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Chemische vergelijkingen in evenwicht op01/10/25

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Breng de vergelijking van een chemische reactie in evenwicht
Na2[Co(edta)] + H2O2 + HCl = Na[Co(edta)] + NaCl + H2O =>
2 Na2[Co(edta)] + H2O2 + 2 HCl = 2 Na[Co(edta)] + 2 NaCl + 2 H2O

C2H2OH + O2 = C02 + H2O =>
4 C2H2OH + O2 = 4 C02 + 6 H2O

Cl2(g) + KBr(aq) = Br2(l) + KCl(aq) =>
Cl2(g) + 2 KBr(aq) = Br2(l) + 2 KCl(aq)

C2H5OH + NH3 = C2H5NH2 + H2O =>
C2H5OH + NH3 = C2H5NH2 + H2O

Zn(NO3)2 + H4P2O5 = Zn4(P2O5)2 + HNO3 =>
4 Zn(NO3)2 + 2 H4P2O5 = Zn4(P2O5)2 + 8 HNO3

HNO3 + Sn = Sn(NO3)2 + H =>
2 HNO3 + Sn = Sn(NO3)2 + 2 H

CaF2(aq) + Na3PO4(aq) = NaF(aq) + Ca3(PO4)2(s) =>
3 CaF2(aq) + 2 Na3PO4(aq) = 6 NaF(aq) + Ca3(PO4)2(s)

Na2CO3(aq) + Cu(NO3)3(aq) = NaNO3(aq) + Cu2(CO3)3(s) =>
3 Na2CO3(aq) + 2 Cu(NO3)3(aq) = 6 NaNO3(aq) + Cu2(CO3)3(s)

NH3 + O2 = NO2 + H2O =>
4 NH3 + 7 O2 = 4 NO2 + 6 H2O

C3H6 + HBr = C3H5Br + H2 =>
C3H6 + HBr = C3H5Br + H2

FeS + Fe2O3 = FeO + S =>
FeS + Fe2O3 = 3 FeO + S

Na + SCN = NaSCN =>
Na + SCN = NaSCN

Co + N = Co3N2 =>
3 Co + 2 N = Co3N2

H2SO4 + Al(HCO3)3 = Al2(SO4)3 + CO2 + H2O =>
3 H2SO4 + 2 Al(HCO3)3 = Al2(SO4)3 + 6 CO2 + 6 H2O

NiSO4 + NH3 + H2O = Ni(NH3)6(OH)2 + (NH4)2SO4 =>
NiSO4 + 8 NH3 + 2 H2O = Ni(NH3)6(OH)2 + (NH4)2SO4

C6H12 + O2 = O2H2 + C6 =>
C6H12 + 6 O2 = 6 O2H2 + C6

Fe3O4 + H2SO4(k) = Fe2(SO4)3 + SO2 + H2O =>
2 Fe3O4 + 10 H2SO4(k) = 3 Fe2(SO4)3 + SO2 + 10 H2O

Fe3O4 + H2SO4 = Fe2(SO4)3 + S + H2O =>
6 Fe3O4 + 28 H2SO4 = 9 Fe2(SO4)3 + S + 28 H2O

Hg + O = Hg2O =>
2 Hg + O = Hg2O

C2H6O + KIO3 = C2H6O3 + KI =>
3 C2H6O + 2 KIO3 = 3 C2H6O3 + 2 KI

Pb + SnCl4 = SnPb + Cl4 =>
Pb + SnCl4 = SnPb + Cl4

Na2CO3 + CdCl2 = Na2Cl2 + CdCO3 =>
Na2CO3 + CdCl2 = Na2Cl2 + CdCO3

MnSO4(H2O) + Na2CO3 = MnCO3 + H2O + Na2SO4 =>
MnSO4(H2O) + Na2CO3 = MnCO3 + H2O + Na2SO4

