chapter 3 metals and non metals
TRANSCRIPT
7/25/2019 Chapter 3 Metals and Non Metals
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METALS & NON-METALS;
As we know atoms are pure
substance made up of the
same kind of atoms.
METALS
Meta!s are pure e!ements
found inside the earth crust."#$S%AL "'O"E'T%ES O(
METALS
Meta!s are )enera!!* are +er*
hard as we!! as ,uite dense.This means that particu!ar
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meta! are +er* c!ose!*
packed.
Some of the properties are
)i+en be!ow
Meta!!ic !uster!ustre means shine or
bri)htness of meta!.
Some of meta! !ike )o!d
si!+er used as ornamentsbecause of their !ustre ./. wh* meta!s are
!ustres0ANS. when !i)ht fa!!s on
the surface of meta! the
atoms present in it