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2 Sr + 6 H2O = 2 Sr(OH)3 + 3 H2
PbO2 + HNO3 + KI = Pb(NO3)2 + I2 + KNO3 + H2O =>
PbO2 + 4 HNO3 + 2 KI = Pb(NO3)2 + I2 + 2 KNO3 + 2 H2O
NH42S + CuSO4 = NH42SO4 + CuS =>
NH42S + CuSO4 = NH42SO4 + CuS
H2SO4 + NaBr + NaBrO3 = H2O + NaSO4 + Br2 =>
6 H2SO4 + 4 NaBr + 2 NaBrO3 = 6 H2O + 6 NaSO4 + 3 Br2
O + Ca + C3H6O3 = C6H10CaO6 + H2O =>
O + Ca + 2 C3H6O3 = C6H10CaO6 + H2O
K2CO3(aq) + HBr(aq) = KBr(s) + CO2(g) + H2O(l) =>
K2CO3(aq) + 2 HBr(aq) = 2 KBr(s) + CO2(g) + H2O(l)
HBr = H2 + Br2 =>
2 HBr = H2 + Br2
Mn + Cl2 = MnCl2 =>
Mn + Cl2 = MnCl2
NaI + O3 + H2SO4 = Na3SO4 + I2 + H2O =>
18 NaI + 2 O3 + 6 H2SO4 = 6 Na3SO4 + 9 I2 + 6 H2O
NH3 + H3PO4 + CO2 + H2O = C50H70O20N10P + O2 =>
40 NH3 + 4 H3PO4 + 200 CO2 + 74 H2O = 4 C50H70O20N10P + 205 O2
NiCl2 + Na2CO3 = NiCO3 + Na2Cl2 =>
NiCl2 + Na2CO3 = NiCO3 + Na2Cl2
BeO = Be + O =>
BeO = Be + O
Sr + H2O = Sr(OH)3 + H2 =>
2 Sr + 6 H2O = 2 Sr(OH)3 + 3 H2
NaBH4 + BF3 = NaBF4 + B2H6 =>
3 NaBH4 + 4 BF3 = 3 NaBF4 + 2 B2H6
AgNO3 + CuSO4 = Ag2SO4 + Cu(NO3)2 =>
2 AgNO3 + CuSO4 = Ag2SO4 + Cu(NO3)2
HNO3 + Sn(OH)2 = H2O + Sn(NO3)2 =>
2 HNO3 + Sn(OH)2 = 2 H2O + Sn(NO3)2
C2H6O + K2CO3 = H2O + CO2 + K =>
C2H6O + 6 K2CO3 = 3 H2O + 8 CO2 + 12 K
NaBH4 + CuSO4 = Na2SO4 + Cu(BH4)2 =>
2 NaBH4 + CuSO4 = Na2SO4 + Cu(BH4)2
FeSO4 + Ba(NO3)2 = Fe + NO3 + BaSO4 =>
FeSO4 + Ba(NO3)2 = Fe + 2 NO3 + BaSO4
Al(s) + NaOH(aq) + H2O(l) = NaAlO22H2O(aq) + H2(g) =>
2 Al(s) + 2 NaOH(aq) + 44 H2O(l) = 2 NaAlO22H2O(aq) + 43 H2(g)
CuO(aq) + H2(g) = Cu(s) + H2O(l) =>
CuO(aq) + H2(g) = Cu(s) + H2O(l)
Pb(NO3)4 + (NH4)3PO4 = Pb3(PO4)4 + NH4NO3 =>
3 Pb(NO3)4 + 4(NH4)3PO4 = Pb3(PO4)4 + 12 NH4NO3
NH4NO3(s) = N2(g) + O2(g) + HOH(l) =>
2 NH4NO3(s) = 2 N2(g) + O2(g) + 4 HOH(l)
CuSO4 + HI = Cu2I2 + H2SO4 + I2 =>
