Matter

8.1 Matter
 
Definition
 

Type of Substances

 

Atom: the smallest particle of an element

Molecule: consists of two or more atoms which chemically combined

Ion: charged particle

 
Type of substances
Type of substances Explanation and example
Atomic substances
  • Contain only atoms
  • Atoms in metals arranged in neat and orderly manner

Examples

  • Gold metal
  • Helium atom
Molecule substances
  • Contain molecules made up of two or more atom that combined chemically
  • Atom can be same or different

Examples

  • Non-metallic elements
  • Water molecules
Ionic substances
  • Formed by the reaction between metal elements and non-metal elements
  • Positive ions and negative ions

Examples

  • Sodium chloride

 

Matter

8.1 Matter
 
Definition
 

Type of Substances

 

Atom: the smallest particle of an element

Molecule: consists of two or more atoms which chemically combined

Ion: charged particle

 
Type of substances
Type of substances Explanation and example
Atomic substances
  • Contain only atoms
  • Atoms in metals arranged in neat and orderly manner

Examples

  • Gold metal
  • Helium atom
Molecule substances
  • Contain molecules made up of two or more atom that combined chemically
  • Atom can be same or different

Examples

  • Non-metallic elements
  • Water molecules
Ionic substances
  • Formed by the reaction between metal elements and non-metal elements
  • Positive ions and negative ions

Examples

  • Sodium chloride