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प्रश्न
Give one example : A basic oxide which is insoluble in water.
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उत्तर
CuO
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संबंधित प्रश्न
Draw the structure of the stable positive ion formed when an acid dissolves in water.
Name the kind of particles present in carbonic acid.
Name the ions furnished by : a weak alkali
Name the ions furnished by : an acid
Give one example : A hydroxide which is highly soluble in water.
Give one example : A hydrogen containing compound which is not an acid.
Fill in the blanks.
A base is a compound which if soluble in water contains ______ ions. A base reacts with an acid to form ______ and water only. This type of reaction is known as ______.
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:
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
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).
