SA 150 Final: 21.1&2 Worksheet_ Answers

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Extra q"s: heath: p. 621#1-4 ; hebden p. 192 #1-2, Look for something that can go up and down in charge. H2+ & h0: consider the following reaction: 0001. Sn4+; sn2+; sn0: na, sn + d. mno4. 0 -2: reduced and gains 2e , oxidized and gains 2e . Each oxygen atom is: reduced and loses 2e , oxidized and loses 2e . Part b: written response: define the term oxidation reduction reaction. (2 marks) A reaction where electrons are transferred and one species ends up losing electrons and one species ends up gaining electrons. Name: the species which gains electrons in a redox reaction 9601, loses mass, is the oxidizing agent. Extra questions: heath p. 627 #1-4 , hebden pp. Name: consider the following redox reaction: 9601. The species which loses electrons is: cl2, the oxidation number of carbon in cac2o4 is 9601, +2, h2o, cr3, +4, +3, cr2o7, +6. Reacts to form mn + , the manganese in: when mno4.