1. Inform you about time table of exam.
2. Inform you about new question papers.
3. New video tutorials information.
Why are decomposition reactions called the opposite of combination reactions? Write equations for these reactions.
Why is the amount of gas collected in one of the test tubes in Activity 1.7 double of the amount collected in the other? Name this gas.
Write one equation each for decomposition reactions where energy is supplied in the form of heat, light or electricity.