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This means that they have similar chemical properties to each other and they have trends in physical properties. For example, as the chain length increases, their boiling point increases. The straight chain alkanes share the same general formula: The general formula means that the number of hydrogen atoms in an alkane is double the number of carbon atoms, plus two.
For example, methane is CH4 and ethane is C2H6.
Alkane molecules can be represented by displayed formulae in which each atom is shown as its symbol C or H and the covalent bonds between them by a straight line. Here are the names and structures of five alkanes: Methylpropane Alkanes are saturated hydrocarbons. This means that their carbon atoms are joined to each other by single bonds.
This makes them relatively unreactive, apart from their reaction with oxygen in the air - which we call burning or combustion.
Butane Like other homologous series, the alkanes show isomerism. This means that their atoms can be arranged differently to make slightly different compounds with different properties.
For example, an isomer of butane is methylpropane.The alkanes are a homologous series of hydrocarbons. This means that they have similar chemical properties to each other and they have trends in physical properties.
For example, as the chain. ALKANESThe alkanes are the simplest form of organic compounds. They are made up ofonly Carbon atoms and Hydrogen atoms.
All of the bonds are single and the numberof hydrogen atoms versus carbon atoms follows this formula: CnH2n+2 Alkanes are allnon-pol 3/5(2). Jul 27, · Alkanes are saturated hydrocarbons.
A saturated hydrocarbon (alkane) contains only single C-C covalent bonds, whereas an unsaturated hydrocarbon (alkene or alkyne) contains at least one C=C or C≡C bond. alkene and bromine simply add together, which is why it’s called an addition reaction.
The triple bond of an alkyne also undergoes an addition becoming a single bond, but in this case each of the carbons that had been joined by the triple bond will now hold two.
Alkanes and Alkenes Written by tutor Nathan R..
Dealing with organic compounds in chemistry can feel overwhelming. A small difference in the molecule changes the name and can drastically change the reactivity of the compound.
A terminal alkyne is an alkyne in whose molecule there is at least one hydrogen atom bonded to a triply bonded carbon atom.. eg: see also internal alkyne.