n-pentane,iso-pentane,and neo-pentane are examples for isomers of the type `:`

n-pentane and neopentane are:

neo Pentane and iso pentane are

Pentane has three chain isomers .

n-Pentane and 2-methylbutane are a pair of

The number of isomers of pentane is

The standard enthalpies of n-pentane, isopentane and neopentane are -35.0, -37.0 and -40.0 K.cal/mole respectively. The most stable isomer of pentane of pentane in termsof energy is

Relation between Neopentane and n- pentane is ?