Question

Which of the following forms the basis of classification of substances into groups?
a.Similarities
b.Dissimilarities
c.Both a and b
d.None of these

Answer 1

Answer:both a and b

Explanation:

Answer 2

Similarities form the basis of classification of substances into groups.

• Substances can be classified based on physical and chemical properties.
• Physical properties include appearance, texture, solubility, conductivity, melting point, boiling point, etc.
• Chemical properties include reaction with various compounds such as oxygen, water, acids, bases, etc.
• Similarly, by performing chemical tests, we can identify the group of a substance and also determine its properties.