Keywords: Methane-CRC-MW-dimensions-2D.png Structural formula of the methane molecule CH<sub>4</sub> The molecule belongs to the T<sub>d</sub> point group Structural information determined by microwave spectroscopy from http //www hbcpnetbase com/ CRC Handbook 88<sup>th</sup> edition Own 2009-02-18 Ben Mills thumb left Benjah-bmm27 Chemical structure of methane Images by Ben Mills |