Determining the Metal Content of Common Substances By Test Aaron Jevon Dy Joshua Fernandez YeJi Kim Martin Leachon Thursday, September 19, 13
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Determining the Metal Content of Common
Substances By Test
Aaron Jevon DyJoshua Fernandez
YeJi KimMartin Leachon
Thursday, September 19, 13
Determining the Metal Content of Common
Substances By Test
Aaron Jevon DyJoshua Fernandez
YeJi KimMartin Leachon
Flame
Thursday, September 19, 13
Determining the Metal Content of Common
Substances By Test
Aaron Jevon DyJoshua Fernandez
YeJi KimMartin Leachon
Flame
Aaron Jevon DyJoshua Fernandez
YeJi KimMartin Leachon
Thursday, September 19, 13
Experimental Method
• Nichrome Loop method and Cotton bud method
• Test tubes for different solutions
Thursday, September 19, 13
Nichrome Loop Method
• Clean the wire
• Dip the wire in the metal solution
• Burn
Thursday, September 19, 13
Cotton Bud Method
• Clean the bud
• Dip the bud in solution
• Burn
Thursday, September 19, 13
Vegetables
• Get a small piece
• Burn and compare
Thursday, September 19, 13
Eggshell and Chalk
• .5 g of each+5mL of concentrated HCl
• Separate the liquid
• Dip the bud/loop in the liquid
• Burn and compare
Thursday, September 19, 13
Observations for Cotton Bud
• Takes time
• Sometimes streaks only
• Same color but different shades
• Bud burning
Thursday, September 19, 13
CHEMICAL COMPOSITION OF THE ATMOSPHERE
RESULTS OF THE EXPERIMENT
CHEMICAL COMPOSITION
OF THE ATMOSPHERE
Sodium Na Bright Orange
Lithium Li Pink
Potassium K Dull Orange-Pink
Strontium Sr red
CHEMICAL COMPOSITION
OF THE ATMOSPHERE
Copper Cu Green
Calcium Ca Red-orange
Barium Ba Gold
Unknown ? Bright orange
Thursday, September 19, 13
CHEMICAL COMPOSITION OF THE ATMOSPHERE
RESULTS OF THE EXPERIMENT
CHEMICAL COMPOSITION OF THE ATMOSPHERE
Banana Peel K Dull Orange-Pink
Kangkong Na Bright Orange
Malunggay K Dull Orange-Pink
Squash K Dull Orange-Pink
Egg Shell Ca Red-Orange
Chalk Ca Red-Orange
Thursday, September 19, 13
Chemical Explanation
• E=hf
• c=fλ
• Emission Spectrum
Thursday, September 19, 13
Emission Spectrum
Thursday, September 19, 13
THANK
YOU
SO
MUCH.
Thursday, September 19, 13
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