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From Chemistry Resource
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- 02:09, 19 October 2010 (diff | hist) . . (-8) . . Penny reactions (→Why does the penny on the right darken?)
- 02:07, 19 October 2010 (diff | hist) . . (+19) . . Penny reactions (→What is happening to the penny on the right?)
- 02:06, 19 October 2010 (diff | hist) . . (0) . . Penny reactions (→Why does the penny on the right darken?)
- 02:05, 19 October 2010 (diff | hist) . . (+21) . . Penny reactions (→Why does the penny on the right darken?)
- 02:04, 19 October 2010 (diff | hist) . . (+144) . . Penny reactions (→External link)
- 02:04, 19 October 2010 (diff | hist) . . (-113) . . Penny reactions (→Why does the penny on the right darken?)
- 02:03, 19 October 2010 (diff | hist) . . (+24) . . Penny reactions (→Why does the penny on the right darken?)
- 02:02, 19 October 2010 (diff | hist) . . (+5) . . Penny reactions (→Why does the penny on the right darken?)
- 02:01, 19 October 2010 (diff | hist) . . (+353) . . Penny reactions (→Why does the penny on the right darken?)
- 01:57, 19 October 2010 (diff | hist) . . (+813) . . Penny reactions (→Cleaning pennies when the zinc is exposed)
- 01:54, 19 October 2010 (diff | hist) . . (+242) . . Penny reactions (→Cleaning pennies when the zinc is exposed)
- 01:27, 19 October 2010 (diff | hist) . . (0) . . N File:Nail sequence.jpg (current)
- 01:27, 19 October 2010 (diff | hist) . . (+53) . . Penny reactions (→Cleaning pennies when the zinc is exposed)
- 01:25, 19 October 2010 (diff | hist) . . (0) . . Penny reactions
- 01:25, 19 October 2010 (diff | hist) . . (+3) . . Penny reactions
- 01:24, 19 October 2010 (diff | hist) . . (0) . . N File:Zinc exposed.jpg (current)
- 01:23, 19 October 2010 (diff | hist) . . (+29) . . Penny reactions (→Cleaning pennies when the zinc is exposed)
- 01:19, 19 October 2010 (diff | hist) . . (+2) . . Penny reactions (→Cleaning pennies when the zinc is exposed)
- 01:18, 19 October 2010 (diff | hist) . . (0) . . N File:Penny darkens sequence.jpg (current)
- 01:18, 19 October 2010 (diff | hist) . . (+35) . . Penny reactions (→Cleaning pennies when the zinc is exposed)
- 01:16, 19 October 2010 (diff | hist) . . (+6) . . Penny reactions (→Cleaning pennies)
- 01:15, 19 October 2010 (diff | hist) . . (+94) . . Penny reactions (→Cleaning pennies)
- 01:14, 19 October 2010 (diff | hist) . . (+160) . . Penny reactions (→Cleaning pennies when the zinc is exposed)
- 01:13, 19 October 2010 (diff | hist) . . (-3) . . Penny reactions (→Cleaning pennies when the zinc is exposed)
- 01:12, 19 October 2010 (diff | hist) . . (0) . . N File:Copper zinc.png (current)
- 01:11, 19 October 2010 (diff | hist) . . (+2) . . Penny reactions (→Cleaning pennies when the zinc is exposed)
- 01:11, 19 October 2010 (diff | hist) . . (+310) . . Penny reactions
- 21:18, 18 October 2010 (diff | hist) . . (-2) . . Classification of matter (→Mixtures)
- 21:17, 18 October 2010 (diff | hist) . . (0) . . N File:ClassMatter.gif (current)
- 21:17, 18 October 2010 (diff | hist) . . (+62) . . Classification of matter
- 08:35, 18 October 2010 (diff | hist) . . (+11) . . Penny reactions (→Cleaning pennies)
- 08:35, 18 October 2010 (diff | hist) . . (+421) . . Penny reactions
- 08:30, 18 October 2010 (diff | hist) . . (+391) . . Penny reactions
- 08:30, 18 October 2010 (diff | hist) . . (+1) . . Copper (→External link) (current)
- 08:26, 18 October 2010 (diff | hist) . . (+7) . . Penny reactions
- 08:26, 18 October 2010 (diff | hist) . . (0) . . N File:Copper green.png (current)
- 08:25, 18 October 2010 (diff | hist) . . (0) . . Penny reactions (→Cleaning pennies)
- 08:25, 18 October 2010 (diff | hist) . . (0) . . N File:CleanPenny.jpg (current)
- 08:24, 18 October 2010 (diff | hist) . . (0) . . N File:Copper coins.png (current)
- 08:24, 18 October 2010 (diff | hist) . . (0) . . N File:Copper oxide.jpg (current)
- 08:23, 18 October 2010 (diff | hist) . . (0) . . N File:Penny.jpg (current)
- 08:23, 18 October 2010 (diff | hist) . . (-41) . . Penny reactions
- 08:22, 18 October 2010 (diff | hist) . . (+25) . . Penny reactions
- 08:22, 18 October 2010 (diff | hist) . . (+1,166) . . N Penny reactions (Created page with 'According to Wikipedia, recent Canadian pennies have a composition of 94% steel, 1.5% nickel, 4.5% copper plated zinc. Pure [[/wiki/index.php/Copper | copper…')
- 06:45, 18 October 2010 (diff | hist) . . (+172) . . Solution (→External link)
- 02:59, 18 October 2010 (diff | hist) . . (+50) . . Copper (→External link)
- 02:56, 18 October 2010 (diff | hist) . . (+87) . . Copper (→External link)
- 02:54, 18 October 2010 (diff | hist) . . (-1) . . Copper
- 02:53, 18 October 2010 (diff | hist) . . (+1) . . Copper
- 02:53, 18 October 2010 (diff | hist) . . (+19) . . Copper
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