Just 2 valence electrons.
Hydrogen already has one to start with, as well. With the exception of hydrogen and helium, all other atoms need 8 valence e-
Answer:
Ride a bike or walk. If you are only going a short distance, consider riding a bike or walking instead of driving. ...
Take public transit. ...
Carpool. ...
Avoid idling. ...
Use alternative fuels.
<span>This is not the case in the hydrocarbon tail. The electronegativity of hydrogen and carbon are very similar, so the electron cloud is distributed evenly over the two atoms. Carbon-hydrogen bonds are said to be non-polar because they do not have positive and negative poles within themselves. Hope this helps. </span>
The given reaction is a combustion reaction, since a hydrocarbon is burning in presence of oxygen
