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3 Cards in this Set
- Front
- Back
- 3rd side (hint)
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THE PERODIC TABLE |
IT IS ARRANGE ACCORDING TO THE NO. OF PROTONS |
Electronic configuration can be worked out by the atomic number |
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IMPORTANT DEFINITION |
Metalloid is a element that both metal and non-metal
Alkali metals are group 1
Halogen is in group 7
Catalyst is a substance that speeds the chemical reaction |
Alkali metal physical
1) density of the alkali metal generally increases down to the groups
2) soft
3) low Melting and boiling point
4) good heat and electricity |
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Alkali metal ( physical properties )
1) low melting and boiling point
2) density increase as it goes down the Periodic table
3) good conduct of heat and electricity
4) soft |
HALOGEN
low melting point and boiling point
Non-conducted of electricity Colour , melting and boiling point INCREASES |
NOBLE GASE |
