What are the types of systems? Explain give one example each? 

What are the types of chemical reactions? Give examples to each.

Explain tautonym. Give one example .

Name three states of matter. Give one example of each.

What are open, closed and isolated systems ? Give one example for each.

Non ideal solutions exhibit either possitive (or) -ve deviations from Raoult's law. What are these deviations and why are they caused. Explain with one example for each type.

What are pesticides and herbicides? Explain giving examples.

What are different type of microbial drugs?Give one example for each.

What is Lewis acid? Give one example.

What is Hydrogen bond ? How many types ? Give one example each .