User talk:478jjjz
Appearance
Glucose& fructose | C6H12O6 | 6C 6(H2O); hydrate |
Ethanol | C2H5OH | Safe to drink diluted ethanol |
Sucrose | C12H22O11 | 12C 11 (H2O) |
Hydrogen sulfide | H2S | Terrible gas |
Copper
Why can't we have Cu3+ ions in compounds?--478jjjz (talk) 01:55, 20 July 2010 (UTC)