Sodium, Aluminium, Chlorine gas....every thing that are in its element form or only consist of one type of atom is called element.
There are many examples. Ni is a example element.
This is called a trivalent metal ion. Examples: Al3+, Fe3+, etc.
Mendelevium is a sufficient example for the element with the atomic number 101.
Every element can, but temperature depends on the element.
the element of supernatural in the monkey's paw is when the piano moved
Water is a compound. A pure metal is an element. Graphite (a pencil lead) is the element carbon. These are all examples of a pure substance.
Iron, Neon, and hydrogen.
Polonium is a unique chemical element.
That is called a diatomic element. Hydrogen and Oxygen are two examples of diatomic elements.
That is called a diatomic element. Hydrogen and Oxygen are two examples of diatomic elements.
Examples: Cr2O3, MnO2, NiO.
Oxygen, gold, iron, and titanium.