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प्रश्न
Give one example : A hydroxide which is insoluble in water.
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उत्तर
Cu[(OH)2]
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संबंधित प्रश्न
Identify the anion present in the following compounds:
When barium chloride solution is added to salt solution E a white precipitate insoluble in dilute hydrochloric acid is obtained.
Name the ion that turns blue litmus red.
Define in term of ionization an acid.
Give one example : Basic oxide which is soluble in water.
Give one example : A hydrogen containing compound which is not an acid.
Answer the following question related to salts and their preparations:
What kind of salt is prepared by precipitation?
The following is a list of methods for the preparation of salts.
A – direct combination of two elements
B – reaction of a dilute acid with a metal.
C – reaction of a dilute acid with an insoluble base.
D – titration of a dilute acid with a solution of soluble base.
E – reaction of two solutions of salts to form a precipitate.
Choose from the above list A to E, the best method of preparing the following salt by giving a suitable equation in the following case:
Lead chloride.
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 ______.
State your observation:
Zinc granule is added to copper sulphate solution.
