list of different metals

Physical Properties - Differences in physical properties Metals Non-metals Malleable and ductile. Brittle. Neither malleable nor ductile. Good conductors of heat and elecu.ity. except tungsten which is not a good conductor of electricity)..

Hydrogen differs from alkali metals in some way..

The Reactivity Series of Metals - Although most metals are usually electropositive in nature and lose electrons in a chemical reaction they do not react with the same vigour or speed. Metals display different reactions towards different substances. ..

Passage of electricity through a metal (or graphite) Passage of electricity through an electrolyte By flow of electrons which have negligible mass By flow of ions, which are very dense particles compared to the elements Metal (or graphite) does not decompose..

Purification of the metal is the last step in metallurgy. Refining is based on the difference between the properties of metals and their impuritie..

Except for gold and platinum nitric acid attacks all metals, forming different products. The product formed depends upon the nature of the metal, concentration of the acid and temperature. Depending upon their reactivity, metals may be grouped as follows: L..

> gas gets adsorbed and between the H 2 gas on the metal and H + of the solution, an equilibrium is established. This constitutes Hydrogen electrode represented as pt, H 2 /H + . Since the oxide ion in solution forms OH - instead of remaining as O - 2 . The Electrical potential diffe..

. Bronze was widely used for many years and this epoch of prehistory became Bronze Age. They indicate a gradual change in the life style of mankind. About 7000 years ago it was discovered that certain minerals would yield metals when placed in the fire. Many of these colored minerals were..

Introduction - Earth is an abundant source of materials. The air we breathe, the water we drink, stones and rocks, almost everything that is around us, are all useful to man for some purpose or the other. Gaseous materials like Oxygen, Nitrogen and Carbon dioxide are found in the atmosphere. Common..

Although most metals are usually electropositive in nature and lose electrons in a chemical reaction they do not react with the same vigour or speed. Metals display different reactions towards different substance..