Chemistry Class 10 Chapter 9: Hydrocarbons

Premium chapter

• Class 10
• Chemistry
• Chapter 9
• FBISE SSC-II

Chapter summary

Chapter 9 of Chemistry for Class 10 is called "Hydrocarbons". It covers 14 learning outcomes of the Federal Board syllabus. You will learn to: state that the bonding in alkenes includes a double carbon-carbon covalent bond and that; describe the manufacture of alkenes by the cracking of large alkane molecules using a high. Parhayi.com has 134 MCQs, 31 short questions and 15 long questions for this chapter.

Topics in this chapter

• State that the bonding in alkenes includes a double carbon-carbon covalent bond and that…
• Describe the manufacture of alkenes by the cracking of large alkane molecules using a high…
• Describe the reasons for the cracking of large alkane molecules.
• Describe the test to distinguish between saturated and unsaturated hydrocarbons by their…
• Describe the properties of alkenes in terms of addition reactions with bromine/aqueous…
• Describe, using symbol equations, preparation of alkenes by elimination reaction in…
• Identify alkynes as hydrocarbons containing a triple carbon-carbon covalent bond and that…
• Describe the use of ethyne as fuel for welding and in artificially ripening fruits.
• Describe separation of petroleum into useful fractions by fractional distillation.
• Describe how the properties of fractions change from the bottom to the top of the…
• Name the uses of the fractions: refinery gas (heating, cooking), gasoline/petrol (cars)…
• Name fossil fuels: coal, natural gas and petroleum.
• Name methane as main constituent of natural gas.
• State that petroleum is a mixture of hydrocarbons, compounds containing hydrogen and carbon…

Sample questions

Try these questions from the chapter. The answers are for Premium students.

1. What are fossil fuels? Name any three fossil fuels. (3 marks)
2. Draw the structural formulas of ethane and ethene. Which is more reactive? (3 marks)
3. Why does ethene decolourise bromine water but ethane does not? (3 marks)

What Premium gives you in this chapter

• 134 MCQs with answers and explanations
• 31 short questions with full answers
• 15 long questions with answers
• 13 Learn cards
• 32 Activities and games
• chapter tests that show your weak topics

Chemistry is the study of matter and how it changes. Learn the definitions first, then practise equations, balancing and numericals until they feel easy.