How do you classify magnetic substances? Give two examples each. 

How will you classify the noise sources?

How are the oxides classified ? Give two examples of each type.

How do antiseptics differ from disinfectants ? Give two examples of each of the substances.

Define and classify vitamins. Give at least two examples of each type.

What are organic compounds and how are they classified ? Give two examples of each type.

What do you mean by a vector? Give two examples.

What do you understand by a spontaneous process ? Give two examples

What do you understand by particulates ? Give some examples.

What are damped vibrations ? How do they differ from free vibrations ? Give one example of each.

What are the following substances ? Give one example of each type . (i) Antacid (ii) Nonionic detergents (iii) Antiseptics