Homework Help: inorganic chermistry

Posted by kabelo on Friday, October 1, 2010 at 3:03pm.

(a)explain why the colour for ions in the flame tests differ (b)Why do the chemicals have to be heated in the flame first before the colour light is emitted?

inorganic chermistry - DrBob222, Friday, October 1, 2010 at 6:26pm
They are different because electrons are falling from different energy levels back to "different" energy levels. Why must they be heated. The electrons must have the energy to move to higher levels.

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