Periodic Table TRANSITION ELEMENTS.pptx

chemistry

1. 4.7 TRANSITION ELEMENTS CHEMISTRY FORM 4

2. TRANSITION ELEMENTS -metals with high melting point -hard -shiny surfaces Special Characteristics for Several Transitions Element In Periodic Table of Elements Function as catalyst to increase rate of reaction Form coloured ions or compounds Have more than one oxidation number Can form complex ions

3. Iron,Fe Platinum,Pt Vanadium(V) oxide,V 2 O 3 Nickel,Ni or Platinum,Pt Used in the Haber Process to produce ammonia,NH 3 Used in the Ostwald Process to produce nitric acid,HNO 3 Used in the hydrogenation process on vegetable oils to produce margarine