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Chemische vergelijkingen in evenwicht op12/20/24

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Breng de vergelijking van een chemische reactie in evenwicht
Cr + H2CO3 = Cr2(CO3)3 + (H2)2 =>
4 Cr + 6 H2CO3 = 2 Cr2(CO3)3 + 3(H2)2

Au2(SO4)3 = SO4 + Au3 =>
3 Au2(SO4)3 = 9 SO4 + 2 Au3

Re2(SO4)7 + W(PO4)2 = W(SO4)3 + Re3(PO4)7 =>
3 Re2(SO4)7 + 7 W(PO4)2 = 7 W(SO4)3 + 2 Re3(PO4)7

SO2 + Fe(OH)2 = Fe(OH)2SO2 =>
SO2 + Fe(OH)2 = Fe(OH)2SO2

Fe2O3 + CO2 = Fe2(CO3)3 =>
Fe2O3 + 3 CO2 = Fe2(CO3)3

C4H10 + CO2 = CO + H2O =>
C4H10 + 9 CO2 = 13 CO + 5 H2O

HBF4 + C6H5N2Cl = C6H5F + N2 + HCl + BF3 =>
HBF4 + C6H5N2Cl = C6H5F + N2 + HCl + BF3

Rb + HC2H3O2 = RbC2H3O2 + H2 =>
2 Rb + 2 HC2H3O2 = 2 RbC2H3O2 + H2

KNO3 + C6H12O6 + Fe2O3 = CO2 + H2O + K2FeO4 + N2 =>
48 KNO3 + 7 C6H12O6 + 12 Fe2O3 = 42 CO2 + 42 H2O + 24 K2FeO4 + 24 N2

FeCl2 + HNO2 + H2SO4 = N2 + Fe2(SO4)3 + HCl + H2O =>
6 FeCl2 + 2 HNO2 + 9 H2SO4 = N2 + 3 Fe2(SO4)3 + 12 HCl + 4 H2O

C6H12 + O2 = CO2 + H2O =>
C6H12 + 9 O2 = 6 CO2 + 6 H2O

Ce(NO3)3 + H2O + NH3 = Ce(OH)3 + NH4NO3 =>
Ce(NO3)3 + 3 H2O + 3 NH3 = Ce(OH)3 + 3 NH4NO3

Ag + CuSO4 = Ag2SO4 + Cu =>
2 Ag + CuSO4 = Ag2SO4 + Cu

HBr(aq) + BaCO3(s) = BaBr2(aq) + H2O(l) + CO2(g) =>
2 HBr(aq) + BaCO3(s) = BaBr2(aq) + H2O(l) + CO2(g)

KI(ac) + Cl2(ac) + CCl4 = KCl + I2(CCl4) =>
2 KI(ac) + Cl2(ac) + CCl4 = 2 KCl + I2(CCl4)

Na6 + Cl5 = Na23Cl =>
115 Na6 + 6 Cl5 = 30 Na23Cl

H2SO4 + Cr(OH)3 = Cr2(SO4)3 + H2O =>
3 H2SO4 + 2 Cr(OH)3 = Cr2(SO4)3 + 6 H2O

MgI2 + K2CrO4 + H2SO4 = I2 + MgSO4 + K2SO4 + H2O + Cr2(SO4)3 =>
3 MgI2 + 2 K2CrO4 + 8 H2SO4 = 3 I2 + 3 MgSO4 + 2 K2SO4 + 8 H2O + Cr2(SO4)3

LiOH + HCl = LiCl + H(OH) =>
LiOH + HCl = LiCl + H(OH)

Ba(OH)2 + S = S(OH)2 + Ba =>
Ba(OH)2 + S = S(OH)2 + Ba

NaHSO4 + CaOCl2 = Na2SO4 + CaSO4 + H2O + Cl2 =>
2 NaHSO4 + CaOCl2 = Na2SO4 + CaSO4 + H2O + Cl2

[Co(NH3)6]Cl3 + AgNO3 = AgCl + Co(NH3)6(NO3)3 =>
[Co(NH3)6]Cl3 + 3 AgNO3 = 3 AgCl + Co(NH3)6(NO3)3

