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प्रश्न
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
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उत्तर
Carbonate (CO32-)
संबंधित प्रश्न
Name the ion that turns red litmus blue.
Define in term of ionization an acid.
Define in term of ionization an alkali?
Name the ions furnished by a weak alkali.
Choose the correct answer from the options given below :
An electrolyte which completely dissociates into ions are :
Name the ions furnished by : a weak alkali
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.
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.
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.
