Notes
Metals and Non-Metals
Content of the notes (3)
Page 1
Matter - Something that has mass and occupies space.
Substance - Has only a kind of particles. eg. Sugar
Mixture - Has different particles. eg.Bhel
Element - Made from atoms.
Compound - Contains elements in a fixed proportion (molecules).
Page 2
Lists
Metals
Cobalt Uranium Zinc
Aurum Argentum Cuprum
Nickle Barium Galium
Sodium Pottasium
Lithium Manganesee
Metalloid
Boron B
Silicon Si
Germanium Gi
Arsenic As
Inert Gas
Neon Ne
Helium He
Argon Ar
Krypton Kr
Xenon
Radon
Non - Metals
Phosphorous
Sulphur
Carbon
Oxygen
Hydrogen
Nitrogen
Chlorine
Fluroine
Bromine
Iodine
Page 3
Properties of Metals
Hard
Metals are hard.
Exception - Na - Sodium, K - Pottasium - Both can be cut by the knife.
Physical State
Metals are generally solid at room temperature.
Exception - Hg (hydrargyrum) Mercury .
Melting Point
Metals have a high melting point.
Exception - Liquid metal - Hg
Cesium Ce
Gallium Ga
Boiling Point
Metals have a high melting point.
Lustre
Shining. The surface of metals reflects when light falls on them.
Exception - Lead, Na, K, Ca
Malleability
On hammering, metals get converted into sheets his property is called malleability.
Most malleable - Gold
Non-malleable - Zinc, Mercury
Information
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- VIII Physics Note on Metals and Non-Metals, created by Anusha V on 03/06/2021.
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- Anusha V · Jun 2021
- Updated
- Jun 4, 2021
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