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Syllabus

Organic Chemistry II — Syllabus

ICSE · Class 10 · Chemistry

What Organic Chemistry II covers in ICSE Class 10 Chemistry: 4 topics, for the 2026-27 session. Part of the ICSE Class 10 Chemistry syllabus.

42 questions44 flashcards14 formulas & key relations5 concepts

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An infographic illustrating the main types of hydrocarbons: saturated (alkanes), unsaturated (alkenes, alkynes), and aromatic hydrocarbons, with their general structures and key characteristics.
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4 Topics · ICSE Class 10 Chemistry · 2026-27

Topics in Organic Chemistry II

1

1. Hydrocarbons: Alkanes, Alkenes and Alkynes

  • Hydrocarbons are compounds made of only carbon and hydrogen.
  • Alkanes are saturated hydrocarbons and are also called paraffins.
  • Alkanes follow the general formula CnH2n+2.
2

2. Methane and Ethane

  • Methane is the first member of the alkane series.
  • Methane is also called marsh gas.
  • Coal miners call methane fire damp because it forms an explosive mixture with air.
3

3. Ethene: Preparation, Properties and Reactions

  • Ethene is the first member of the alkene series because methylene does not exist in stable form.
  • Ethene is also called ethylene.
  • Ethene is present in small amounts in natural gas and coal gas.
4

4. Ethyne: Preparation, Properties and Reactions

  • Ethyne is the first member of the alkyne series.
  • Ethyne is also called acetylene.
  • Acetylene molecule is linear in shape.

Key Concepts

Central concept: Organic compounds based on hydrocarbons, alcohols, and carboxylic acids

HydrocarbonsAlkanesMethaneEthaneAlkenesEtheneAlkynesEthyne

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Frequently Asked Questions

What are the important topics in Organic Chemistry II for ICSE Class 10 Chemistry?
Key topics in Organic Chemistry II include Hydrocarbons: Alkanes, Alkenes and Alkynes, Methane and Ethane, Ethene: Preparation, Properties and Reactions, Ethyne: Preparation, Properties and Reactions. Study these first, then practise questions on each for the ICSE Class 10 board exam.
How should I revise Organic Chemistry II for the ICSE Class 10 board exam?
Learn the core ideas first, then work through the 42 practice questions on Organic Chemistry II. Revise definitions regularly and use flashcards for quick recall before the exam.

Sources & Official References

Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.

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