1) n-Pentane (C5H12)H3C-CH2-CH2-CH2-CH3
2) 2-Methylbutane (C5H12)CH3-CH(CH3)-CH2-CH3
3) Isopentane (C5H12)CH3-CH2-CH(CH3)-CH3
1) n-Pentane (C5H12)
H3C-CH2-CH2-CH2-CH3
2) 2-Methylbutane (C5H12)
CH3-CH(CH3)-CH2-CH3
3) Isopentane (C5H12)
CH3-CH2-CH(CH3)-CH3