CHEMICAL REACTION

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Exam solution we provide free video lecture:

Exam solution we provide free video lecture

CHEMICAL REACTION AND EQUATION:

CHEMICAL REACTION AND EQUATION BY EXAM SOLUTION

WHAT WE WILL STUDY:

WHAT WE WILL STUDY 1. CHEMICAL REACTION CHEMICAL EQUATION TYPES OF CHEMICAL REACTION

Chemical reaction takes place when..:

Chemical reaction takes place when.. Change in state Change in colour Evolution of gas Change in temperature

Exam solution:

Exam solution Change in state

Exam solution :

Exam solution Change in colour

Exam solution :

Exam solution Evolution of gas

Change in temperature:

Change in temperature Temperature decrease during chemical reaction is called endothermic rxn When temperature rise called exothermic reaction

Exam solution :

Exam solution When magnesium ribbon burn give dazzling white flame and change into white powder Magnesium + oxygen gives magnesium oxide

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