g2e physique 2002
Dans l'ion ammonium le nombre d'oxydation de l'azote vaut n.o.(N) = 1 - 4 x 1 = - III. Dans l'ion nitrate le nombre d'oxydation de l'azote vaut n.o.(N) = -1 ...
moved 977
moved 96829
moved 96137
moved 68867
moved 95719
moved 217
moved 977
moved 96829
moved 96137
moved 68867
moved 95719
moved 217