Question

Define the term Element

Answer 1

Element

• A substance that contains only one kind of atom is called an element.
• The building block of the element is an atom.
• Elements are pure substance since consists of only one kind of atom.
• It has its own unique characteristics or properties.
• Atoms of the same elements show the same physical and chemical properties
• Atoms of different elements show different physical and chemical properties
• Elements cannot be broken down into simpler units by any physical or chemical methods
• For example, the element oxygen contains oxygen atoms only and all atoms of oxygen shows the same physical and chemical properties.