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Chemische vergelijkingen in evenwicht op04/03/12

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Breng de vergelijking van een chemische reactie in evenwicht
Bi + O2 = Bi2O3 =>
4 Bi + 3 O2 = 2 Bi2O3

H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2

FeCl3 + KOH = Fe(OH)3 + KCl =>
FeCl3 + 3 KOH = Fe(OH)3 + 3 KCl

Li2O + H2O = LiOH =>
Li2O + H2O = 2 LiOH

Ba(BrO3)2 + Na3PO4 = Ba3(PO4)2 + NaBrO3 =>
3 Ba(BrO3)2 + 2 Na3PO4 = Ba3(PO4)2 + 6 NaBrO3

Ba(NO3)2 + Na2SO4 = BaSO4 + NaNO3 =>
Ba(NO3)2 + Na2SO4 = BaSO4 + 2 NaNO3

CuO + HCl = H2O + CuCl2 =>
CuO + 2 HCl = H2O + CuCl2

C2H5SH + O2 = CO2 + H2O + SO2 =>
2 C2H5SH + 9 O2 = 4 CO2 + 6 H2O + 2 SO2

Mg + Cl2 = MgCl2 =>
Mg + Cl2 = MgCl2

Ba(OH)2 + Al2(SO4)3 = BaSO4 + Al(OH)3 =>
3 Ba(OH)2 + Al2(SO4)3 = 3 BaSO4 + 2 Al(OH)3

AlCl3 + AgNO3 = AgCl + Al(NO3)3 =>
AlCl3 + 3 AgNO3 = 3 AgCl + Al(NO3)3

I{-} + NO2{-} + H{+} = I2 + NO + H2O =>
2 I{-} + 2 NO2{-} + 4 H{+} = I2 + 2 NO + 2 H2O

Na2O2 + H2O + CO2 = NaHCO3 + O2 =>
2 Na2O2 + 2 H2O + 4 CO2 = 4 NaHCO3 + O2

Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3

H2SO4 + Mg(OH)2 = MgSO4 + H2O =>
H2SO4 + Mg(OH)2 = MgSO4 + 2 H2O

H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O

Al + S = Al2S3 =>
2 Al + 3 S = Al2S3

AgNO3 + AlI3 = AgI + Al(NO3)3 =>
3 AgNO3 + AlI3 = 3 AgI + Al(NO3)3

KNO2 + C = K2CO3 + CO + N2 =>
2 KNO2 + 2 C = K2CO3 + CO + N2

NaHCO3 = NaOH + CO2 =>
NaHCO3 = NaOH + CO2

AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3

Ba(NO3)2 + NaOH = BaOH + Na(NO3)2 =>
Ba(NO3)2 + NaOH = BaOH + Na(NO3)2

AsI3 = As + I2 =>
2 AsI3 = 2 As + 3 I2

KBr + H3PO4 = K3PO4 + HBr =>
3 KBr + H3PO4 = K3PO4 + 3 HBr

H2 + I = HI =>
H2 + 2 I = 2 HI

Zn(NO3)2 + NaOH = ZnOH + Na(NO3)2 =>
Zn(NO3)2 + NaOH = ZnOH + Na(NO3)2

NO3{-} + Sn{2+} + H{+} = Sn{4+} + NO + H2O =>
2 NO3{-} + 3 Sn{2+} + 8 H{+} = 3 Sn{4+} + 2 NO + 4 H2O

Ca(NO3)2 + Na3PO4 = CaPO4 + Na3(NO3)2 =>
Ca(NO3)2 + Na3PO4 = CaPO4 + Na3(NO3)2

NaOH + HCl = NaCl + H2O =>
NaOH + HCl = NaCl + H2O

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

Fe + HCl = H2 + FeCl =>
2 Fe + 2 HCl = H2 + 2 FeCl

Fe(NO3)2 + HNO3 = Fe(NO3)3 + NO + H2O =>
3 Fe(NO3)2 + 4 HNO3 = 3 Fe(NO3)3 + NO + 2 H2O

Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3

J2 + H2S + H2O = H2SO4 + HJ =>
4 J2 + H2S + 4 H2O = H2SO4 + 8 HJ

NaCrO2 + NaOH + H2O2 = Na2CrO4 + H2O =>
2 NaCrO2 + 2 NaOH + 3 H2O2 = 2 Na2CrO4 + 4 H2O

CH3COOH + NaHCO3 = H2O + CO2 + NaCH3CO2 =>
CH3COOH + NaHCO3 = H2O + CO2 + NaCH3CO2

C7H6O3 + CH3OH = C8H8O3 + H2O =>
C7H6O3 + CH3OH = C8H8O3 + H2O

H3CH2CH2CH2CH2CH2CH2CH2OH + CH3COOH = C10H20O2 + H2O =>
2 H3CH2CH2CH2CH2CH2CH2CH2OH + 3 CH3COOH = 2 C10H20O2 + 4 H2O

N2Cl4 + CH4 = N2 + H2 + CCl4 =>
N2Cl4 + CH4 = N2 + 2 H2 + CCl4

CH3CH2CH2CH2CH2CH2CH2CH2OH + CH3COOH = C10H20O2 + H2O =>
CH3CH2CH2CH2CH2CH2CH2CH2OH + CH3COOH = C10H20O2 + H2O

ZnCl2 + Mg = Zn + MgCl2 =>
ZnCl2 + Mg = Zn + MgCl2

Cl2 + H2O = ClO3 + H =>
Cl2 + 6 H2O = 2 ClO3 + 12 H

CoCl2 + H2O + AgNO3 = AgCl + Co(H2O)6 + NO3 =>
CoCl2 + 6 H2O + 2 AgNO3 = 2 AgCl + Co(H2O)6 + 2 NO3

Zn + Na2S2O3 + HCl = ZnCl2 + NaCl + H2S + H2O =>
4 Zn + Na2S2O3 + 10 HCl = 4 ZnCl2 + 2 NaCl + 2 H2S + 3 H2O

C2H6O + NO3 + H3O = CH4O + NO2 =>
3 C2H6O + NO3 + 2 H3O = 6 CH4O + NO2

CO2 + Ca(OH)2 = CaCO3 + H2O =>
CO2 + Ca(OH)2 = CaCO3 + H2O

H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O

NO3 + H = NO2 + H2O =>
NO3 + 2 H = NO2 + H2O

Zr + O2 = ZrO =>
2 Zr + O2 = 2 ZrO

Zr + O2 = ZrO2 =>
Zr + O2 = ZrO2

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Breng de vergelijking van een chemische reactie in evenwicht
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