A gas formed by the action of alcoholic KOH on ethyl iodide, decolourises alkaline KMnO4 solution. The gas is (a) CH4 (b) C2H6 (c) C2H4 (d) C2H2 A gas formed by the action of alcoholic KOH on ethyl iodide decolourises alkaline KMnO4 solution. The gas is (a) CH4 (b) C2H6 (c) C2H4 (d) C2H2 December [...]