Tests Flashcards

1
Q

How would you tell the difference between Magnesium and Barium using the test for solubility of group 2 hydroxides

A
  • Add 1cm3 of Mg2+ (aq) to a test tube
  • Add a few drops of NaOH (aq)
  • Compare the ppt

Mg will have a thick white ppt
Barium will have a thin ppt

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