2 CuSO4 + 4 HI = Cu2I2 + 2 H2SO4 + I2
NH3 + Na2CO3 = Na(NH3) + CO3 =>
2 NH3 + Na2CO3 = 2 Na(NH3) + CO3
Pb(NO3)2(aq) + K2CO3(aq) = PbCO3(s) + KNO3(aq) =>
Pb(NO3)2(aq) + K2CO3(aq) = PbCO3(s) + 2 KNO3(aq)
Sb2S3 + KOH = Sb(OH)3 + K2S =>
Sb2S3 + 6 KOH = 2 Sb(OH)3 + 3 K2S
FeCl3 + C6H8O7 = FeC6H5O7 + HCl =>
FeCl3 + C6H8O7 = FeC6H5O7 + 3 HCl
HNo3 + Zn(OH)2 = Zn(No3)2 + H2O =>
2 HNo3 + Zn(OH)2 = Zn(No3)2 + 2 H2O
Pb + O2 + H2SO4 = PbSO4 + H2O =>
2 Pb + O2 + 2 H2SO4 = 2 PbSO4 + 2 H2O
NaOH + H2O = NaO2 + H3 =>
NaOH + H2O = NaO2 + H3
NaOH(s) + HCl(g) = NaCl(s) + H2O =>
NaOH(s) + HCl(g) = NaCl(s) + H2O
Zn{2+} + HCl = Zn(Cl)2 + H{+} =>
Zn{2+} + 2 HCl = Zn(Cl)2 + 2 H{+}
Cr(OH)3 + HClO4 = Cr(ClO4)3 + (H2O) =>
Cr(OH)3 + 3 HClO4 = Cr(ClO4)3 + 3(H2O)
Mg + H2SO3 = MgSO4 + H2O + S =>
Mg + 2 H2SO3 = MgSO4 + 2 H2O + S
FeBr2 + Na = NaBr + Fe =>
FeBr2 + 2 Na = 2 NaBr + Fe
HCl + NaCl = NaH + Cl =>
HCl + NaCl = NaH + 2 Cl
C6H5OH + NaHCO3 = C5H5ONa + H2O + CO2 =>
6 C6H5OH + 7 NaHCO3 = 7 C5H5ONa + 4 H2O + 8 CO2
N2 + Zn = ZnN =>
N2 + 2 Zn = 2 ZnN
XeF2 + Cl{-} = Xe + F{-} + Cl2 =>
XeF2 + 2 Cl{-} = Xe + 2 F{-} + Cl2
NOCl2 = NO + Cl2 =>
NOCl2 = NO + Cl2
K(s) + Cl2(g) = KCl =>
2 K(s) + Cl2(g) = 2 KCl
NaHCO3(s) = NaOH(s) + CO2(g)NaHCO3(s) = Na2O(s) + H2O(g) + CO2(g) =>
2 NaHCO3(s) = NaOH(s) + CO2(g)NaHCO3(s)
Na2Co3 + Cr(NO3)3 = NaNO3 + Cr2(Co3)3 =>
3 Na2Co3 + 2 Cr(NO3)3 = 6 NaNO3 + Cr2(Co3)3
Hg(PO4)3 + H = Hg4H5 + PO4 =>
4 Hg(PO4)3 + 5 H = Hg4H5 + 12 PO4
Sr + H2O = Sr(OH)3 + H2 =>
2 Sr + 6 H2O = 2 Sr(OH)3 + 3 H2
BeO = Be + O =>
BeO = Be + O
Sr + H2O = Sr(OH)3 + H2 =>
2 Sr + 6 H2O = 2 Sr(OH)3 + 3 H2
H3PO4 + S = SO2 + P4O6 + H2O =>
4 H3PO4 + 2 S = 2 SO2 + P4O6 + 6 H2O
Zn(s) + O2(g) = ZnO =>
2 Zn(s) + O2(g) = 2 ZnO
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