Edexcel chemistry 2008 inorganic and organic tables of trends reactions and tests

Includes tables on group one and two carbonate compound thermal stability, halogens in hexane and water, halogens natural physical properties, halogen tests in silver nitrate and further tests in ammonia solution, Potassium halide oxidising power table with all reactions, hot and cold disproportionation reactions and flame colours

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  • Created by: Tom
  • Created on: 02-06-11 12:24

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Group 1 Group 2
Group 1 carbonates* are thermally stable ­ you Group 2 carbonates decompose to for an oxide
can't heat them enough with a Bunsen Burner toand carbon dioxide.
make them decompose (although they do under
high temperatures). XCO3 (s) XO(s) + CO2 (g)

*Except Li2CO which decomposes…

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Potassium KF or KCl KBr KI
Halide with
H2SO4 (l)
Reaction/s Kx(s) + H2SO4 (l) KBr(s)+H2SO4 (l) KHSO4+HBr(g) KI(s)+H2SO4(l) KHSO4(s)+HI(g)
KHSO4 (s) + Hx (g) And And
2HBr(aq)+H2SO4(l) Br2(g)+SO2(g)+2H2 2HI(g)+H2SO4(l) I2(g)+SO2(g)+2H
O(l) 2O(l)
And
6HI(g)+SO2(g) H2S(g)+3I2(g)+2H2
O(l)
Change in +6 +4 Reduction +6 +4
Oxidation state +4 2
S Reduction…

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