Write the IUPAC names of the following compounds and classify them into primary, secondary and tertiary amines.
`i)" "(CH_(3))_(3)CHNH_(2)" "ii)CH_(3)(CH_(2))_(2)NH_(2)" "iii)(CH_(3)CH_(2))_(2)NCH_(3)`

Explanation

i) `(CH_(3))_(3)CHNH_(2)` :
IUPAC name : 2 - methyl 2 - propanamine
`{:(" """^(1)CH_(3)) , (" "|), (CH_(3) - ""^(2)C -NH_(2)) , (" "|) , (" """^(3)CH_(3)):}`
It is a `1^(@)` - amine
ii) `CH_(3)(CH_(2))_(2)NH_(2)` :
`overset(3)(CH_(3))- overset(2)(CH_(2))- overset(1)(CH_(2))-NH_(2)`
IUPAC name : 1 - Propananine
It is a `1^(@)` - amine
iii) `(CH_(3)CH_(2))_(2)NCH_(3)` :
`CH_(3)-CH_(2)- underset(CH_(3)) underset(|)(N)-CH_(2)-CH_(3)`
IUPAC name : N - Ethyl N - Methyl Ethanamine
It is a `3^(@)` - amine