Edexcel Chemistry Unit 2 inorganic

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  • Created by: Zohar
  • Created on: 30-04-16 14:40
Mg + CuSO4 -->
MgSO4 + Cu
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2HBrO + 2H+ + 2I- -->
Br2 + I2 + 2H2O
2 of 40
3 NaClO -->
2NaCl + NaClO3
3 of 40
I2 + 2S2O3^2- -->
2I- + S4O6^2-
4 of 40
Zn(OH)2 + 2OH- -->
Zn(OH)4^2-
5 of 40
Mg + O2 -->
2MgO
6 of 40
Mg + Cl2 -->
MgCl2
7 of 40
Mg + H2O (g) -->
MgO +H2
8 of 40
Mg + H2O (l) -->
Mg(OH)2 + H2
9 of 40
CaO + H2O -->
Ca(OH)2
10 of 40
MgO + H2SO4 -->
MgSO4 + H2O
11 of 40
Ca(OH)2 + 2HNO3 -->
Ca(NO3)2 +2H2O
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Do sulfates increase or decrease in solubility going down group 2?
Decrease
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Do hydroxides increase or decrease in solubility going down group 2?
Increase
14 of 40
Li2CO3 -->
Li2O +CO2
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MgCO3 -->
MgO + CO2
16 of 40
4LiNO3 -->
2Li2O + 4NO2 + O2
17 of 40
2Mg(NO3)2 -->
2MgO + 4NO2 + O2
18 of 40
2NaNO3 -->
2NaNO2 + O2
19 of 40
Li2CO3 -->
Li2O + CO2
20 of 40
Na2CO3.10H2O (s) -->
2NaOH + CO2 + 9H2O
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MgCO3 -->
MgO + CO2
22 of 40
2Na + Cl2 -->
2NaCl
23 of 40
Cl2 + H2 -(UV)->
2HCl
24 of 40
Br2 +H2 -(hot Pt)->
2HBr
25 of 40
KCl + H2SO4 -->
KHSO4 + HCl
26 of 40
2HBr + H2SO4 -->
Br2 + 2H2O + SO2
27 of 40
2HI + H2SO4 -->
I2 + 2H2O + SO2
28 of 40
Cl2 + 2OH- (cold, dilute) -->
ClO- + Cl- + H2O
29 of 40
Cl2 + 6OH- (hot, conc) -->
ClO3- + 5Cl- + 3H2O (Br/I go to XO3- in cold, dilute)
30 of 40
Which ions form a precipitate with dilute NaOH which dissolves in conc NaOH?
Cr, Zn
31 of 40
Which ions form a precipitate with dilute NH3 which dissolves in conc NH3?
Cu, Ni, Cr, Zn
32 of 40
Disproportionation of Cu2SO4
Cu2SO4 --> Cu + CuSO4
33 of 40
Reagents and conditions for CuCl --> [CuCl2]-
aqueous solution, conc HCl
34 of 40
CuCl formation
.
35 of 40
CuI formation and its reaction with NH3
.
36 of 40
Cu2O formation
.
37 of 40
Cr2(CH3COO)4(H2O)2 formation
.
38 of 40
[Cr(H2O)6]3+ + 4Cl- --> ?
[CrCl4]- + 6H2O
39 of 40
How is the equilibrium between CrO4(2-) and Cr2O7(2-) affected by [H+] and [OH-]?
CrO4(2-) + 2H+ Cr2O7(2-) + H2O
40 of 40

Other cards in this set

Card 2

Front

2HBrO + 2H+ + 2I- -->

Back

Br2 + I2 + 2H2O

Card 3

Front

3 NaClO -->

Back

Preview of the front of card 3

Card 4

Front

I2 + 2S2O3^2- -->

Back

Preview of the front of card 4

Card 5

Front

Zn(OH)2 + 2OH- -->

Back

Preview of the front of card 5
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