Chemistry

7. 2Sr + O2  2SrO
a) Determine what is oxidized and what is reduced
b) Identify the oxidizing agent and the reducing agent



8. 2Cs + Br2  2CsBr
a) Determine what is oxidized and what is reduced
b) Identify the oxidizing agent and the reducing agent

asked by Naomi
  1. Can you write the states of each compound? I'll teach you how to do the first one and you can try the second one

    posted by Sarah
  2. 7. Sr zero/Sr+2 lost two electrons
    O in O2 zero/ O -2 gained two electrons

    8. Cs zero/Cs +1 lost an electron
    Br in Br2 zero/Br-1 gained an electron

    posted by bobpursley

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