METALS
- The substances which have ability to loose electrons are called metals.
Some physical properties of metals
- Metals have shiny surface , this property of metal is known as lustre.
- Metals are in solid form at room temperature except mercury.
- Metals are hard at room temperature.( except alkali metals like potassium ,sodium )
- Metals can be beaten into thin sheets , this properties of metals are called malleability.
- Metals can be drawn into thin wires , this properties of metal is known as ductility.
- Metals are good conductors of heat and electricity.( Except lead and mercury)
- Metals have sonorous property that means if it is beaten by hard object it creates sound.
- Metals have high melting point. (except gallium and caesium have low melting point)
- Alkali metals are soft , that can be cut by knifes.
METALSMETALS
METALS
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