Answer the following :
Why are some of the carbon compounds called saturated while other unsaturated compounds?

Explanation

Some of the compounds of carbon are called saturatedcompoundsin which all the valencies of carbon are satisfied by single bonds between them.For examples : alkanes

Some of the carbon compounds are called unsaturated in which all the valencies of carbon atoms are not satisfied by single bonds between them. For examples, alkanes, alkynes.
`underset("Ethene")(H-overset(H)overset(|)C=overset(H)overset(|)C-H)` `underset("Ethyne")(H-C-=C-H)`