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Chemische vergelijkingen in evenwicht op06/16/15

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Breng de vergelijking van een chemische reactie in evenwicht
NaJ + Br2 = NaBr + J =>
2 NaJ + Br2 = 2 NaBr + 2 J

C6H5C2H5 + KMnO4 + H2O = C6H5COOH + KOH + MnO3 =>
7 C6H5C2H5 + 54 KMnO4 + 16 H2O = 8 C6H5COOH + 54 KOH + 54 MnO3

NaI + Br2 = NaBr + I =>
2 NaI + Br2 = 2 NaBr + 2 I

NaI + Br2 = NaBr + I2 =>
2 NaI + Br2 = 2 NaBr + I2

Cu(NO3)2 = CuO + NO2 + O2 =>
2 Cu(NO3)2 = 2 CuO + 4 NO2 + O2

NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O

HClO3(aq) + HBr(aq) = HCl(aq) + Br2(g) + H2O(l) =>
HClO3(aq) + 6 HBr(aq) = HCl(aq) + 3 Br2(g) + 3 H2O(l)

NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O

C3H4 + H2 = C3H6 =>
C3H4 + H2 = C3H6

BaCl2(aq) + H3PO4(aq) = Ba3(PO4)2(s) + HCl(aq) =>
3 BaCl2(aq) + 2 H3PO4(aq) = Ba3(PO4)2(s) + 6 HCl(aq)

HCl + O2 = H2O + Cl2 =>
4 HCl + O2 = 2 H2O + 2 Cl2

CH3COONa + H2O = NaOH + CH3COOCH =>
3 CH3COONa + H2O = 3 NaOH + 2 CH3COOCH

CU + HCl = CUCl2 + H2 =>
CU + 2 HCl = CUCl2 + H2

C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O

Fe + HCl = FeCl3 + H2 =>
2 Fe + 6 HCl = 2 FeCl3 + 3 H2

CU + HCl = CUCl + H =>
CU + HCl = CUCl + H

IO3{-} + H3O{+} + I({-}) = I2 + H2O =>
IO3{-} + 6 H3O{+} + 5 I({-}) = 3 I2 + 9 H2O

H2O + CO2 = C6H12O6 + O2 =>
6 H2O + 6 CO2 = C6H12O6 + 6 O2

SO2 + NaOH = NaHSO3 =>
SO2 + NaOH = NaHSO3

Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O

Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH

Zn + S = ZnS =>
Zn + S = ZnS

N2H4 + H2O2 = N2 + H2O =>
N2H4 + 2 H2O2 = N2 + 4 H2O

FeS2 + HCl + HNO3 = FeCl3 + H2SO4 + NO + H2O =>
FeS2 + 3 HCl + 5 HNO3 = FeCl3 + 2 H2SO4 + 5 NO + 2 H2O

H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl

Fe + Na2CrO4 + H2O = Fe2O3 + Cr2O3 + NaOH =>
2 Fe + 2 Na2CrO4 + 2 H2O = Fe2O3 + Cr2O3 + 4 NaOH

C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O

FeS2 + HCl + HNO3 = FeCl3 + H2SO4 + NO + H2O =>
FeS2 + 3 HCl + 5 HNO3 = FeCl3 + 2 H2SO4 + 5 NO + 2 H2O

Bi2O3 + KOH + KClO = KBiO3 + KCl + H2O =>
Bi2O3 + 2 KOH + 2 KClO = 2 KBiO3 + 2 KCl + H2O

C7H6O2 + O2 = CO2 + H2O =>
2 C7H6O2 + 15 O2 = 14 CO2 + 6 H2O

K2CrO4 + FeSO4 + H2SO4 = Fe2(SO4)3 + K2SO4 + Cr2(SO4)3 + H2O =>
2 K2CrO4 + 6 FeSO4 + 8 H2SO4 = 3 Fe2(SO4)3 + 2 K2SO4 + Cr2(SO4)3 + 8 H2O

FeS2 + HCl + HNO3 = FeCl3 + H2SO4 + NO + H2O =>
FeS2 + 3 HCl + 5 HNO3 = FeCl3 + 2 H2SO4 + 5 NO + 2 H2O

Zn + S8 = ZnS =>
8 Zn + S8 = 8 ZnS

C5H8 + O2 = CO2 + H2O =>
C5H8 + 7 O2 = 5 CO2 + 4 H2O

Zn + H3O{+} = Zn2{+} + H2 + H2O =>
4 Zn + 2 H3O{+} = 2 Zn2{+} + H2 + 2 H2O

C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O

CrO3 = Cr2O3 + O2 =>
4 CrO3 = 2 Cr2O3 + 3 O2

P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4

MgCl2 + NH4OH = NH4Cl2 + MgOH =>
MgCl2 + NH4OH = NH4Cl2 + MgOH

FeS2 + HCl + HNO3 = FeCl3 + H2SO4 + NO + H2O =>
FeS2 + 3 HCl + 5 HNO3 = FeCl3 + 2 H2SO4 + 5 NO + 2 H2O

As2S3 + HNO3 + H2O = H2SO4 + NO + H3AsO4 =>
3 As2S3 + 28 HNO3 + 4 H2O = 9 H2SO4 + 28 NO + 6 H3AsO4

FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2

K2Cr2O7 + Na2So3 + H2So4 = Cr2(So4)3 + K2So4 + Na2So4 + H2O =>
K2Cr2O7 + 12 Na2So3 + 7 H2So4 = Cr2(So4)3 + K2So4 + 12 Na2So4 + 7 H2O

FeS2 + HCl + HNO3 = FeCl3 + H2SO4 + NO + H2O =>
FeS2 + 3 HCl + 5 HNO3 = FeCl3 + 2 H2SO4 + 5 NO + 2 H2O

C + O2 = CO =>
2 C + O2 = 2 CO

NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O

CO + Fe2O3 = Fe + CO2 =>
3 CO + Fe2O3 = 2 Fe + 3 CO2

NO + O2 = NO2 =>
2 NO + O2 = 2 NO2

FeS2 + HCl + HNO3 = FeCl3 + H2SO4 + NO + H2O =>
FeS2 + 3 HCl + 5 HNO3 = FeCl3 + 2 H2SO4 + 5 NO + 2 H2O

Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3

1 2 3 4 5 6
Breng de vergelijking van een chemische reactie in evenwicht
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