compounds. Most of the Recall that carbon out general formula for the number of carbons. compounds in crude oil are can form four alkanes. Make predictions of the hydrocarbons, which are covalent boiling points of Discussion question: how molecules made up of alkanes. Explain that the vast could the chemical synthesis hydrogen and carbon atoms of natural and of hydrocarbons play a role in Which are gases at only. synthetic organic reducing global warming? room temperature? Alkane molecules can be compounds occur Draw the covalent bonding Do all alkanes have the represented in the following due to the ability of in: same properties? forms: C2H6 or carbon to form methane families of similar ethane compounds, chains propane and rings. butane. Knowledge of the names of Describe the fractions specific alkanes other than Describe the strength of as largely a mixture of methane, ethane, propane within and between alkane compounds of and butane is not required. molecules. Link to the boiling formula CnH2n+2 points and size of alkanes. which are members of the alkane Define the term saturated. homologous series. WS 1.2, MS 5b Recognise substances as alkanes given their formulae. 4.8.1.3 Some properties of Write balanced 2 Pupils list all the objects in Investigate the Video clips: hydrocarbons depend on equations for the their immediate vicinity which properties of the size of their molecules, complete combustion are manufactured from hydrocarbons in terms including: hydrocarbons. of boiling point, viscosity and
compounds. Most of the compounds in crude oil are hydrocarbons, which are molecules made up of hydrogen and carbon atoms only. Alkane molecules can be represented in the following forms: C2H6 or Knowledge of the names of specific alkanes other than methane, ethane, propane and butane is not required. Recall that carbon can form four covalent Explain that the vast of natural and synthetic organic compounds occur due to the ability of carbon to form families of similar compounds, chains and rings. Describe the fractions as largely a mixture of compounds of formula CnH2n+2 which are members of the alkane homologous series. out general formula for the alkanes. Discussion question: how could the chemical synthesis of hydrocarbons play a role in reducing global warming? Draw the covalent bonding in: methane ethane propane butane. Describe the strength of within and between alkane molecules. Link to the boiling points and size of alkanes. Define the term saturated. WS 1.2, MS 5b Recognise substances as alkanes given their formulae. number of carbons. Make predictions of the boiling points of alkanes. Which are gases at room temperature? Do all alkanes have the same properties? 4.8.1.3 Some properties of hydrocarbons depend on the size of their molecules, including: Write balanced equations for the complete combustion 2 Pupils list all the objects in their immediate vicinity which are manufactured from hydrocarbons. Investigate the properties of hydrocarbons in terms of boiling point, viscosity and Video clips:
AQA-8465-SOW-GSE.DOCX