Homologous series Flashcards
Which elements are present in alkanes and cycloalkanes?
Carbon and hydrogen.
What is the general formula for the alkanes?
Cn + H2n +2
What type of bonding do alkanes have?
Covalent.
As the length of the carbon chain increases what happens to the melting and boiling points of the alkanes?
As the C chain length increases the boiling point increases.
As the size of the molecule increases, the intermolecular forces increase.
What does a substance react with in combustion?
Oxygen.
When an alkane is fully burnt in oxygen what are the 2 products formed?
Carbon dioxide and water.
What is meant by the term isomer?
Same molecular formula but different structural formula.
What is the general formula for the
cycloalkanes?
Cn H2n
What are the products of combustion of cycloalkanes?
Carbon dioxide and water.
What type of carbon to carbon bond do alkenes have in their structure?
Carbon/carbon double bond.
Compounds with at least one carbon to carbon double bond are called:
Unsaturated.
