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Chemische vergelijkingen in evenwicht op01/30/25

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Breng de vergelijking van een chemische reactie in evenwicht
PhCO2H + CH3OH = PhCO2CH3 + H2O =>
PhCO2H + CH3OH = PhCO2CH3 + H2O

NaOCl + Na2S2O3 + NaOH = NaCl + Na2SO4 + H2O =>
4 NaOCl + Na2S2O3 + 2 NaOH = 4 NaCl + 2 Na2SO4 + H2O

S + O2 = SO3 =>
2 S + 3 O2 = 2 SO3

AlBr3 + Ag = AgBr + Al =>
AlBr3 + 3 Ag = 3 AgBr + Al

Sr{2+} + (NH4)2SO4 = SrSO4 + NH4{+} =>
Sr{2+} + (NH4)2SO4 = SrSO4 + 2 NH4{+}

Pb(NO3)2 + KSCN = Pb(SCN)2 + KNO3 =>
Pb(NO3)2 + 2 KSCN = Pb(SCN)2 + 2 KNO3

HNO3 = NO2 + H2O + O2 =>
4 HNO3 = 4 NO2 + 2 H2O + O2

Pb(NO3)2 + KSCN = Pb(SCN)2 + KNO3 =>
Pb(NO3)2 + 2 KSCN = Pb(SCN)2 + 2 KNO3

Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2

CuCl + KSCN = CuSCN + KCl =>
CuCl + KSCN = CuSCN + KCl

KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2

Na4[Fe(CN)6] + FeCl3 = Fe4[Fe(CN)6]3 + NaCl =>
3 Na4[Fe(CN)6] + 4 FeCl3 = Fe4[Fe(CN)6]3 + 12 NaCl

K4FeCN6 = K4 + Fe + CN6 =>
K4FeCN6 = K4 + Fe + CN6

Fe(OH)2 + H2O2 = Fe(OH)3 =>
2 Fe(OH)2 + H2O2 = 2 Fe(OH)3

P4 + H2O = PH3 + PO4{3-} + H{+} =>
2 P4 + 12 H2O = 5 PH3 + 3 PO4{3-} + 9 H{+}

MnO2 + H2O + Zn = Mn(OH)2 + Zn(OH)2 =>
MnO2 + 2 H2O + Zn = Mn(OH)2 + Zn(OH)2

(NH4)2[PbCl6](s) + O2 = PbO2 + H2 + NH3 + Cl2 =>
(NH4)2[PbCl6](s) + O2 = PbO2 + H2 + 2 NH3 + 3 Cl2

CaCl2 + Na2CO3 = CaCO3 + NaCl =>
CaCl2 + Na2CO3 = CaCO3 + 2 NaCl

Na + I2 = NaI =>
2 Na + I2 = 2 NaI

Cl2 + KI = I2 + KCl =>
Cl2 + 2 KI = I2 + 2 KCl

AgNO3 + Zn = Zn(NO3)2 + Ag =>
2 AgNO3 + Zn = Zn(NO3)2 + 2 Ag

Pb(NO3)2 + KSCN = PbSCN + K(NO3)2 =>
Pb(NO3)2 + KSCN = PbSCN + K(NO3)2

CH3CH2OH + Ca = CH3CH2OCa + H =>
CH3CH2OH + Ca = CH3CH2OCa + H

Al + H2SO4 = H2 + Al2(SO4)3 =>
2 Al + 3 H2SO4 = 3 H2 + Al2(SO4)3

Cr(OH)3 + H2O2 + KOH = H2O + K2Cr2O7 =>
2 Cr(OH)3 + 3 H2O2 + 2 KOH = 7 H2O + K2Cr2O7

I2O5 + NO = N2O4 + I2 =>
2 I2O5 + 10 NO = 5 N2O4 + 2 I2

SiCl4 + Si = Si2Cl2 =>
SiCl4 + 3 Si = 2 Si2Cl2

Li + HOH = H2 + LiOH =>
2 Li + 2 HOH = H2 + 2 LiOH

SiCl4 + Si = Si2Cl2 =>
SiCl4 + 3 Si = 2 Si2Cl2

K2Cr2O7 + H2SO4 + CH3CH2OH = Cr2(SO4)3 + K2SO2 + CH3COOH + H2O =>
2 K2Cr2O7 + 8 H2SO4 + 5 CH3CH2OH = 2 Cr2(SO4)3 + 2 K2SO2 + 5 CH3COOH + 13 H2O

C3H8 + Cl2 = C3H7Cl + HCl =>
C3H8 + Cl2 = C3H7Cl + HCl

UF + Ca = U + CaF2 =>
2 UF + Ca = 2 U + CaF2

HCl + Ca = CaCl2 + H2 =>
2 HCl + Ca = CaCl2 + H2

I2O5 + CO = I + CO2 =>
I2O5 + 5 CO = 2 I + 5 CO2

Ag(NH3)2Cl + HNO3 = Ag(NH3)2NO3 + HCl =>
Ag(NH3)2Cl + HNO3 = Ag(NH3)2NO3 + HCl

S2 = S3 =>
3 S2 = 2 S3

N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3

Cu + FeSO4 = CuSO4 + Fe =>
Cu + FeSO4 = CuSO4 + Fe

Cu + H2SO4 = CuSO4 + H2O + SO2 =>
Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2

Zn + FeCl3 = ZnCl2 + Fe =>
3 Zn + 2 FeCl3 = 3 ZnCl2 + 2 Fe

KCl + Fe(SCN)3 + NH4Cl = FeCl + KSCN + NH4Cl2 =>
3 KCl + Fe(SCN)3 + 2 NH4Cl = FeCl + 3 KSCN + 2 NH4Cl2

CaBr2 + Mn(SO4)2 = Ca(SO4)2 + MnBr2 =>
CaBr2 + Mn(SO4)2 = Ca(SO4)2 + MnBr2

Na + HOH = H2 + NaOH =>
2 Na + 2 HOH = H2 + 2 NaOH

Ba(OH)2 + NO2 = Ba(NO2)2 + Ba(NO3)2 + H2O =>
2 Ba(OH)2 + 4 NO2 = Ba(NO2)2 + Ba(NO3)2 + 2 H2O

Fe + Pb(NO3)2 = Pb + Fe(NO3)2 =>
Fe + Pb(NO3)2 = Pb + Fe(NO3)2

NaI + AgNO3 = AgI + NaNO3 =>
NaI + AgNO3 = AgI + NaNO3

CH3OH + H2O2 = CO2 + H2O =>
CH3OH + 3 H2O2 = CO2 + 5 H2O

HgO = Hg + O2 =>
2 HgO = 2 Hg + O2

MgCl2 + K2CrO4 = MgO + KCl + CrCl + Cl =>
4 MgCl2 + K2CrO4 = 4 MgO + 2 KCl + CrCl + 5 Cl

MgSO4 + NaOH = Mg(OH)2 + SO4Na2 =>
MgSO4 + 2 NaOH = Mg(OH)2 + SO4Na2

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Breng de vergelijking van een chemische reactie in evenwicht
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