 zinc carbonate (two steps required).
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उत्तर
\[\ce{\underset{Zinc}{Zn}+\underset{Dil.sulphuric acid}{H2SO4}->\underset{Zinc sulphate}{ZnSO4} + H2\uparrow}\]
\[\ce{\underset{Zinc sulphate}{ZnSO4} + \underset{Sodium carbonate}{Na2CO3}-> \underset{Zinc carbonate}{ZnCO3}+\underset{Sodium sulphate}{Na2SO4}}\]
संबंधित प्रश्न
Name the ions furnished by : an acid
Give one example : A basic oxide which is insoluble in water.
Give one example : A hydroxide which is insoluble in water.
Give one example : A base which is not an alkali.
Give one example : A hydrogen containing compound which is not an acid.
Fill in the blank from the choices given in bracket.
When a metallic oxide is dissolved in water, the solution formed has a high concentration of ___________ ions. (H+,H3O+,OH-)
Identify the anion present of the following compound:
A salt D on treatment with dilute sulphuric acid produces a gas which turns lime water milky but has no effect on acidified potassium dichromate solution
State the term defined by the following sentence:
The insoluble solid formed when two solutions are mixed together.
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.
A black coloured solid which on reaction with dilute sulphuric acid forms a blue coloured solution is ______.
