Unformatted text preview: Group VA - The Nitrogen Family (N, P, As, Sb, Bi) There are two varieties of P, red and white. Group VIA - The Oxygen Family (O, S, Se, Te, Po) Stratospheric ozone shields us from harmful UV The ozone radiation. Ozone is destroyed by Cl-containing "hole" over molecules used in refrigeration Antarctica Group VIIA - The Halogens (F, Cl, Br, I, At) Br2 and I2 Halogen mean "salt-former". Here sodium metal reacts vigorously with Cl2(g) Group VIIIA - The Noble (Inert) Gases He, Ne, Ar, Kr, Xe The Lights of Las Vegas Helium-Neon lasers The Transition Elements An important use of transition elements is as pigments in paints and glasses...
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This note was uploaded on 07/06/2011 for the course SCH 4U taught by Professor White during the Spring '10 term at Beacon FL.
- Spring '10