Non-Metal are those elements which do not exhibit the metallic characteristics. In the periodic table non-metals are kept almost in the right most. In modern periodic table there are 22 non-metals ...

Metal oxo catalysts can operate through oxyl forms, M–O ·, in which the oxygen has radical character; if so, this implies a mechanistic analogy between the two cases.

In trading on Friday, non-precious metals & non-metallic mining shares were relative leaders, up on the day by about 6.7%. Leading the group were shares of Radius Recycling, up about 107% and ...