[Xe]6s1 is Cesium.
It is compound not an element.
boron is an element
It is an element. Elements are composed of atoms, and atoms of elements combine chemically to form compounds.
It is an element.
Metal is not an element. It is a term used to classify an element, but it is not an element.
A property of that element. An unstable element. A radioactive element
element. Sulfur dioxide (SO2) is a compound
There is no such thing as a good element or a bad element.
Hydrogen is an element Lead is and element.
Sand is NOT an element. Iron IS an element.
Neon is an element.
Helium is an element.