Question

What element is oxidized in the following reaction?

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

Answer 1

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

Answer 2

yes it means the gaining of electrons

Answer 3

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

Answer 4

Oxidation >> losing electrons
Reduction>> Gaining electrons

Answer 5

i cant tell which one is being oxidized

Answer 6

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

Answer 7

the options are:
H

N

O

Cu

Answer 8

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.