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Can you help me write a chemical reaction equation ( EX. Au+ Ag --> blah blah) to these balanced ( I know this is a lot so u don't have to answer all four but if u could that would be great)

*Iron - Fe (III) ( 3+) + thiocyanate ( charge -1) -->*

*calcium- Ca (2+) + oxalate ion- C2O4 (-2)-->*

*Silver- Ag (+1) + Chloride- Cl (-1) ---->*

*Copper (II) Cu ( 2+) + Phosphate- PO4 (-3) ---->*


THANK YOU!

2007-12-09 18:33:44 · 3 answers · asked by Yuki 2 in Science & Mathematics Chemistry

3 answers

Ca+2 + (COO)2 = -> Ca(COO)2
Ag+ + Cl- -> AgCl
3 Cu+2 + 2 PO4-3 -> Cu3(PO4)2.
The first one, not too sure, Iron complexes with things like SCN, so you may have a [Fe(SCN)6]-3 complex

2007-12-09 18:44:29 · answer #1 · answered by cattbarf 7 · 0 0

2) Ca + C2O4 ------> CaC2O4 already balanced

3) Ag + Cl --------> AgCl (silver chloride) already balance

4) 3 Cu + 2 PO4 ---------> Cu3(PO4)2
NOTE: always remember that the oxidation number just cross it over to the other elements to be combined and it becomes its subscript number...

2007-12-10 02:54:46 · answer #2 · answered by Titobeni 1 · 0 0

You must do your home work your own

2007-12-10 02:45:32 · answer #3 · answered by source_of_love_69 3 · 0 0

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