methanol is a polar material and has a relatively high conductivity compared to non-polar hydrocarbon. The C-O-H bonds an angle of 108.9° for methanol. The H-O-H bonds angle between the spread of 104.5°. The reason for this is because the methyl group. Larger than a hydrogen atom, a hydrogen atom is pushed. Result is electron pairs at non-bonding of methyl groups and hydrogen atoms are pushed less than in the case of water. The O-H bonds length of methanol is 0.96A° and C-O bonding in methanol is 1.4A°. This reflects the influence of the length of the covalent radius of carbon length more than hydrogen.