AQA Jan 2010 Paper 5 Q2

Answers available below

areas outside the box will not be scanned for marking nickel cadmium cells are used to power electrical equipment such as drills and shavers the electrode reactions are shown below nio oh h o e ni oh oh e v cd oh e cd oh e v a calculate the e m f of a nickel cadmium cell mark b deduce an overall equation for the reaction that occurs in the cell when it is used marks c identify the oxidising agent in the overall cell reaction and give the oxidation state of the metal in this oxidising agent oxidising agent oxidation state marks turn over for the next question turn over wmp jan chem

Show answer