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From Karnataka Open Educational Resources
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=Purple Flame Magic=
 
=Purple Flame Magic=
<br>'''Materials'''
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<br>'''Materials'''<br>
 
5g of pottassium permanganate cystals, 2ml of glycerol, a
 
5g of pottassium permanganate cystals, 2ml of glycerol, a
 
porcelain tile and a dropper.
 
porcelain tile and a dropper.
<br>'''Procedure'''
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<br>'''Procedure'''<br>
 
Pile 5g of powdered KMnO4 crystals on a porcelain tile.Make a small
 
Pile 5g of powdered KMnO4 crystals on a porcelain tile.Make a small
 
depression on the centre of the pile. Using a dropper or a glass tube add carefully
 
depression on the centre of the pile. Using a dropper or a glass tube add carefully
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After a few seconds a white puff of smoke is produced followed by sparks and purple
 
After a few seconds a white puff of smoke is produced followed by sparks and purple
 
flame.
 
flame.
<br>'''Discussion'''
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<br>'''Discussion'''<br>
 
This experiment demonsrtates spontaneous combustion. KMnO4
 
This experiment demonsrtates spontaneous combustion. KMnO4
 
oxidizes glycerol exothermically producing heat and light.
 
oxidizes glycerol exothermically producing heat and light.
<br>'''Shared by/ Source'''
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<br>'''Shared by/ Source'''<br>
 
Praveen Kamath Sir, GHS Ankanahally, Somavarpet Taluk, Kodagu
 
Praveen Kamath Sir, GHS Ankanahally, Somavarpet Taluk, Kodagu
      
=Soap hating and sugar loving match sticks=
 
=Soap hating and sugar loving match sticks=
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