1) How many of the following names are incorrect? 3-methylbutane 5-ethyl-3-methylhexane 1,3-dimethylpentane 2)How many of the following names are incorrect? 3-ethylhexane 4-ethyl-2,2-dimethyloctane 3-ethyl-3-methyloctane 3) What is the formula of 3-ethylhexane? 4)What is the formula of 3-ethyl-3-methyloctane? 5) What is the formula of 2,3,4,5-tetramethyldecane? 6) What is the formula of 1,5-dimethylcyclohexane? 7)What is the formula of cis-2-butene? 8)Which of the following compounds is expected to have the highest boiling point? CH3CH2CH3, CH3CH2CH2CH3, CH3CH3 9)Which of the following compounds is expected to have the highest boiling point? cyclobutane, cyclopentane, cyclohexane 10) Which of the following compounds is expected to have the highest boiling point? octane, 2,3-dimethylhexane, 2,2,3,3-tetramethylbutane