Boron and aluminum are in the same group of the Periodic Table. Both form compounds with chlorine. Boron reacts directly with chlorine gas to produce BCl3 (reaction 1), while aluminum forms AlCl3 (reaction 2) a) Name the two compounds: BCl3 and AlCl3 b) What is the oxidation state of boron in BCl3 c) Balance the REDOX reaction 1 by method of oxidation numbers

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