Chemistry C3 Entirety 0.0 / 5 ? ChemistryC3GCSEAQA Created by: allhailzamorakCreated on: 01-06-16 17:05 What did Newlands contribute to the periodic table? Put elements in order of atomic mass. 1 of 6 What did Mendeleev do to the periodic table? Left gaps for unknown elements on the periodic table. 2 of 6 What are the group 1 elements on the periodic table called? Alkali metals 3 of 6 What are the properties of alkali metals regarding melting points? Melting points decrease as they go down the group. 4 of 6 What happens when alkali metals react with water? Hyrdrogen + alkali solution 5 of 6 Why are transition metals and their comounds important? Good catalysts 6 of 6
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