Manganese compounds on watchglasses. The colours and appearance show the difference in oxidation state of the manganese in potassium manganate (VII) (KMnO4,lower left),manganese (IV) oxide (MnO2,upper centre),and manganese (II) sulphate (MnSO4,lower right) | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Andrew Lambert Photography |
Taille de l’image : | 4923 px × 3669 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |