1) Which of the following statements about carbon is FALSE? A) Carbon must always have four bonds. B) Carbon can bond to itself. C) Carbon can have either a tetrahedral, trigonal planar or linear geometry. D) Carbon can form into linear, branched and cyclic compounds. E) none of the above 2) What is the molecular geometry of the underlined carbon atom in the following compound,--? A) tetrahedral B) trigonal planar C) linear D) bent E) none of the above 3) Which compound below is an alkane? A) Caf B) CHCHCH C) CHIE D) CHCHCHCHCH E) all of the above 4) Consider the following n-alkanes: CH4, C2H6, C3H8, C4H10 Which of these would you expect to have the highest boiling point? A) CH4 B) C2H6 C) C3H8 D) C4H10 E) all n-alkanes have the same boiling point 5) Which of the following is the formula for heptane? A) C B) C) D) E) all of the above 6) Which is the name of ? A) n-butane B) n-hexane C) n-heptane D) n-pentane E) all of the above 7) Two compounds are considered as isomers if they have the: A) same molecular formula AND different structure. B) same molecular formula AND same structure. C) different molecular formula AND different structure. D) different molecular formula AND same structure. E) same molecular formula OR same structure.