Arrange the following compounds in order of increasing boiling point:
pentane (CH3CH2CH2CH2CH3), methyl butane (CH3CH(CH3)CH2CH3), neopentane (CH3C(CH3)3).
◦ pentane, methyl butane, neopentane
◦ neopentane, methyl butane, pentane
◦ neopentane, pentane, methyl butane
◦ pentane, neopentane, methyl butane
◦ methyl butane, pentane, neopentane