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K2O + H2S = K2S + H2O
AgNO3 + KBr = AgBr + KNO3 =>
AgNO3 + KBr = AgBr + KNO3
AgF + NaCl = AgCl + NaF =>
AgF + NaCl = AgCl + NaF
C2H4 + O2 = C + H2O =>
C2H4 + O2 = 2 C + 2 H2O
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
K2Cr2O7 + HCl + H2S = KCl + CrCl3 + S + H2O =>
K2Cr2O7 + 8 HCl + 3 H2S = 2 KCl + 2 CrCl3 + 3 S + 7 H2O
(NH4)2SO4 + BaCl2 = NH4Cl + BaSO4 =>
(NH4)2SO4 + BaCl2 = 2 NH4Cl + BaSO4
BeCl + KS = BeS + KCl =>
BeCl + KS = BeS + KCl
C5H10Br2 + NaOH = C5H12O2 + NaBr =>
C5H10Br2 + 2 NaOH = C5H12O2 + 2 NaBr
MgBr2 + (NH4)2SO4 = MgSO4 + (NH4)2Br2 =>
MgBr2 + (NH4)2SO4 = MgSO4 + (NH4)2Br2
Sb2O3 + Na3PO4 = Na2O + SbPO4 =>
Sb2O3 + 2 Na3PO4 = 3 Na2O + 2 SbPO4
HCl + CaOH = HCa + ClOH =>
HCl + CaOH = HCa + ClOH
BaO + H2O = Ba(OH)2 =>
BaO + H2O = Ba(OH)2
FeCl2 + (Na2CO3)3 = FeCO3 + NaCl =>
3 FeCl2 + (Na2CO3)3 = 3 FeCO3 + 6 NaCl
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
NI3 = N2 + I2 =>
2 NI3 = N2 + 3 I2
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
(NH4)2SO4 + HCl = (NH4)Cl + H2SO4 =>
(NH4)2SO4 + 2 HCl = 2(NH4)Cl + H2SO4
K2CO3 + Ba = K + BaCO3 =>
K2CO3 + Ba = 2 K + BaCO3
CH3OH + NaOH = CH3NaO + H2O =>
CH3OH + NaOH = CH3NaO + H2O
(NH4)2SO4 + HCl = NH4Cl + NH4HSO4 =>
(NH4)2SO4 + HCl = NH4Cl + NH4HSO4
H2SO4(aq) + LiOH(aq) = H2O + Li2SO4(aq) =>
H2SO4(aq) + 2 LiOH(aq) = 2 H2O + Li2SO4(aq)
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
NaI + PbS = PbI + NaS =>
NaI + PbS = PbI + NaS
Ca + ZnCo3 = CaCo3 + Zn =>
Ca + ZnCo3 = CaCo3 + Zn
SrBr2 + (NH4)2(CO3) = Sr(CO3) + (NH4)Br =>
SrBr2 + (NH4)2(CO3) = Sr(CO3) + 2(NH4)Br
Fe + H2SO4 = Fe2SO43 + SO2 + H2O =>
2 Fe + 41 H2SO4 = Fe2SO43 + 40 SO2 + 41 H2O
Zn + V2O5 = ZnO + V =>
5 Zn + V2O5 = 5 ZnO + 2 V
CO(g) + H2(g) = C8H18(l) + H2O =>
8 CO(g) + 17 H2(g) = C8H18(l) + 8 H2O
H2S + ZnCl2 = HCl + S + Zn =>
H2S + ZnCl2 = 2 HCl + S + Zn
O3 + CUO = CUO2 =>
O3 + 3 CUO = 3 CUO2
VClO4 + K2SO3 = VSO3 + K2ClO4 =>
VClO4 + K2SO3 = VSO3 + K2ClO4
P4S3 + HNO3 + H2O = H3PO4 + H2S + NO =>
3 P4S3 + 14 HNO3 + 20 H2O = 12 H3PO4 + 9 H2S + 14 NO
V + Zn(NO3)2 = V(NO3)2 + Zn =>
V + Zn(NO3)2 = V(NO3)2 + Zn
CH3OH + CH3COO{-} = CH3O{-} + CH3COOH =>
CH3OH + CH3COO{-} = CH3O{-} + CH3COOH
(NH4)2SO4 + HCl = NH4Cl + NH4HSO4 =>
(NH4)2SO4 + HCl = NH4Cl + NH4HSO4
NaClO2 + H3PO4 = ClO2 + Na3PO4 + H2O + HCl =>
15 NaClO2 + 5 H3PO4 = 12 ClO2 + 5 Na3PO4 + 6 H2O + 3 HCl
Al + CrO3 = Al2O3 + Cr =>
2 Al + CrO3 = Al2O3 + Cr
Cu + Si = CuSi =>
Cu + Si = CuSi
HCl + NH4OH = NH4 + H2O + Cl =>
HCl + NH4OH = NH4 + H2O + Cl
KMnO4 + BaI2 = KI + Ba(MnO4)2 =>
2 KMnO4 + BaI2 = 2 KI + Ba(MnO4)2
K + Ca(NO3)2 = KNO3 + Ca =>
2 K + Ca(NO3)2 = 2 KNO3 + Ca
C3H10 + O2 = CO2 + H2O =>
2 C3H10 + 11 O2 = 6 CO2 + 10 H2O
H2N2(CH3)2 + N2O4 = CO2 + N2 + H2O =>
H2N2(CH3)2 + 2 N2O4 = 2 CO2 + 3 N2 + 4 H2O
KMnO4(aq) + NaOH(aq) + Na2SO3(aq) = K2MnO4(aq) + Na3MnO4(aq) + Na2SO4(aq) + H2O(l) =>
4 KMnO4(aq) + 6 NaOH(aq) + 3 Na2SO3(aq) = 2 K2MnO4(aq) + 2 Na3MnO4(aq) + 3 Na2SO4(aq) + 3 H2O(l)
Zr(s) + H2SO4(aq) = Zr(SO4)2 + H2 =>
Zr(s) + 2 H2SO4(aq) = Zr(SO4)2 + 2 H2
Mg(CN)2 + HCl = H(CN) + MgCl2 =>
Mg(CN)2 + 2 HCl = 2 H(CN) + MgCl2
Fe2O3 + H2SO4 = FeS2 + O2 + H2O =>
2 Fe2O3 + 8 H2SO4 = 4 FeS2 + 15 O2 + 8 H2O
Na + Na4B2O5 + ZrO2 = ZrB2 + Na2ZrO3 =>
10 Na + Na4B2O5 + 8 ZrO2 = ZrB2 + 7 Na2ZrO3
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