Why is petroleum called liquid gold?
Petroleum is called liquid gold because it has been found to be more precious than gold. Petroleum serves as a source for so many organic compounds which are highly useful to mankind directly or indirectly. It also helps in the economy of the country.
In the alkane H3C - CH2 -C(CH3)2 -CH2 - CH(CH3)2, identify 1°, 2°, 3° carbon atoms and give the H atoms bounded to each one of these.