Question

What is an element? How are elements classified?

Answer 1

• A substance that cannot be decomposed into simple substances by any physical or simple chemical method is called an element.
• An element is composed of atoms of only one kind.
• Elements are classified as
• Metals – Examples: Gold, Silver, etc.
• Non-metals – Examples: Carbon, Sulphur, etc.
• Metalloids – Examples: Silicon, Antimony, etc.