What happens when:

Ethyl alcohol reacts with acidified potassium dichromate.

Also give chemical reactions involved.

The general formula of three compounds $\mathrm{A}, \mathrm{B},$and $\mathrm{C}$ is ${\mathrm{C}}_{\mathrm{n}}{\mathrm{H}}_{2\mathrm{n}}$. $\mathrm{B}$ has the highest boiling point and $\mathrm{C}$ has the lowest boiling point.

Mention the type of compound $\mathrm{A}, \mathrm{B}$ and $\mathrm{C}.$

The general formula of three compounds $\mathrm{A}, \mathrm{B}$ and $\mathrm{C}$ is ${\text{C}}_{\mathrm{n}}{\mathrm{H}}_{2\mathrm{n}}$. $\mathrm{B}$ has the highest boiling point and $\mathrm{C}$ has the lowest boiling point.

Which of these has the minimum number of carbon atoms?

The general formula of three compounds $\mathrm{A}, \mathrm{B}$ and $\mathrm{C}$ is ${\mathrm{C}}_{\mathrm{n}}{\mathrm{H}}_{2\mathrm{n}}$. $\mathrm{B}$ has the highest boiling point and $\mathrm{C}$ has the lowest boiling point.

Name the homologous series to which $\mathrm{A}, \mathrm{B}$ and $\mathrm{C}$ belong.

Draw the electron dot structure of the following:

${\mathrm{C}}_3{\mathrm{H}}_8$

Draw the electron dot structure of the following:

${\mathrm{C}}_3{\mathrm{H}}_6$