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HCOOH + NaOH = NaCOOH + H2O
NdCl3 + NH3 = NdN + HCl =>
NdCl3 + NH3 = NdN + 3 HCl
Na3PO4 + ZnNO3 = Na2NO3 + Zn3(PO4)2 =>
2 Na3PO4 + 3 ZnNO3 = 3 Na2NO3 + Zn3(PO4)2
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
AgNO3 + NH3*H2O = Ag2O + NH4NO3 + H2O =>
2 AgNO3 + 2 NH3*H2O = Ag2O + 2 NH4NO3 + H2O
HCOOH + NH3 = HCOONH4 =>
HCOOH + NH3 = HCOONH4
CuSO4 + H2S = CuS + H2SO4 =>
CuSO4 + H2S = CuS + H2SO4
CuSO4*5H2O + Na2CO3*10H2O = CuCO3 + Na2SO4 + H2O =>
CuSO4*5H2O + Na2CO3*10H2O = CuCO3 + Na2SO4 + 15 H2O
AlCl3 + Na2CO3 = Al(CO3) + Cl3(Na2) =>
AlCl3 + Na2CO3 = Al(CO3) + Cl3(Na2)
BeH2 + BeO2 = Be + H2O =>
2 BeH2 + BeO2 = 3 Be + 2 H2O
KBr + H2SO4 = KSO4 + SO2 + Br2 + H2O =>
2 KBr + 4 H2SO4 = 2 KSO4 + 2 SO2 + Br2 + 4 H2O
CuPO4{3-} + ZnCO3{2-} = CuCO3{2-} + ZnPO4{3-} =>
CuPO4{3-} + ZnCO3{2-} = CuCO3{2-} + ZnPO4{3-}
AgNO3(aq) + Fe(NO3)3(aq) = Ag(NO3)3(s) + FeNO3 =>
AgNO3(aq) + Fe(NO3)3(aq) = Ag(NO3)3(s) + FeNO3
C(s) + O2(g) = CO(g) =>
2 C(s) + O2(g) = 2 CO(g)
H2 + C6H12O6 = CH4 + H2O =>
12 H2 + C6H12O6 = 6 CH4 + 6 H2O
Ag2C2 + CH3I = CH3C + AgI =>
Ag2C2 + 2 CH3I = 2 CH3C + 2 AgI
Pb + O = Pb3O4 =>
3 Pb + 4 O = Pb3O4
SO2 + HBr = Br2 + S + H2O =>
SO2 + 4 HBr = 2 Br2 + S + 2 H2O
FeS2 + O2 = Fe2(SO4)3 + SO2 =>
2 FeS2 + 7 O2 = Fe2(SO4)3 + SO2
As2S5 + HNO3 = H2AsO4 + S0 + H2O + NO2 =>
As2S5 + 12 HNO3 = 2 H2AsO4 + 5 S0 + 4 H2O + 12 NO2
Cu{+2)+S2O3{-2} = Cu{+}+S4O6{-2} =>
2 Cu{+2)+2S2O3{-2} = 2 Cu{+}+S4O6{-2}
Ca + Al(NO2)3 = Al + CaNO2 =>
3 Ca + Al(NO2)3 = Al + 3 CaNO2
Mg(s) + CuSO4 = MgSO4(aq) + Cu(s) =>
Mg(s) + CuSO4 = MgSO4(aq) + Cu(s)
Pb + Cl + K2CrO4 = PbCrO4 + ClK2 =>
Pb + Cl + K2CrO4 = PbCrO4 + ClK2
CaCO3(k) = CaO(k) + CO2(d) =>
CaCO3(k) = CaO(k) + CO2(d)
HNO3 + H2S = NO + H2O + SO2 =>
2 HNO3 + H2S = 2 NO + 2 H2O + SO2
Fe(CN)6{4-} + H{+} + MnO4{-} = Fe{3+} + CO2 + NO3{-} + Mn{2+} + H2O =>
5 Fe(CN)6{4-} + 188 H{+} + 61 MnO4{-} = 5 Fe{3+} + 30 CO2 + 30 NO3{-} + 61 Mn{2+} + 94 H2O
Cr{3+} + H2O = CrOH{2+} + H{+} =>
Cr{3+} + H2O = CrOH{2+} + H{+}
CaO + S = CaS + O2 =>
2 CaO + 2 S = 2 CaS + O2
BaO + SO3(g) = BaSO4 =>
BaO + SO3(g) = BaSO4
FeSO4*H2O + KMnO4 + H2SO4 = K2SO4 + MnSO4 + Fe2(SO4)3 + H2O =>
10 FeSO4*H2O + 2 KMnO4 + 8 H2SO4 = K2SO4 + 2 MnSO4 + 5 Fe2(SO4)3 + 18 H2O
HSO3{-} + Cr2O7{2-} + H{+} = HSO4{-} + Cr{3+} + H2O =>
3 HSO3{-} + Cr2O7{2-} + 8 H{+} = 3 HSO4{-} + 2 Cr{3+} + 4 H2O
HgS2 + HCl + HNO3 = HgCl2 + NO + S + H2O =>
3 HgS2 + 6 HCl + 2 HNO3 = 3 HgCl2 + 2 NO + 6 S + 4 H2O
Br{-} + BrO2{-} + H{+} = Br2 + H2O =>
3 Br{-} + BrO2{-} + 4 H{+} = 2 Br2 + 2 H2O
Cu + K2CO3 = K + CuCO3 =>
Cu + K2CO3 = 2 K + CuCO3
SBr3 = S + Br2 =>
2 SBr3 = 2 S + 3 Br2
Cr2 + (SO4)3 + NaOH = Cr(OH)3 + Na2SO4 =>
Cr2 + (SO4)3 + 6 NaOH = 2 Cr(OH)3 + 3 Na2SO4
CaHPO4 + C2 + SiO2 = PH3 + Ca2SiO4 + CO + P =>
6 CaHPO4 + 9 C2 + 3 SiO2 = 2 PH3 + 3 Ca2SiO4 + 18 CO + 4 P
Na + Ce2 = NaCe =>
2 Na + Ce2 = 2 NaCe
AgNO3 + NaCl + H2O = AgCl + HNO3 + NaOH =>
AgNO3 + NaCl + H2O = AgCl + HNO3 + NaOH
Cl2(l) + NaI(aq) = I2(aq) + NaCl(aq) =>
Cl2(l) + 2 NaI(aq) = I2(aq) + 2 NaCl(aq)
Zn(NO3)2(aq) + NaI(aq) = NaNO3(aq) + ZnI2 =>
Zn(NO3)2(aq) + 2 NaI(aq) = 2 NaNO3(aq) + ZnI2
SnO2 + H2 = Sn + H2O2 =>
SnO2 + H2 = Sn + H2O2
Pb + HI = PbI + H2 =>
2 Pb + 2 HI = 2 PbI + H2
Mg + S = MgS =>
Mg + S = MgS
H2 + C6H12O6 = CH4 + H2O =>
12 H2 + C6H12O6 = 6 CH4 + 6 H2O
HNO3 + SNO = SNO2 + NO + H2O =>
2 HNO3 + 3 SNO = 3 SNO2 + 2 NO + H2O
MgF2 + (NH4)2CO3 = MgCO3 + NH4F =>
MgF2 + (NH4)2CO3 = MgCO3 + 2 NH4F
H2 + MnO2 = MnO + H2O =>
H2 + MnO2 = MnO + H2O
K2S + HNO3 = KNO3 + H2S =>
K2S + 2 HNO3 = 2 KNO3 + H2S
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