All you need to remember when drawing displayed formulas for alkanes is that every carbon is bonded to two hydrogens (usually draw them one on top and one below) and there are two hydrogens on the end of the whole thing.
Below is the displayed formula for
1. Methane
2. Ethane
3. Propane
4. Butane
5. Pentane
que trata uniĆ³n de un ch3 harina y otro ch3 a un costado y una c en el medio y a el lado de la c hay una ch3 y abajo hay una che que sinifica
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