NaCl + HNO3 = Cl2 + NOCl + H2O + NaNO3 =>
3 NaCl + 4 HNO3 = Cl2 + NOCl + 2 H2O + 3 NaNO3

NaCo + HCl = NaCl + Co + H =>
NaCo + HCl = NaCl + Co + H

Ba3(PO4)2 + H2SO4 = BaSO4 + Ba(H2PO4)2 =>
Ba3(PO4)2 + 2 H2SO4 = 2 BaSO4 + Ba(H2PO4)2

HNO3 + KNO2 = NO + KNO3 + H2O =>
2 HNO3 + 3 KNO2 = 2 NO + 3 KNO3 + H2O

BaS + ZnSO4 = BaSO3 + ZnS =>
4 BaS + 3 ZnSO4 = 4 BaSO3 + 3 ZnS

(NH4)2CO3 + MgNH4PO4 = H3PO4 + NH3 + MgCO3 =>
(NH4)2CO3 + MgNH4PO4 = H3PO4 + 3 NH3 + MgCO3

I2 + CaF2 = F + CaI2 =>
I2 + CaF2 = 2 F + CaI2

Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O

Al2O3*2H2O + NaOH = NaAlO2 + H2O =>
Al2O3*2H2O + 2 NaOH = 2 NaAlO2 + 3 H2O

Zn + K3Fe(CN)6 = Zn3(Fe(CN)6)2 + K =>
3 Zn + 2 K3Fe(CN)6 = Zn3(Fe(CN)6)2 + 6 K

KOH + Cu = K + Cu(OH)2 =>
2 KOH + Cu = 2 K + Cu(OH)2

Ba(OH)2 + Cl2O3 = Ba(ClO2)2 + H2O =>
Ba(OH)2 + Cl2O3 = Ba(ClO2)2 + H2O

Pt + O = PtO =>
Pt + O = PtO

BaSO4 + KCI = KSO4 + BaCI =>
BaSO4 + KCI = KSO4 + BaCI

BaCl2(H2O)(s) = BaCl2(s)H2O(l) =>
BaCl2(H2O)(s) = BaCl2(s)H2O(l)

C6H5CH2NHCH2Cl + C5H6 = C6H5CH2NHC6H8Cl =>
C6H5CH2NHCH2Cl + C5H6 = C6H5CH2NHC6H8Cl

CH3CH2CH2COOH + K2CO3 = CH3CH2CH2COOK + H2O + CO2 =>
2 CH3CH2CH2COOH + K2CO3 = 2 CH3CH2CH2COOK + H2O + CO2

Na2O + SO2 = NaO3 + SO =>
Na2O + 5 SO2 = 2 NaO3 + 5 SO

MgO + Cr2O3 = MgCr2O4 =>
MgO + Cr2O3 = MgCr2O4

H2S + NaSO4 = Na2S + HSO4 =>
H2S + 2 NaSO4 = Na2S + 2 HSO4

KNO2 + NH4Cl + H2O = NH4NO3 + KCl + H2 =>
KNO2 + NH4Cl + H2O = NH4NO3 + KCl + H2

Mg + Mn2O3 = MgO + Mn =>
3 Mg + Mn2O3 = 3 MgO + 2 Mn

Pb(ClO3)2 + Na2S = Pb2S2 + Na(ClO3) =>
2 Pb(ClO3)2 + 2 Na2S = Pb2S2 + 4 Na(ClO3)

FeCl3 + KS = FeS3 + KCl =>
FeCl3 + 3 KS = FeS3 + 3 KCl

NiBr2 + NaCO3 = NaBr2 + NiCO3 =>
NiBr2 + NaCO3 = NaBr2 + NiCO3

NaS2O8 + C6H6 + H2O = CO2 + HSO4 + NaOH =>
30 NaS2O8 + C6H6 + 42 H2O = 6 CO2 + 60 HSO4 + 30 NaOH

Cl2 + OH{-} = ClO{-} + Cl{-} + H2O =>
Cl2 + 2 OH{-} = ClO{-} + Cl{-} + H2O

H3PO4 + Zn(NO3)2 = Zn3(PO4)2 + HNO3 =>
2 H3PO4 + 3 Zn(NO3)2 = Zn3(PO4)2 + 6 HNO3

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Breng de vergelijking van een chemische reactie in evenwicht
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