Intermediate 2 Chemistry Unit 2 Alkanes 1 Intermediate 2 Chemistry Unit 2

Learning outcomes Success criteria Understand what is meant by a “homologous series”. Define the term “homologous series”. Understand what an alkane is. Identify a substance as an alkane given its name, molecular formula, shortened structural formula or full structural formula. Write the general formula for the alkanes. Know the names of the first 10 straight-chain members of the alkane family. Name the first 10 straight-chain members of the alkane family.

Intermediate 2 Chemistry Unit 2 Alkanes 2 Intermediate 2 Chemistry Unit 2

Learning outcomes Success criteria Be able to name alkanes given their structure and draw their structure given their name. Name alkanes using the following rules: Identify the longest continuous chain of carbon atoms. Name the longest continuous chain. Number the carbon atoms in the longest chain so that the numbers of the branches have the lowest possible total. Number and name the branches, separating the number from the name with a hyphen, using prefixes (di, tri etc) when there is more than one of the same type of branch, and commas to separate numbers. Write the name as one word, beginning with the branches (including their numbers) in alphabetical order, separating each different branch with a hyphen, and writing the name of the longest continuous chain last.

Intermediate 2 Chemistry Unit 2 Alkenes Intermediate 2 Chemistry Unit 2

Learning outcomes Success criteria Understand what an alkene is. Name and draw the functional group of the alkenes. Identify a substance as an alkene given its name, molecular formula, shortened structural formula or full structural formula. Write the general formula for the alkenes. Know the names of the first 8 straight-chain members of the alkene family. Name the first 8 straight-chain members of the alkene family.

Learning outcomes Success criteria Be able to name alkenes given their structure and draw their structure given their name. Name alkenes using the following rules: Identify the longest continuous chain of carbon atoms. Name the longest continuous chain, including the carbon number of the functional group (if appropriate). Number the carbon atoms in the longest chain so that the numbers of the branches have the lowest possible total. Number and name the branches, separating the number from the name with a hyphen, using prefixes (di, tri etc) when there is more than one of the same type of branch, and commas to separate numbers. Write the name as one word, beginning with the branches (including their numbers) in alphabetical order, separating each different branch with a hyphen, and writing the name of the longest continuous chain last.

Intermediate 2 Chemistry Unit 2 Cycloalkanes Intermediate 2 Chemistry Unit 2

Learning outcomes Success criteria Understand what a cycloalkane is. Identify a substance as a cycloalkane given its name, molecular formula, shortened structural formula or full structural formula. Write the general formula for the cycloalkanes. Know the names of the first 8 members of the cycloalkane family. Name the first 8 members of the cycloalkane family.

Saturated and Unsaturated molecules Intermediate 2 Chemistry Unit 2

Learning outcomes Success criteria Understand the difference between a “saturated” and an “unsaturated” molecule. Define the terms “saturated” and “unsaturated” in terms of the carbon-to-carbon double bond. Classify molecules as saturated or unsaturated given their name, molecular or structural formula. Know how to carry out a chemical test to demonstrate if a molecule is saturated or unsaturated. Describe the experiment, including: the name of the chemical you would use to distinguish between a saturated and unsaturated molecule. the starting and finishing colours of the molecule. safety precautions you should take in using the chemical.

Intermediate 2 Chemistry Unit 2 Isomers Intermediate 2 Chemistry Unit 2

Learning outcomes Success criteria Understand what “isomers” are. Define the term “isomer”. Identify two or more compounds as isomers of each other, given their names, molecular formula or structural formula. Name, write the formula for or draw the structure of an isomer of a compound given its name, formula or structure.

Intermediate 2 Chemistry Unit 2 Cracking Intermediate 2 Chemistry Unit 2

Learning outcomes Success criteria Understand what “catalytic cracking” is and why it is an important industrial process. Describe what catalytic cracking is, making reference to the relative size of molecules and how useful they are. Name, write the molecular formulae or draw the structural formula for the possible products of cracking, given information about the parent alkane. Explain why at least one of the products of cracking will always be unsaturated. State two advantages of using a catalyst in cracking. Know how catalytic cracking can be carried out in the laboratory. Describe how to carry out cracking in the laboratory, making reference to: the need to heat the reactant the name of the catalyst used why at least one of the products will be a gas how to collect the products underwater, without allowing “suck-back” names or structures of the reactants.

Intermediate 2 Chemistry Unit 2 Addition reactions Intermediate 2 Chemistry Unit 2

Learning outcomes Success criteria Understand what an “addition reaction” is. Identify if a reaction is an addition reaction given an equation involving chemical formulae or full structural formulae. Understand what product will be formed in an addition reaction between an alkene and hydrogen, bromine or water. Name the product of an addition reaction given the names or structures of the reactants. Draw the structure of the product of an addition reaction given the names or structures of the reactants.

Intermediate 2 Chemistry Unit 2 Alcohols Intermediate 2 Chemistry Unit 2

Learning outcomes Success criteria Understand what an alkanol is. Name and draw the functional group of the alkanols. Identify a substance as an alkanol given its name, molecular formula, shortened structural formula or full structural formula. Write the general formula for the alkanols. Be able to name alkanols given their structure and draw their structure given their name.

Learning outcomes Success criteria Understand what fermentation is. Write a word equation for fermentation. Describe the source of alcohol for alcoholic drinks. Describe the role of yeast in fermentation. Understand how alcoholic drinks of varying concentration are produced. Describe why alcoholic drinks with ethanol concentrations of above 15% cannot be produced by fermentation alone. State what process is used to produce drinks with higher ethanol concentrations e.g. spirits. Understand the effect of consuming excessive quantities of alcoholic drinks on the human body. Describe the effect of excessive ethanol consumption on the human body.

Hydration and Dehydration Intermediate 2 Chemistry Unit 2

Learning outcomes Success criteria Understand how ethanol is produced industrially. Describe why industry has to use methods other than fermentation to produce ethanol. Name the process used to produce ethanol in industry. Name the reverse of this process and the product that is produced. Understand why ethanol is seen as a useful fuel for cars. Describe an advantage of using ethanol as a fuel source in terms of renewable and non-renewable energy resources.