Crude oil is a mixture of a than methane, ethane, Explain what is meant by Make models of alkane very large number of propane and butane. the formula molecules using molecular compounds. Most of the modelling kits. compounds in crude oil are WS 1.2 Make molecular models hydrocarbons, which are and work out general molecules made up of formula for the alkanes. hydrogen and carbon atoms only. Draw the covalent bonding in: Most of the hydrocarbons in methane crude oil are hydrocarbons ethane called alkanes. The general propane formula for the homologous butane. series of alkanes is The first four members of the Define the term saturated. alkanes are methane, ethane, propane and butane. Alkane molecules can be represented in the following forms: or 5.7.1.2 The many hydrocarbons in Explain how fractional 2 Describe the process of Research uses of the Video clips crude oil may be separated distillation works in fractional distillation. fractions of crude oil. YouTube: into fractions, each of which terms of evaporation contains molecules with a and condensation. Grade 9: explain the YouTube: similar number of carbon process of fractional distillation in terms of
Crude oil is a mixture of a very large number of compounds. Most of the compounds in crude oil are hydrocarbons, which are molecules made up of hydrogen and carbon atoms only. Most of the hydrocarbons in crude oil are hydrocarbons called alkanes. The general formula for the homologous series of alkanes is The first four members of the alkanes are methane, ethane, propane and butane. Alkane molecules can be represented in the following forms: or than methane, ethane, propane and butane. WS 1.2 Explain what is meant by the formula Make molecular models and work out general formula for the alkanes. Draw the covalent bonding in: methane ethane propane butane. Define the term saturated. Make models of alkane molecules using molecular modelling kits. 5.7.1.2 The many hydrocarbons in crude oil may be separated into fractions, each of which contains molecules with a similar number of carbon Explain how fractional distillation works in terms of evaporation and condensation. 2 Describe the process of fractional distillation. Grade 9: explain the process of fractional distillation in terms of Research uses of the fractions of crude oil. Video clips YouTube: YouTube:
AQA-8464-SOW-ORGANIC.DOCX