Organic Compounds: Alkanes and Alkenes

Due to the smaller number of hydrogen atoms in the molecule, alkenes have ________melting and boiling points than their corresponding alkanes.

Alkenes are ___________ with water.

• non-miscible

• miscible

The boiling point of a branched alkane is ________ than the boiling point of a straight-chain alkane with the same number of carbon atoms.

Alkenes are __________ compounds

• polar

• non-polar

The boiling and melting points of straight chain alkenes increase with an ___________ in the number of carbon.

Some cycloalkanes such as 1,2-dimethylcyclopropane exhibit geometric isomer called __________isomer. ­

Alkane with branched isomers are more ___________than their unbranched structure.

Alkane with branched isomers have a smaller ___________than their unbranched structure.

Alkanes do not form ___________ bonding with water molecules.

The density of alkanes increases as the molecular size of alkane ____________.