6.Which of the following is not true of free-radical halogenation reactions? n chlorine in these reactions. s more s minations are faster emperatures to proceed These reactions are irreversible. Ans:D 7.Which of the following reaction types are typical of alkanes? on more than one of these is correct titution 8.Alkanes are noted for their(choose one) A)high reactivity with acids. D)lack of reactivity B)toxicity. E)water-solubility odor. Page3Page 3 6. Which of the following is not true of free-radical halogenation reactions? A) Fluorine is more reactive than chlorine in these reactions. B) Bromine is more selective than chlorine. C) The reactions require either light or high temperatures to proceed. D) Brominations are faster than chlorinations. E) These reactions are irreversible. Ans: D 7. Which of the following reaction types are typical of alkanes? A) addition D) reduction B) elimination E) more than one of these is correct C) radical substitution Ans: C 8. Alkanes are noted for their (choose one) A) high reactivity with acids. D) lack of reactivity. B) toxicity. E) water-solubility. C) intense odor. Ans: D