Alkanes (Edexcel GCSE Chemistry): Flashcards
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Practise the cards
15 cards from this deck
Hydrocarbons composition
Hydrocarbons composition
Compounds of only carbon and hydrogen atoms
Type of bonds in alkanes
Type of bonds in alkanes
Single bonds between carbon atoms
Why are alkanes saturated?
Why are alkanes saturated?
Bonded with as many atoms as possible
Homologous series meaning
Homologous series meaning
Family of molecules that follow a pattern
General formula for alkanes
General formula for alkanes
First four alkanes
First four alkanes
Methane, ethane, propane, butane
State of first 4 alkanes at room temp
State of first 4 alkanes at room temp
Gases
Why longer alkanes have higher boiling points
Why longer alkanes have higher boiling points
More surface area, stick together more, need more heat
Strength of C-H bonds in alkanes
Strength of C-H bonds in alkanes
Very strong
What is combustion?
What is combustion?
Burning in oxygen
Complete combustion products
Complete combustion products
Carbon dioxide () and water ()
Incomplete combustion products
Incomplete combustion products
Carbon monoxide () and possibly soot
Why is carbon monoxide dangerous?
Why is carbon monoxide dangerous?
Stops blood from carrying oxygen
What is soot?
What is soot?
Black carbon particles
Requirement for alkanes to react with bromine
Requirement for alkanes to react with bromine
UV light
