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3 Ca + 2 NdF3 = 2 Nd + 3 CaF2
NH4NO3(g) = N2O(g) + H2O(g) =>
NH4NO3(g) = N2O(g) + 2 H2O(g)
Ni(No3)2(aq) + NaOH(aq) = Ni(OH)2(s) + NaNo3(aq) =>
Ni(No3)2(aq) + 2 NaOH(aq) = Ni(OH)2(s) + 2 NaNo3(aq)
CI2 + HgO = HgCI2 + CI2O =>
2 CI2 + HgO = HgCI2 + CI2O
NaI + H2O = H2 + NaIO3 =>
NaI + 3 H2O = 3 H2 + NaIO3
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
NiCO3 + Mg(NO3)2 = Ni(NO3)2 + MgCO3 =>
NiCO3 + Mg(NO3)2 = Ni(NO3)2 + MgCO3
Na2SO3 = Na2S + Na2(SO4) =>
4 Na2SO3 = Na2S + 3 Na2(SO4)
Fe + PbNO3 = Pb + FeNO3 =>
Fe + PbNO3 = Pb + FeNO3
PbCrO4 + HCl + FeSO4 = PbCl2 + Cr2(SO4)3 + FeCl3 + H2O + Fe2(SO4)3 =>
2 PbCrO4 + 16 HCl + 6 FeSO4 = 2 PbCl2 + Cr2(SO4)3 + 4 FeCl3 + 8 H2O + Fe2(SO4)3
Ni{2+} + NH3 = Ni(NH3)6{2+} =>
Ni{2+} + 6 NH3 = Ni(NH3)6{2+}
C16H15O3 + O2 = CO2 + H2O =>
4 C16H15O3 + 73 O2 = 64 CO2 + 30 H2O
N2O5 + H2O = HNO3 =>
N2O5 + H2O = 2 HNO3
Na2SiO3 + HCl + H2O = Si(OH)4 + NaCl =>
Na2SiO3 + 2 HCl + H2O = Si(OH)4 + 2 NaCl
Br + NaPO4 = PO4 + NaBr =>
Br + NaPO4 = PO4 + NaBr
C17H19NO3 + C4H6O3 = C21H23NO5 + H2O =>
C17H19NO3 + C4H6O3 = C21H23NO5 + H2O
CuSO4 + KIO3 = Cu(IO3)2 + K2SO4 =>
CuSO4 + 2 KIO3 = Cu(IO3)2 + K2SO4
NH3 + I2 = N2I6 + H3 =>
2 NH3 + 3 I2 = N2I6 + 2 H3
CHCl3 + I2 = CHI3 + Cl2 =>
2 CHCl3 + 3 I2 = 2 CHI3 + 3 Cl2
SnCl4 + HCl = H2(SnCl6) =>
SnCl4 + 2 HCl = H2(SnCl6)
N2O + SO3 = N2SO4 =>
N2O + SO3 = N2SO4
HCOOH(aq) = CH4(g) + CO2(g) + H2O(g) =>
4 HCOOH(aq) = CH4(g) + 3 CO2(g) + 2 H2O(g)
H2O + NaClO3 + SO2 = H2SO4 + NaCl =>
3 H2O + NaClO3 + 3 SO2 = 3 H2SO4 + NaCl
CuSO4 + NaOH + CH3CHO = Cu2O + CH3COONa + Na2SO4 + H2O =>
2 CuSO4 + 5 NaOH + CH3CHO = Cu2O + CH3COONa + 2 Na2SO4 + 3 H2O
CH3COONa + Cl2 = CH3COOCl + NaCl =>
CH3COONa + Cl2 = CH3COOCl + NaCl
C2H5COOK + KOH = C2H6 + K2CO3 =>
C2H5COOK + KOH = C2H6 + K2CO3
As + HCl + Na2S = As2S3 + NaCl + H =>
2 As + 6 HCl + 3 Na2S = As2S3 + 6 NaCl + 6 H
C6H6 + H2SO4 = C6H5SO3H + H2O =>
C6H6 + H2SO4 = C6H5SO3H + H2O
PbSO4 + CH3COONH4 = (NH4)2[Pb(CH3COO)4] + (NH4)2SO4 =>
PbSO4 + 4 CH3COONH4 = (NH4)2[Pb(CH3COO)4] + (NH4)2SO4
CS2 + SO2 = S + CO2 =>
CS2 + SO2 = 3 S + CO2
CoN = Co + N2 =>
2 CoN = 2 Co + N2
(NH4)2CrO4 = Cr2O3 + N2 + H2O + NH3 =>
2(NH4)2CrO4 = Cr2O3 + N2 + 5 H2O + 2 NH3
H2O(l) + Ca(NO3)2(s) + (NH4)2HPO4(s) + NH3(aq) = Ca10[PO4]6(OH)2(s) + NH4NO3(aq) =>
2 H2O(l) + 10 Ca(NO3)2(s) + 6(NH4)2HPO4(s) + 8 NH3(aq) = Ca10[PO4]6(OH)2(s) + 20 NH4NO3(aq)
(C6H5)2Hg + Na = C6H5Na + NaHg =>
(C6H5)2Hg + 3 Na = 2 C6H5Na + NaHg
NaCN + Cl2 + NaOH = NaCNO + NaCl + H2O =>
NaCN + Cl2 + 2 NaOH = NaCNO + 2 NaCl + H2O
P + Br2 + H2O = H3PO4 + HBr =>
2 P + 5 Br2 + 8 H2O = 2 H3PO4 + 10 HBr
F + Fr = FFr =>
F + Fr = FFr
NH4Cl + I2 = NH4I + Cl2 =>
2 NH4Cl + I2 = 2 NH4I + Cl2
HBrO3(aq) + HBr(aq) = Br2(l) + H2O(l) =>
HBrO3(aq) + 5 HBr(aq) = 3 Br2(l) + 3 H2O(l)
W + KNO3 + KOH = K2WO4 + KNO2 + H2O =>
W + 3 KNO3 + 2 KOH = K2WO4 + 3 KNO2 + H2O
MnO2 + KClO3 + K2CO3 = K2MnO4 + KCl + CO2 =>
3 MnO2 + KClO3 + 3 K2CO3 = 3 K2MnO4 + KCl + 3 CO2
CuSO4 + K2C2O4 = K2Cu(C2O4)2 + K2SO4 =>
CuSO4 + 2 K2C2O4 = K2Cu(C2O4)2 + K2SO4
HNO3 + Ba(OH)2 = Ba(NO3)2 + H2O =>
2 HNO3 + Ba(OH)2 = Ba(NO3)2 + 2 H2O
Ag(NH3)2 + KI = AgI + K(NH3)2 =>
Ag(NH3)2 + KI = AgI + K(NH3)2
PbSO4 + Zn = Pb + ZnSO4 =>
PbSO4 + Zn = Pb + ZnSO4
H2SO4 + KIO3 = KHSO4 + HIO3 =>
H2SO4 + KIO3 = KHSO4 + HIO3
P2O5(s) + H2O = H3PO4(aq) =>
P2O5(s) + 3 H2O = 2 H3PO4(aq)
Na3[Ag(S2O3)2] = Ag2S + Na2SO4 + S =>
2 Na3[Ag(S2O3)2] = Ag2S + 3 Na2SO4 + 4 S
FeSO4 + NaOH = (FeOH)2SO4 + Na2SO4 =>
2 FeSO4 + 2 NaOH = (FeOH)2SO4 + Na2SO4
Cr + FeCl2 = CrCl2 + Fe =>
Cr + FeCl2 = CrCl2 + Fe
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