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chemistry igcse acapprinted 118 · PDF 118
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2. What is the functional group present in alcohols?
A) -COOH
B) -NH₂
C) -OH
D) -C=O
3. Which of the following reactions is an example of an addition reaction?
A) Ethene + Water → Ethanol
B) Ethanol + Acid → Ester + Water
C) Propane + Chlorine → Chloropropane + Hydrogen Chloride
D) Butanoic Acid + Sodium Bicarbonate → Sodium Butanoate + Water + Carbon Dioxide
4. Which of the following statements is true about alkenes?
A) Alkenes are saturated hydrocarbons.
B) Alkenes do not react with bromine water.
C) Alkenes can undergo hydrogenation to form alkanes.
D) Alkenes have higher boiling points than their corresponding alkanes.
5. What is the product of the reaction between a carboxylic acid and an alcohol in the presence of
an acid catalyst?
A) Amide
B) Ester
C) Alkane
D) Ether
P4 :
1. Explain the difference between saturated and unsaturated hydrocarbons, providing examples of
each.
2. Describe the process of esterification, including the reactants, conditions, and the type of bond
formed in the product.
3. Outline the steps involved in the complete combustion of an alkane and the general products
formed.