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Chemische vergelijkingen in evenwicht op04/18/12

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Breng de vergelijking van een chemische reactie in evenwicht
HSO3{-} + I2 + H2O = SO4{2-} + I{-} + H{+} =>
HSO3{-} + I2 + H2O = SO4{2-} + 2 I{-} + 3 H{+}

PCl5 + H2O = HCl + H3PO4 =>
PCl5 + 4 H2O = 5 HCl + H3PO4

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

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

Al2(CO3)3 + Na2S = Al2S3 + Na2(CO3) =>
Al2(CO3)3 + 3 Na2S = Al2S3 + 3 Na2(CO3)

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

NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2

NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O

Sr + O2 = SrO =>
2 Sr + O2 = 2 SrO

Na2S(aq) + Ni2(SO4)2(aq) = Ni2S2(g) + Na2SO4(aq) =>
2 Na2S(aq) + Ni2(SO4)2(aq) = Ni2S2(g) + 2 Na2SO4(aq)

C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O

NaOH + AlPO4 = Al(OH)3 + Na3PO4 =>
3 NaOH + AlPO4 = Al(OH)3 + Na3PO4

AgNO3 + MgCl2 = AgCl + Mg(NO3)2 =>
2 AgNO3 + MgCl2 = 2 AgCl + Mg(NO3)2

FeBr3(aq) + NaOH(aq) = FeOH(aq) + NaBr3(s) =>
FeBr3(aq) + NaOH(aq) = FeOH(aq) + NaBr3(s)

(NH4)2SO4(aq) + BaCl2(l) = Ba2(SO4)2(aq) + NH4Cl(l) =>
2(NH4)2SO4(aq) + 2 BaCl2(l) = Ba2(SO4)2(aq) + 4 NH4Cl(l)

C3H8 + O2 = CO + H2O =>
2 C3H8 + 7 O2 = 6 CO + 8 H2O

Ag + H2SO4 = Ag2SO4 + H2 =>
2 Ag + H2SO4 = Ag2SO4 + H2

Na2S(aq) + ZnSO4(aq) = Zn2S2(g) + Na2SO4(aq) =>
2 Na2S(aq) + 2 ZnSO4(aq) = Zn2S2(g) + 2 Na2SO4(aq)

Al + S8 = Al2S3 =>
16 Al + 3 S8 = 8 Al2S3

C3H4 + O2 = CO2 + H2O =>
C3H4 + 4 O2 = 3 CO2 + 2 H2O

AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3

Pb(NO3)2(aq) + LiI(aq) = PbI2(s) + LiNO3(aq) =>
Pb(NO3)2(aq) + 2 LiI(aq) = PbI2(s) + 2 LiNO3(aq)

K2S2O5 + H2O = SO2 + KOH =>
K2S2O5 + H2O = 2 SO2 + 2 KOH

Rb + RbNO3 = Rb2O + N2 =>
10 Rb + 2 RbNO3 = 6 Rb2O + N2

K(OH) + HClO4 = K(ClO4) + H2O =>
K(OH) + HClO4 = K(ClO4) + H2O

Na2SO3 + HCl = Na2Cl + HSO3 =>
Na2SO3 + HCl = Na2Cl + HSO3

CH4 + O2 = C02 + H2O =>
2 CH4 + 2 O2 = C02 + 4 H2O

CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O

MnSO4 + (NH4)2CO3 = MnCO2 + (NH4)2SO4 + O =>
MnSO4 + (NH4)2CO3 = MnCO2 + (NH4)2SO4 + O

CH4 + O2 = CO + H2O =>
2 CH4 + 3 O2 = 2 CO + 4 H2O

MnSO4 + (NH4)2CO3 = MnCO3 + (NH4)2SO4 =>
MnSO4 + (NH4)2CO3 = MnCO3 + (NH4)2SO4

KCl(aq) + PbC2H3O2 = K2C2H3O2(aq) + PbCl2 =>
2 KCl(aq) + PbC2H3O2 = K2C2H3O2(aq) + PbCl2

C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O

C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O

SrO4*H2O = SrO4 + H2O =>
SrO4*H2O = SrO4 + H2O

KCl(aq) + PbC2H3O2(aq) = K2C2H3O2(aq) + PbCl2(s) =>
2 KCl(aq) + PbC2H3O2(aq) = K2C2H3O2(aq) + PbCl2(s)

KCl(aq) + PbC2H3O2(aq) = K2C2H3O2(aq) + PbCl2(aq) =>
2 KCl(aq) + PbC2H3O2(aq) = K2C2H3O2(aq) + PbCl2(aq)

Mg(s) + HCl(aq) = H2(g) + MgCl2(aq) =>
Mg(s) + 2 HCl(aq) = H2(g) + MgCl2(aq)

KCl(aq) + PbC2H3O2(aq) = K2C2H3O2(aq) + PbCl2(s) =>
2 KCl(aq) + PbC2H3O2(aq) = K2C2H3O2(aq) + PbCl2(s)

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

KCl + PbC2H3O2 = K2C2H3O2 + PbCl2 =>
2 KCl + PbC2H3O2 = K2C2H3O2 + PbCl2

Sn + KOH + H2O = K2Sn(OH)6 + H2 =>
Sn + 2 KOH + 4 H2O = K2Sn(OH)6 + 2 H2

H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O

Na2SO4(aq) + K2S(aq) = Na2S(aq) + K2SO4 =>
Na2SO4(aq) + K2S(aq) = Na2S(aq) + K2SO4

Na2SO4(aq) + K2S(aq) = Na2S(aq) + K2SO4(aq) =>
Na2SO4(aq) + K2S(aq) = Na2S(aq) + K2SO4(aq)

H3PO4 + KOH = K3PO4 + H2O =>
H3PO4 + 3 KOH = K3PO4 + 3 H2O

Fe{+3} + Cl{-} = FeCl{+2} =>
Fe{+3} + Cl{-} = FeCl{+2}

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

HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O

PbO2 = PbO + O2 =>
2 PbO2 = 2 PbO + O2

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