How the chemical reaction takes place?

Energy changes accompanying the chemical reactions can take place

What are the conditions required for a chemical reaction to take place?

What is the chemical reaction taking place in the flask. Name the gas involved

Name the following: The term that describes all the chemical reactions taking place in an organism.

How do we know a chemical reaction has taken place?

A chemical reactions is given below. Identify the energy change involved and write down what type of chemical reaction takes place here. Burning of a candle

A chemical reactions is given below. Identify the energy change involved and write down what type of chemical reaction takes place here. Glowing of a fire fly

A chemical reactions is given below. Identify the energy change involved and write down what type of chemical reaction takes place here. Burning of fuels