KMnO4 + K2S + H2SO4 = K2SO3 + MnSO4 + H2O =>
2 KMnO4 + 2 K2S + 3 H2SO4 = 3 K2SO3 + 2 MnSO4 + 3 H2O

Fe2O3 = Fe + O2 =>
2 Fe2O3 = 4 Fe + 3 O2

Mg(ClO)2 = MgCl2 + O2 =>
Mg(ClO)2 = MgCl2 + O2

C6H4(OH)COOH + (CH3CO)2O = C6H4(OCOCH3)CO2H =>
11 C6H4(OH)COOH + (CH3CO)2O = 9 C6H4(OCOCH3)CO2H

Sn + CuO = SnO2 + Cu =>
Sn + 2 CuO = SnO2 + 2 Cu

H3PO4 + FeO(OH) = H2O + FePO4 =>
H3PO4 + FeO(OH) = 2 H2O + FePO4

Sb + Cl2 = Sb2Cl3 =>
4 Sb + 3 Cl2 = 2 Sb2Cl3

Cr(OH)3(s) + HNO3(l) = Cr(NO3)3(aq) + H2O(l) =>
Cr(OH)3(s) + 3 HNO3(l) = Cr(NO3)3(aq) + 3 H2O(l)

NaOH + K2S = Na2S + KOH =>
2 NaOH + K2S = Na2S + 2 KOH

MgCO3 + LiI = Li2CO3 + MgI2 =>
MgCO3 + 2 LiI = Li2CO3 + MgI2

K2SO4 + C6H12O6 + NaOH + H2O2 = C6H11KO7 + Na2SO4 + H2O =>
K2SO4 + 2 C6H12O6 + 2 NaOH + 2 H2O2 = 2 C6H11KO7 + Na2SO4 + 4 H2O

MnO4 + C2H4O = CH3COOH + MnO2 =>
MnO4 + 2 C2H4O = 2 CH3COOH + MnO2

Mn{2+} + S2O8{2-} + H2O = HMnO3 + SO4{2-} + H{+} =>
2 Mn{2+} + 3 S2O8{2-} + 6 H2O = 2 HMnO3 + 6 SO4{2-} + 10 H{+}

NaOH + Cl2 = NaCl + NaClO + H2O =>
2 NaOH + Cl2 = NaCl + NaClO + H2O

NH3(ac) + HCl(ac) = NH4Cl(ac) =>
NH3(ac) + HCl(ac) = NH4Cl(ac)

Zn + Cu(SO4){-2} = Zn(SO4){-2} + Cu =>
Zn + Cu(SO4){-2} = Zn(SO4){-2} + Cu

C3H6O3 + OH = H2O + C3H3O3 =>
C3H6O3 + 3 OH = 3 H2O + C3H3O3

C12H22O16 + O2 = CO2 + H2O =>
2 C12H22O16 + 19 O2 = 24 CO2 + 22 H2O

B2O3 + C + Cl = CO + BCl =>
B2O3 + 3 C + 2 Cl = 3 CO + 2 BCl

H2O + CO39 = O2 + C6H12O3 =>
12 H2O + 12 CO39 = 237 O2 + 2 C6H12O3

FeCl2 + Na2CO3 = FeCO3 + NaCl =>
FeCl2 + Na2CO3 = FeCO3 + 2 NaCl

H2SO3 + SiO2 = H2O2 + SiSO3 =>
H2SO3 + SiO2 = H2O2 + SiSO3

Ca(NO3)2(aq) + (NH4)2CO3(aq) = CaCO3 + NH4(NO3) =>
Ca(NO3)2(aq) + (NH4)2CO3(aq) = CaCO3 + 2 NH4(NO3)

K2MnO4 + HNO3 = KMnO4 + MnO2 + KNO3 + H2O =>
3 K2MnO4 + 4 HNO3 = 2 KMnO4 + MnO2 + 4 KNO3 + 2 H2O

K + H2S = K2H2S =>
2 K + H2S = K2H2S

H2SO3 + Fr2O = Fr2SO3 + H2O =>
H2SO3 + Fr2O = Fr2SO3 + H2O

F2O + H2O = F2H2O2 =>
F2O + H2O = F2H2O2

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Breng de vergelijking van een chemische reactie in evenwicht
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