|1A||Alkali metals||Li, Na, K, Rb, Cs, Fr|
|2A||Alkaline earth metals||Be, Mg, Ca, Sr, Ba, Ra|
|6A||Chalcogens||O, S, Se, Te, Po|
|7A||Halogens||F, Cl, Br, I, At|
|8A||Noble gases (or rare gases)||He, Ne, Ar, Kr, Xe, Rn|
Names of Some Groups in the Periodic Table
Chlorine is a halogen. Locate this element in the periodic table. What is its symbol?
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