📝Alkane

Relationship between Hydrogen and Carbons: $\ce{H = 2C + 2}$
This leads to the following formula of Alkane: $\ce{C_nH_{2n+2}}$
An Alkyl group is formed by removing one hydrogen from alkane and is described by the formula: $\ce{C_nH_{2n+1}}$

Name	Molecular Formula	Condensed Structural Formula
Methane	$\ce{CH4 }$	$\ce{CH4 }$
Ethane	$\ce{C2H6 }$	$\ce{CH3CH3 }$
Propane	$\ce{C3H8 }$	$\ce{CH3CH2CH3 }$
Butane	$\ce{C4H10 }$	$\ce{CH3(CH2)2CH3 }$
Pentane	$\ce{C5H12 }$	$\ce{CH3(CH2)3CH3 }$
Hexane	$\ce{C6H14 }$	$\ce{CH3(CH2)4CH3 }$
Heptane	$\ce{C7H16 }$	$\ce{CH3(CH2)5CH3 }$
Octane	$\ce{C8H18 }$	$\ce{CH3(CH2)6CH3 }$
Nonane	$\ce{C9H20 }$	$\ce{CH3(CH2)7CH3 }$
Decane	$\ce{C10H22}$	$\ce{CH3(CH2)8CH3 }$
Undecane	$\ce{C11H24}$	$\ce{CH3(CH2)9CH3 }$
Dodecane	$\ce{C12H26}$	$\ce{CH3(CH2)10CH3}$
Tridecane	$\ce{C13H28}$	$\ce{CH3(CH2)11CH3}$
Tetradecane	$\ce{C14H30}$	$\ce{CH3(CH2)12CH3}$
Pentadecane	$\ce{C15H32}$	$\ce{CH3(CH2)13CH3}$
Hexadecane	$\ce{C16H34}$	$\ce{CH3(CH2)14CH3}$
Heptadecane	$\ce{C17H36}$	$\ce{CH3(CH2)15CH3}$
Octadecane	$\ce{C18H38}$	$\ce{CH3(CH2)16CH3}$
Nonadecane	$\ce{C19H40}$	$\ce{CH3(CH2)17CH3}$
Eicosane	$\ce{C20H42}$	$\ce{CH3(CH2)18CH3}$

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