The Alkanes Flashcards
Define the term “homologous series”
A “family” of compounds that have the same general formula and similar chemical properties
What is a hydrocarbon?
A compound containing hydrogen and carbon only
What are the two products of cracking?
A short chained alkane and a short-chained alkene
What is the test for an alkene?
The decolourisation of bromine water
What is the test for an alkane?
The decolourisation of bromine water in UV light
What are the two types of cracking?
Catalytic cracking and thermal cracking
What is the type of catalyst used in catalytic cracking?
Zeolite
What are the products of complete combustion?
Water and carbon dioxide
What products can be formed from incomplete combustion?
Water, carbon monoxide, carbon
In fractional distillation what is the purpose of the bubble caps?
Forces the hydrocarbon vapour to bubble through a condensed liquid, causing the smaller molecules to continue to move up and condensing the larger ones.
