Alkanes (Edexcel GCSE Chemistry): Flashcards

📚Flashcards
Alkanes
Sign up to keep revising.Create a free account to study more flashcards and track your progress.

Practise the cards

15 cards from this deck

Show

Hydrocarbons composition

Compounds of only carbon and hydrogen atoms

Type of bonds in alkanes

Single bonds between carbon atoms

Why are alkanes saturated?

Bonded with as many atoms as possible

Homologous series meaning

Family of molecules that follow a pattern

General formula for alkanes

CnH2n+2C_nH_{2n+2}

First four alkanes

Methane, ethane, propane, butane

State of first 4 alkanes at room temp

Gases

Why longer alkanes have higher boiling points

More surface area, stick together more, need more heat

Strength of C-H bonds in alkanes

Very strong

What is combustion?

Burning in oxygen

Complete combustion products

Carbon dioxide (CO2CO_2) and water (H2OH_2O)

Incomplete combustion products

Carbon monoxide (COCO) and possibly soot

Why is carbon monoxide dangerous?

Stops blood from carrying oxygen

What is soot?

Black carbon particles

Requirement for alkanes to react with bromine

UV light

Join 100,000+ GCSE students studying Flashcards with us.

Select your subjects, and get access to A+ resources today.