Don't worry if you get mixed up a bit with your sub categories. Sometimes it's not always clear-cut and hard to define.Example Mine...Followed by your favorite album if you wish.Death Metal - Death - SymbolicBlack Metal - Absu - Occult...Melodic Death/Black - Dark Tranquillity - The Mind's iViking/Folk Metal - Amon Amarth - Vs the WorldThrash Metal - Megadeth count? if not Overkill - Rust In PeaceHeavy Metal (pre 80s) - Black Sabbath - Sabbath Bloody SabbathHair Metal - ??? (none)Power Metal - Dragonforce (although I don't like powermetal) Does Iron Maiden count?Stoner/Sludge Metal - The Melvins - A Senile AnimalProgressive Metal or anything Progressive - Opeth - Blackwater ParkFeel free to add a new category.
Noble metals are metals that are resistant to corrosion or oxidation, unlike most base metals. They tend to be precious metals, often due to perceived rarity. Examples include gold, silver, tantalum, platinum, and rhodium.
He-helium 2 Ne-neon 10 Ar-argon 18 Kr-Kyrpton 36 Xe-xeon 54 Rn-radon 86
noble metals refer to elements having high resistant to chemical reaction or to corrosion.The term noble metals has its origins in ancient alchemy, the practice of attempting to transform base metals into gold. Noble metals is not synonymous with precious metals, (a term used to describe expensive metals used for making coins, jewelry, and ornaments) although gold, silver, and platinum are both noble and precious metalsosion meaning that they will not easily dissolve in solvents or in rust.,
the nobles metals are all the elements in group 18
i agree with nighthawk_842003's answer..and heinz m's answer....both jennifer s and dm are wrong...jennifer s and dm are talking about noble gasses..not noble metals
