Nature of Acids and Bases
Nature of Acids and Bases: Overview
This Topic covers sub-topics such as Alkalies, Dilution of Acids and Bases, Generation of Hydronium Ion in Acidic Solutions, Dissociation of an Acid in Water, Common Element Present in All Acids and, Presence of Hydrogen Ion in Acids
Important Questions on Nature of Acids and Bases
Name some liquids that conduct electricity.

What are the differences between acids and salts?

A solution of a base with pH is given.
Which of the following can be done to decrease its pH?
P) add distilled water to it.
Q) add a solution of a different base with pH 8.7.
R) add a few drops of an acid with an unknown pH.

What is the full form of ?


Name the acid present in vinegar. (Citric acid/Acetic acid)

Sort the acid, alkali and salt from the following:
(a) Lemon juice.
(b) Caustic soda.
(c) Slaked lime.
(d) Calcium Sulphate.
(e) Vinegar.
(f) Zinc Oxide.
(g) Salt.
(h) tamarind juice.
(i) Magnesium chloride.

The taste of acid is sour.

What is indicator? Give the names of any two indicators and what is the effect of acids and bases on them.


Metal ashes dissolve in water to form _____. (Base/Acid)

The taste of base is _____. (Sweet/Bitter)

Acids turn blue litmus paper to _____ .

Which one is the strongest acid amongst these -

Name a tribasic Arrhenius acid.

Fill in the blank by using the correct words/terms given in the brackets.
A water-soluble base produces _____ ions in solution. (Hydrogen/Hydroxyl)

When the solution of an acid is diluted, the change in pH of the solution will increase.

Bases produce _____ ions on dissolving in water.

_____ act as an antacid to cure acidity.

What are alkalis and alkalines? What is the difference between these Explain.
