What element is oxidized in the following reaction?

HNO3 + Cu Cu(NO3)2 + NO2 + H2O

Question

What element is oxidized in the following reaction? 

HNO3 + Cu  Cu(NO3)2 + NO2 + H2O

xishem · Answer

First, do you know what it means when an atom gets oxidized?

anonymous · Answer

yes it means the gaining of electrons

anonymous · Answer

When an atom is oxidized it means it lost electrons
Reduced atoms means they gained electrons

anonymous · Answer

Oxidation >> losing electrons
Reduction>> Gaining electrons

anonymous · Answer

i cant tell which one is being oxidized

anonymous · Answer

im trying >> i just had a test on this earlier :D idk but i cant tell what happened to HNO2

anonymous · Answer

the options are:
 H

 N

 O

 Cu

xishem · Answer

Identify the charges of the individual ions in each compound, and you should be able to tell. One atom will have lost 1 or more charge, and another atom will have gained that same amount of charge.