Question

Answer the following

a) Define chemical reaction. How is it different from the chemical equation?

b) Differentiate between Combination and Decomposition reaction by citing examples.

c) Define rancidity. Mentions the steps to prevent Rancidity.

d) What do you mean by oxidation reaction and reduction reaction? Identify the

oxidising agent and the reducing agent in the following reactions

MnO2+ 4HCl MnCl2 +Cl2+2H2O

e) Write the chemical equation for the rusting of Iron. In what different ways , rusting of

iron can be prevented?

f) What does one mean by exothermic and endothermic reactions? Give examples.

Answer 1

Answer:

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