Thursday, 16 May 2013

5.1 explain how the methods of extraction of the metals in this section are related to their positions in the reactivity series

Anything below carbon can be displaced from its ore by carbon.
Anything above carbon can't so is extracted by electrolysis.
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7 comments:

  1. Unknown28 April 2015 at 19:29

    I do not understand why Hydrogen is highlighted. Can someone please explain why?

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  2. Unknown4 May 2015 at 16:28

    because they're gasses.

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  3. fin2413 May 2015 at 10:20

    they're non-metals

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  4. SomDude28 December 2015 at 00:58

    No, it's because in electrolysis, Hydrogen will be produced if the metal is more reactive than Hydrogen.

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    Replies
    1. SomDude28 December 2015 at 01:00

      I mean yeah, they're non-metals and also the thing I said.

      Delete
  5. physics hater23 May 2016 at 11:27

    Also below hydrogen occur native

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  6. Unknown30 March 2018 at 07:59

    Why is carbon used?

    ReplyDelete

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