EXERCISE 1. Answer the following questions.
a What is a chemical reaction? Mention its types.
b. Explain the following types of chemical reaction with one exa
i. Addition reaction
ii. Decomposition reac
iii. Displacement reaction.
c. What are the conditions required for the decomposition reacti
d. What is acid-base reaction? Why is it also called neutralizati
e. What is the chemical reaction in which the exchange of e
electronegative ions occurs in aqueous solution? Write one e
fy Explain why the double displacement reaction is also
decomposition reaction.
g What is the state of reactant and products like in the double dec
h, How does the application of heat increase the rate of a chemic
with examples.
i. What is the effect of the surface area of reactants on the ratec
Explain with examples.
i What is a catalyst? Write its type with examples.
k. Differentiate between
Positive catalyst and negative catalyst.
ii. Exothermic reaction and endothermic reaction.
2. Complete the following reactions and also mention their ty