Answer to Question #163194 in General Chemistry for Jane

Question #163194

Give the oxidation number (charge) of P in H3PO4= 

Give the oxidation number (charge) of O in H2O2= 

Directions: In each of the following equations, indicate the element that has been oxidized and the one that has been reduced. 


2 Na + FeCl⬇2 = 2 NaCl + Fe


2 C⬇2H⬇2 + 5 O⬇2 = 4 CO⬇2 + 2 H⬇2O


2 PbS + 3 O⬇2 = 2 SO⬇ 2 + 2 PbO


2 H⬇2 + O ⬇2 = 2 H⬇2 O


Cu + HNO⬇3 = CuNO ⬇ 3 + H⬇2


AgNO⬇3 + Cu = CuNO⬇3 + Ag



1
Expert's answer
2021-02-15T02:59:49-0500

+5.

-1.

oxidized: Na, C, S, H2, Cu.

Fe, O2, H, Ag.


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