Covalent bonding — KCSE Chemistry
KCSE Chemistry · 71 practice questions · 4 syllabus objectives
What You'll Learn
Key learning outcomes for this topic, aligned to the KNEC KCSE syllabus.
Describe covalent bond formation by sharing of electrons using dot-and-cross diagrams
Distinguish between single, double and triple covalent bonds with examples
Explain the properties of covalent compounds in terms of their molecular structure
Covalent bonding
Sample Questions
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The study of molecular structures reveals fascinating variations in the properties of certain elements. In this context, consider the different forms that carbon can take, each exhibiting unique characteristics and applications. (a) Define the term allotropy. (b) Name two allotropes of carbon. (c) Match each of the following uses to the correct allotrope and the property it depends on: (i) making drill bits (ii) making lubricants for high-temperature machinery
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In the study of chemical structures, understanding the fundamental concepts related to molecular formation is essential. This includes defining key terms and exploring the characteristics of different molecules based on their atomic composition. (a) Define the term "molecule". (b) Define the term "atomicity" of a molecule. (c) State the atomicity of ozone (O₃).
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The study of molecular structures reveals fascinating variations in the properties of certain elements. In this context, consider the different forms that carbon can take, each exhibiting unique characteristics and applications. (a) Define the term allotropy. (b) Name two allotropes of carbon. (c) Match each of the following uses to the correct allotrope and the property it depends on: (i) making drill bits (ii) making electrodes
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In the study of molecular interactions, understanding the nature of atomic connections is crucial. This involves exploring the different types of bonds formed when atoms share electrons, which significantly influence the properties and behaviors of various substances. (a) Define a covalent bond. (b) Distinguish between single, double and triple covalent bonds. (c) Give one example of a molecule that contains a triple bond.
Why Practise Covalent bonding?
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