Ethanoic acid can be obtained from ethanol by the process of:

Write the chemical formula and draw the electron dot structure of carbon tetrachloride.

An organic compound $'A'$ has a molecular formula $C_{2}H_{6}O$. $'A'$ on oxidation gives compound $'B'$,which produces effervescence with baking soda.
$(i)$ Identify $'A'$ and $'B'$.
$(ii)$ Write the chemical reaction of $'B'$ with baking soda.

Define oxidising agents. Explain its role in the oxidation of alcohols to acids. Write the oxidation reaction of ethanol.

Identify and name the functional groups present in the following compounds.
$(a)$ $CH_3-CO-CH_2-CH_3$
$(b)$ $CH_3-CH_2-CH=CH_2$

Explain the given reactions with examples:
$(a)$ Saponification reaction
$(b)$ Combustion reaction