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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
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.
Choose the correct answer from the options given below :
An electrolyte which completely dissociates into ions are :
Name the ions furnished by : an acid
Give one example : Basic oxide which is soluble in water.
Give one example : A hydroxide which is highly soluble in water.
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 ______.
What is the term defined below?
A base which is soluble in water.
Identify the anion present of the following compound:
A salt M on treatment with concentrated sulphuric acid produces a gas which fumes in moist air and gives dense fumes with ammonia.
State the term defined by the following sentence:
The insoluble solid formed when two solutions are mixed together.
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.
