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mlath2016
mlath2016 mlath2016
  • 14-02-2017
  • Chemistry
Answered



the question is in the file :)

the question is in the file :) class=

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NiobeChastain
NiobeChastain NiobeChastain
  • 14-02-2017

3 and 1 are metals but not 2 as metals are not insulators or 4 as it is a gas at room temp

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cjgguy
cjgguy cjgguy
  • 14-02-2017

Elements 1 and 4 are metals i believe that its refering to iron (1) and copper (4)

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