How I can get 12th cbse chemistry viva questions

How I can get 12th cbse chemistry viva questions.

Most of the questions ask in practical exam.depend on your experiment. You can get questions for the viva in the chemistry practical exam. from your text book and behind the practical book. Few examples are:
What is Charles’s Law: Volume vs. Temperature of a Gas at Constant Pressure
What Makes Ice Melt Fastest?
How to make Your Own pH Paper
Measuring the Amount of Acetic Acid In Vinegar by Titration with an Indicator Solution
What’s the Point of Boiling?
Big Pieces or Small Pieces: Which React Faster?