No element contains more than one element.
An alloy
An alloy contains at least one metallic element. Alloying involves mixing a metal with one or more other elements to enhance its properties, such as strength or corrosion resistance.
The items that contain more than one element and have metallic properties are known as alloys. They can be an intermetallic compound that lacks phase boundaries, a metallic phase mixture, or a solid element solution.
Alloy
No, Lead Sulfide (galena) is a brittle crystalline solid with semiconducting properties.
Bismuth is the group 15 element with the most metallic properties. It has the highest atomic number and largest atomic radius of the group, which results in more metallic characteristics such as high electrical conductivity and metallic luster.
Sn (tin), which is a metal, is more metallic than Sb (antimony), which is a metalloid.
Silver is generally considered to be more metallic than gold. Gold is classified as a "noble metal" due to its resistance to corrosion and oxidation, while silver exhibits more metallic properties such as thermal and electrical conductivity.
It is a compound, because it contains more than one element. An element is smallest unit that maintains all of its properties. When you combine elements, you get compounds. MgS04 contains the elements Mg (magnesium), S (sulfur) and O (oxygen).
Potassium (K) has a more metallic character compared to Silicon (Si). This is because potassium is an alkali metal with more metallic properties such as high electrical conductivity, luster, and malleability, while silicon is a metalloid with properties that are in between metals and nonmetals.
The element following the 3rd periodic table element (lithium) is beryllium, which exhibits metallic character. Beryllium is a metal with properties such as high melting and boiling points, luster, and electrical conductivity.
Potassium is more metallic than magnesium. This is because potassium is located further to the left on the periodic table, making it more reactive and metallic than magnesium.