Question

Complete the following table with writing the correct structural formula and molecular formula.

Straight chain of carbon atoms	Structural formula	Molecular formula	Name
C-C	______	______	Ethane
C-C-C-C	______	______	Butane
C-C-C-C-C-C-C-	______	C7H16	______
C-C-C-C-C-C-C-C	______	C8H18	______

Answer 1

Straight chain of carbon atoms	Structural formula	Molecular formula	Name
C-C	\[\begin{array}{cc}\ce{H}\phantom{...}\ce{H}\\ |\phantom{....}|\\\ce{H - C - C - H}\\ |\phantom{....}|\\\ce{H}\phantom{...}\ce{H} \end{array}\]	C2H6	Ethane
C-C-C-C	\[\begin{array}{cc} \ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\\ |\phantom{....}|\phantom{....}|\phantom{....}|\\\ce{H - C - C - C - C - H}\\|\phantom{....}|\phantom{....}|\phantom{....}|\\ \ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H} \end{array}\]	C4H10	Butane
C-C-C-C-C-C-C-	\[\begin{array}{cc} \ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\\ |\phantom{....}|\phantom{....}|\phantom{....}|\phantom{....}|\phantom{....}|\phantom{....}|\\ \ce{H - C - C - C - C - C - C - C - H}\\ |\phantom{....}|\phantom{....}|\phantom{....}|\phantom{....}|\phantom{....}|\phantom{....}|\\ \ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\end{array}\]	C7H16	Heptane
C-C-C-C-C-C-C-C	\[\begin{array}{cc} \ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\\ |\phantom{....}|\phantom{....}|\phantom{....}|\phantom{....}|\phantom{....}|\phantom{....}|\phantom{....}|\\\ce{H - C - C - C - C - C - C - C - C - H}\\ |\phantom{....}|\phantom{....}|\phantom{....}|\phantom{....}|\phantom{....}|\phantom{....}|\phantom{....}|\\\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H} \end{array}\]	C8H18	Octane