ocr: ch 112 final 1986 page 6 37. The addition of an oxidizing agent such as chlorin of a water bromn to a color. clear When solution this of an unknoun compound results In the appearance solution is shakan wlth the organic solvant, CCIL . the organle solvent layer turns purple. The unknon cogpound probably contalns (a) r (b) Br (c) No, ((a)) I (a) co2+ 38. The oxidas of che alkali metals ara; (a) covalant oxides (d) acidic anhydrides (b) aaphoteric oxidas (e) basic anhydrides (c) molecular axides 39. The axcallent therl and electrical conductivity axhibited by sodiu is explained by the presence of ...