What is the molecular formula of ethanol?

Chlorine reacts with saturated hydrocarbons at room temperature in the :

Which of the following is the use of propanone?

Carbon forms four covalent bonds by sharing its four valence electrons with four univalent atoms,e.g. hydrogen. After the formation of four bonds,carbon attains the electronic configuration of

Carbon forms four covalent bonds by sharing its four valence electrons with four univalent atoms,e.g.,hydrogen. After the formation of four bonds,carbon attains the electronic configuration of:

The molecular formula of $A$ is $C_{10}H_{18}$ and $B$ is $C_{18}H_{36}$. Name the homologous series to which they belong.