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प्रश्न
Give one example : A base which is not an alkali.
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उत्तर
Ferric hydroxide [Fe (OH)3].
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संबंधित प्रश्न
Identify the anion present in the following compounds:
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
Define in term of ionization an acid.
Name a salt prepared by direct combination. Write an equation for the reaction that takes place in preparing the salt you have named.
Choose the correct answer from the options given below :
An electrolyte which completely dissociates into ions are :
Give one example : Basic oxide which is soluble in water.
Give one example : A hydroxide which is highly soluble in water.
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-)
Answer the following question related to salts and their preparations:
What kind of salt is prepared by precipitation?
The preparation of Lead sulphate from Lead carbonate is a two-step process. (Lead sulphate cannot be prepared by adding dilute Sulphuric acid to Lead carbonate.)
What is the first step that is required to prepare Lead sulphate from Lead carbonate?
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.
