No.
No Solar and wind power are both not fossil fuels.
Halogens are not the basis of all fossil fuels. Carbon is the basis of fossil fuels and it is not a halogen.
All the chemical changes are the same.
no electricity is made from fossil fuels.
No.
All fossil fuels are part of the carbon cycle.
Fuels are anything that can burn so they are made of all sorts of things
The most common element in all combustible fuels is Hydrogen, this is closely followed by the presence of Carbon.
All fuels by definition are used to produce energy, fossil fuels are no exception. (Shorter answer: Yes.)
There isn't any fossill fuels that don't cause pollution. All fossil fuels cause pollution.
carbon dioxide