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Topic: chemistry  (Read 8048 times)

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KeLlI

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chemistry
« on: October 28, 2004, 07:58:18 PM »
when a glass rod is heated a yellow flame is observed around the point of heating. what does this yellow flame indicate? why is it observed when glass is heated?
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Demotivator

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Re:chemistry
« Reply #1 on: October 28, 2004, 08:06:11 PM »
There is an element that is part of glass that gets excited when heated and emits the exitation energy as  yellow light. Can you guess?
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Offline AWK

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Re:chemistry
« Reply #2 on: October 29, 2004, 03:34:14 AM »
It meants that glass contains sodium
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AWK

pizza1512

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Re:chemistry
« Reply #3 on: January 26, 2005, 09:07:25 AM »
It's the ion colour of sodium...


 :animal_rooster:
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