1. ALKALI METALS - RED Li, Na, K, Rb, Cs, Fr Valence electron – 1
very reactive metals that do not occur freely in nature
malleable, ductile, good conductors of heat and electricity.
softer than most other metals
can explode if they are exposed to water

2. ALKLINE EARTH METALS - orange
Be, Mg, Ca, Sr, Ba, R
Valence electron – 2
metals
very reactive
not found free in nature

3. TRANSITION METALS - white
21-30, 39-48, 72-80,
Valence electron – 1 or 2
Ductile and malleable, and conduct electricity and heat
Iron (Fe), cobalt (Co), and nickel (Ni), are the only elements known to produce a magnetic field.

4. Boron Family - brown B, Al, Ga, In, Tl Valence electron – 3
Metal and metalloids
Used as cleaning, water softner

5. Carbon Family - grey C, Si, Ge, Sn, Pb Valence electrons – 4
Non metals, metalloids, and metals
Bond with many elements
Used in transistors

6. Nitrogen Family - pink N, P, As, Sb, Bi Valence electrons – 5
Non metals, metalloids, and metals

7. Oxygen Family - green _________________________________
Valence electrons – _________
_____________, _____________, and _____________
Very _________________

8. HALOGENS - yellow ________________________ Valence electrons – _______
____________, ____________, and ____________
Most active __________________
__________________ means __________________ and compounds containing halogens are called __________

9. NOBLE GASES - blue *He – only 2 valence electrons Ne, Ar, Kr, Xe, Rn
Non-metals
Inert gases - do not form compounds easily

10. RARE EARTH ELEMENTS - purple
57-71 are metals
are radioactive
many are man-made