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Chemische vergelijkingen in evenwicht op04/15/24

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Breng de vergelijking van een chemische reactie in evenwicht
H2Se + NaOH = H2O + Na2Se =>
H2Se + 2 NaOH = 2 H2O + Na2Se

CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl

ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2

Fe2(CO3)3 + H2O = Fe2O3 + H2CO3 =>
Fe2(CO3)3 + 3 H2O = Fe2O3 + 3 H2CO3

Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2

Pb(C2H3O2)2 + Na2CO3 = Na2(C2H3O2)2 + PbCO3 =>
Pb(C2H3O2)2 + Na2CO3 = Na2(C2H3O2)2 + PbCO3

KCl + Br2 = KBr + Cl =>
2 KCl + Br2 = 2 KBr + 2 Cl

C8H10 + KMnO4 = C8H6O4 + MnO2 + KOH =>
C8H10 + 4 KMnO4 = C8H6O4 + 4 MnO2 + 4 KOH

SO3 = S + SO4 =>
4 SO3 = S + 3 SO4

KH2PO4 + MnCl2 = KH2Cl2 + Mn(PO4) =>
KH2PO4 + MnCl2 = KH2Cl2 + Mn(PO4)

AlH3 + H2O = H2 + AlOH =>
AlH3 + H2O = 2 H2 + AlOH

Si2H6 + KMnO4 = SiO2 + H2O + KMnO3 =>
Si2H6 + 7 KMnO4 = 2 SiO2 + 3 H2O + 7 KMnO3

C6H12(l) + O(g) = CO2(g) + H2O(l) =>
C6H12(l) + 18 O(g) = 6 CO2(g) + 6 H2O(l)

Al + NaOH + H2O = Na(AlO3) + H2 =>
2 Al + 2 NaOH + 4 H2O = 2 Na(AlO3) + 5 H2

M + HNO3 = M(NO3)4 + N2O3 + H2O =>
M + 6 HNO3 = M(NO3)4 + N2O3 + 3 H2O

CaCO3(aq) + H3PO4(aq) = CaPO4 + H3CO3 =>
CaCO3(aq) + H3PO4(aq) = CaPO4 + H3CO3

C22H46 + H2O2 = CO2 + H2O =>
C22H46 + 67 H2O2 = 22 CO2 + 90 H2O

I2 + S + H2O = SO{-} + I{-} + H{+} =>
I2 + 2 S + 2 H2O = 2 SO{-} + 2 I{-} + 4 H{+}

NH4Ca + K2SO4 = K2Ca + SO4NH4 =>
NH4Ca + K2SO4 = K2Ca + SO4NH4

CH2CCH3CH3 + KMnO4 + H2SO4 = H2O + K2SO4 + MnSO4 + CH3COCH3 =>
15 CH2CCH3CH3 + 8 KMnO4 + 12 H2SO4 = 12 H2O + 4 K2SO4 + 8 MnSO4 + 20 CH3COCH3

ZnCO2 + Na2CO3 = ZnCO3 + Na2CO2 =>
ZnCO2 + Na2CO3 = ZnCO3 + Na2CO2

Mg + AuCl = MgCl2 + Au =>
Mg + 2 AuCl = MgCl2 + 2 Au

BaO + S = Ba + SO2 =>
2 BaO + S = 2 Ba + SO2

Na(Ag) = Na + (Ag) =>
Na(Ag) = Na + (Ag)

K2CO3(aq) + HF(aq) = KF(aq) + H2O + CO2(g) =>
K2CO3(aq) + 2 HF(aq) = 2 KF(aq) + H2O + CO2(g)

P2 + O2 = PO4 =>
P2 + 4 O2 = 2 PO4

Fe3O4 + H2S = FeS2 + H2O + H =>
Fe3O4 + 6 H2S = 3 FeS2 + 4 H2O + 4 H

Ca3(PO4)2(aq) + H2SO4(aq) = H3PO4(aq) + CaSO4(s) =>
Ca3(PO4)2(aq) + 3 H2SO4(aq) = 2 H3PO4(aq) + 3 CaSO4(s)

Cr{3+} + MnO4{-} + H2O = Cr2O7{2-} + H{+} + Mn{2+} =>
10 Cr{3+} + 6 MnO4{-} + 11 H2O = 5 Cr2O7{2-} + 22 H{+} + 6 Mn{2+}

(CH3)2CHCHO + KMnO4 + KOH = CH3COOK + K2MnO4 + H2O =>
(CH3)2CHCHO + 6 KMnO4 + 8 KOH = 2 CH3COOK + 6 K2MnO4 + 5 H2O

BaClO3 + C5SO4 = C5ClO3 + BaSO4 =>
BaClO3 + C5SO4 = C5ClO3 + BaSO4

Fe(NO3)3 + Mg(NO3)2 + C2H5NO2 = MgFe2O4 + N2 + H2O + CO2 =>
18 Fe(NO3)3 + 9 Mg(NO3)2 + 40 C2H5NO2 = 9 MgFe2O4 + 56 N2 + 100 H2O + 80 CO2

H2S2O3 = S + H2SO3 =>
H2S2O3 = S + H2SO3

S2O8 = SO2 + O2 =>
S2O8 = 2 SO2 + 2 O2

NaS + HCl = NaCl2 + H2S =>
NaS + 2 HCl = NaCl2 + H2S

Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO

NH4Cl + H2O = NH3H2O + HCl =>
NH4Cl + H2O = NH3H2O + HCl

OCl = O2 + Cl2 =>
2 OCl = O2 + Cl2

Zr + HCl + HNO3 = H2ZrCl6 + NO + H2O =>
3 Zr + 18 HCl + 4 HNO3 = 3 H2ZrCl6 + 4 NO + 8 H2O

LiCl + H2SO4 = H2Cl + LiSO4 =>
LiCl + H2SO4 = H2Cl + LiSO4

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

CH3COOOH + H2O = CH3COOH + H2O2 =>
CH3COOOH + H2O = CH3COOH + H2O2

Ag(CH3COO)(aq) + HCl(aq) = AgCl(s) + CH3COOH(aq) =>
Ag(CH3COO)(aq) + HCl(aq) = AgCl(s) + CH3COOH(aq)

V2O2(SO4)2 + KMnO4 + H2O = H3VO4 + MnSO4 + K2SO4 + H2SO4 =>
5 V2O2(SO4)2 + 2 KMnO4 + 22 H2O = 10 H3VO4 + 2 MnSO4 + K2SO4 + 7 H2SO4

AlBr + K(SO)4 = KBr + Al(SO)4 =>
AlBr + K(SO)4 = KBr + Al(SO)4

NaOH + Cr(OH)3 = NaCr(OH)4 =>
NaOH + Cr(OH)3 = NaCr(OH)4

NaOH + CH3COO + Mg = NaCH3COO + Mg(OH)2 =>
2 NaOH + 2 CH3COO + Mg = 2 NaCH3COO + Mg(OH)2

Li + HNO3 = LiNO3 + NH3 + H2O =>
8 Li + 9 HNO3 = 8 LiNO3 + NH3 + 3 H2O

Zn + O2 = Zn3O3 =>
6 Zn + 3 O2 = 2 Zn3O3

Ni + Al + S8 = Ni2Al2S4 =>
4 Ni + 4 Al + S8 = 2 Ni2Al2S4

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Breng de vergelijking van een chemische reactie in evenwicht
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