91% copper
As of 2016, only a few countries issue 25¢ coins. US quarters are about 92% copper while the remainder is nickel. Canadian quarters are mostly steel (an alloy rather than an element, but mostly iron) with the remainder being copper and nickel.
91% copper
Assuming that you are referring to U.S quarters, then the main metal is copper - about 92% including the core. The rest is nickel.
Copper. The outer layers are 75% copper and 25% nickel, while the core is pure copper. Including the core, 91.7% is copper and 8.3% is nickel.
Metal is not an element. It is a term used to classify an element, but it is not an element.
Copper metal is an element.
a metal element
Carbon is an element. It is a non metal
element K is potassium and yes it is a metal.
u said that diamond is metal which can cut rose petals into pieces, but diamond is not a metal
You can't change an element into another element, but the heaviest metal is tungsten.
Metals are a class of elements. A pure metal is an element. Some metals are alloys, which mean they have more than one metal or element in them. The metal bronze is made of two elements, the metal tin and the metal copper.