periodic table Flashcards
1
Q
History
A
developed by Dimitri Mendeleev
1860
2
Q
Groups of Families - Column
A
1) Alkali Metals
2) Alkaline Earth Metals
7) Halogens
8) Noble Gas
3
Q
Metals
A
shiny
good conductor
sea of electrons
malleable
ductile
4
Q
Non-metals
A
dull
insulators
brittle
5
Q
Metalloids
A
behave as metal OR non-metal; DEPENDS ON TEMP / PRESSURE
6
Q
Representative Elements
Transition Metals
Inner Transition Metals
A
1-2, staircase - 8
3 - staircase
miscellaneous @ bottom