in question no.1 -why should a magnesium ribbon be cleaned before burning in air? I think the layer deposited on the magnesium ribbon is of magnisium carbonate not of magnesium oxide....pls give a clear answer...

Asked by  | 2nd Jun, 2012, 05:49: PM

Expert Answer:

The layer is of magnesium oxide .

Answered by  | 2nd Jun, 2012, 06:21: PM

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