C2 0.0 / 5 ? FunChemistryFunNone Created by: sotes003.302Created on: 06-03-19 19:19 Periodic Table 1 - John Dalton Organised by atomic weight 1 of 13 Periodic Table 2 - John Newlands Law of octaves / Worked until calcium 2 of 13 Periodic Table 3 - Dmitri Mendeleev Atomic weight and recurring properties / left gaps for unknown elements 3 of 13 Noble Gases - Group 8 - Very stable and monatomic 4 of 13 Alkali metals - properties Very Reactive / stored in oil / Only need to lose 1 electron / Down Group - Reactivity increases and MP/BP decreases 5 of 13 Lithium + water - Floats / fizzes producing hydrogen / makes water alkali 6 of 13 Sodium + water - Floats / More fizzing / Spherical shape / Makes water alkali 7 of 13 Potassium + water - Reacts vigorously / lilac flame / Fizzing with hydrogen / makes water alkali 8 of 13 Balancing Alkali metal + water Equation - 2 , 2 , 2 , H2 9 of 13 Halogens - properties Toxic non metals / MP/BP increases down the group / poor conductors / reactivity decreases down the group / diatomic 10 of 13 Displacement reactions - A more reactive element displaces a less reactive element in a compound 11 of 13 Reactivity Trends - Large atoms lose electrons easily / Larger atoms struggle to gain electrons 12 of 13 Transition metals - Good conductors / Hard + Strong / dense / high MP/BP / corrode slowly / some form different ion charges 13 of 13
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