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Chemische vergelijkingen in evenwicht op12/25/24

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Breng de vergelijking van een chemische reactie in evenwicht
PbO2 + HMnO3 + HNO3 = HMnO4 + Pb(NO3)2 + H2O =>
PbO2 + HMnO3 + 2 HNO3 = HMnO4 + Pb(NO3)2 + H2O

KHF3 = KF + H2 + F2 =>
2 KHF3 = 2 KF + H2 + 2 F2

NaOH + H2ZnO2 = Na2ZnO2 + H2O =>
2 NaOH + H2ZnO2 = Na2ZnO2 + 2 H2O

C + H2S = CS2 + C2H4 =>
3 C + 2 H2S = CS2 + C2H4

Mg + C6H8O7 = Mg2C6H4O7 + H2 =>
2 Mg + C6H8O7 = Mg2C6H4O7 + 2 H2

H2SO4 + NaCl = Na2SO4 + HCl =>
H2SO4 + 2 NaCl = Na2SO4 + 2 HCl

Na2SO3 + O3 = Na2SO4 =>
3 Na2SO3 + O3 = 3 Na2SO4

Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O

Al + HBrO4 = Al(BrO4)3 + H2 =>
2 Al + 6 HBrO4 = 2 Al(BrO4)3 + 3 H2

Ca + Cr(C2H3O2)3 = Ca(C2H3O2) + Cr =>
3 Ca + Cr(C2H3O2)3 = 3 Ca(C2H3O2) + Cr

Zn(NO3)2 + NH4Br = ZnBr2 + (NH4)(NO3) =>
Zn(NO3)2 + 2 NH4Br = ZnBr2 + 2(NH4)(NO3)

Br2 + Al2O3 = AlBr3 + O2 =>
6 Br2 + 2 Al2O3 = 4 AlBr3 + 3 O2

Ti + B4C = TiB + TiC =>
5 Ti + B4C = 4 TiB + TiC

SnS + HNO3 = NO + S + Sn(NO3)2 + H2O =>
3 SnS + 8 HNO3 = 2 NO + 3 S + 3 Sn(NO3)2 + 4 H2O

Fe2O3 + H2O = Fe(OH)3 =>
Fe2O3 + 3 H2O = 2 Fe(OH)3

NaHCO3 + H2C2O4*2H2O = Na2C2O4 + H2O + CO2 =>
2 NaHCO3 + H2C2O4*2H2O = Na2C2O4 + 4 H2O + 2 CO2

SiCl4(s) + SbF3(s) = SiF4(s) + SbCl3(s) =>
3 SiCl4(s) + 4 SbF3(s) = 3 SiF4(s) + 4 SbCl3(s)

K2S = K + S2 =>
2 K2S = 4 K + S2

Br2O5 + H2O = Br(OH)5 =>
Br2O5 + 5 H2O = 2 Br(OH)5

AgNO3 + KCl(aq) = AgCl(s) + KNO3(aq) =>
AgNO3 + KCl(aq) = AgCl(s) + KNO3(aq)

NaCl + H2SO4 + C + CaCO3 = HCl + CO2 + Na2CO3 + CaS =>
2 NaCl + H2SO4 + 2 C + CaCO3 = 2 HCl + 2 CO2 + Na2CO3 + CaS

HNO3 + Al2(CO3)3 = Al(NO3)3 + CO2 + H2O =>
6 HNO3 + Al2(CO3)3 = 2 Al(NO3)3 + 3 CO2 + 3 H2O

Ca + AuBr2 = Au + CaBr2 =>
Ca + AuBr2 = Au + CaBr2

KBr + MnO2 + HCl = Br2 + MnCl2 + KCl + H2O =>
2 KBr + MnO2 + 4 HCl = Br2 + MnCl2 + 2 KCl + 2 H2O

NiS = Ni + S8 =>
8 NiS = 8 Ni + S8

Ag(NO3) + H2 = H2(NO3) + Ag =>
Ag(NO3) + H2 = H2(NO3) + Ag

ClO3 + AsO2 = AsO4 + Cl =>
2 ClO3 + 3 AsO2 = 3 AsO4 + 2 Cl

CrCl3 + O2 + NaOH = Na2CrO4 + NaCl + H2O =>
4 CrCl3 + 3 O2 + 20 NaOH = 4 Na2CrO4 + 12 NaCl + 10 H2O

KMnO4 + HCI = KCI + MnCI + CI + H2O =>
KMnO4 + 8 HCI = KCI + MnCI + 6 CI + 4 H2O

Me + HCl = MeCl + H2 =>
2 Me + 2 HCl = 2 MeCl + H2

Na2[Pb(OH)4] = Pb(OH)2 + NaOH =>
Na2[Pb(OH)4] = Pb(OH)2 + 2 NaOH

CaBr2(aq) + AgNO3(aq) = AgBr(s) + Ca(NO3)2 =>
CaBr2(aq) + 2 AgNO3(aq) = 2 AgBr(s) + Ca(NO3)2

CaCl2*2H2O = CaCl2 + H2O =>
CaCl2*2H2O = CaCl2 + 2 H2O

FeCl3 + NaOH = Fe(OH)3 + NaCl(l) =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl(l)

RbOH(aq) + HI(aq) = RbI + HOH =>
RbOH(aq) + HI(aq) = RbI + HOH

C5H102 + O2 = CO2 + H2O =>
2 C5H102 + 61 O2 = 10 CO2 + 102 H2O

FeCl3*6H2O + Ca(OH)2 = Fe(OH)3 + CaCl2 + H2O =>
2 FeCl3*6H2O + 3 Ca(OH)2 = 2 Fe(OH)3 + 3 CaCl2 + 12 H2O

Be + O2 = BeO2 =>
Be + O2 = BeO2

SiCl4(s) + SbF3(s) = SiF4(s) + SbCl3(s) =>
3 SiCl4(s) + 4 SbF3(s) = 3 SiF4(s) + 4 SbCl3(s)

C6H122O6 + O2 = CO2 + H2O =>
2 C6H122O6 + 67 O2 = 12 CO2 + 122 H2O

Al3 + H2SO4 = Al2(SO4)3 + H =>
2 Al3 + 9 H2SO4 = 3 Al2(SO4)3 + 18 H

AgNO3(aq) + NaOH(aq) = Ag2O(aq) + NaNO3(aq) + H2O(aq) =>
2 AgNO3(aq) + 2 NaOH(aq) = Ag2O(aq) + 2 NaNO3(aq) + H2O(aq)

SnO + H2O = Sn(OH)2 =>
SnO + H2O = Sn(OH)2

N2(s) + O2(g) = NO2(s) =>
N2(s) + 2 O2(g) = 2 NO2(s)

NH4Cl + Cl2 = HCl + NCl =>
NH4Cl + 2 Cl2 = 4 HCl + NCl

Zn + H3(AsO4) = Zn3(AsO4)2 + H2 =>
3 Zn + 2 H3(AsO4) = Zn3(AsO4)2 + 3 H2

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

AlBr3 + AgCH3COO = Al(CH3COO)3 + AgBr =>
AlBr3 + 3 AgCH3COO = Al(CH3COO)3 + 3 AgBr

Cr + Si = Cr4Si3 =>
4 Cr + 3 Si = Cr4Si3

HAsO3 + H2S = As2S3 + S + H2O =>
2 HAsO3 + 5 H2S = As2S3 + 2 S + 6 H2O

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Breng de vergelijking van een chemische reactie in evenwicht
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