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H2SnO3 = 2 H + SnO3
Pb + Ca = PbCa =>
Pb + Ca = PbCa
AgNO3(aq) + (NH4)2S(aq) = Ag2S(s) + NH4NO3(s) =>
2 AgNO3(aq) + (NH4)2S(aq) = Ag2S(s) + 2 NH4NO3(s)
NaOH(aq) + (NH4)2SO4 = Na2SO4 + NH3 + H2O =>
2 NaOH(aq) + (NH4)2SO4 = Na2SO4 + 2 NH3 + 2 H2O
H2SnO3 = H + SnO3 =>
H2SnO3 = 2 H + SnO3
NH4SCN + CuSO4*5H2O = NH4SO4 + CuSCN + H2O =>
NH4SCN + CuSO4*5H2O = NH4SO4 + CuSCN + 5 H2O
Mn + HNO3(k) = Mn(NO3)2 + NO2 + H2O =>
Mn + 4 HNO3(k) = Mn(NO3)2 + 2 NO2 + 2 H2O
LiBr + CaS = Li2S + CaBr2 =>
2 LiBr + CaS = Li2S + CaBr2
(ClO)2 + H2O = HClO + OH =>
(ClO)2 + 2 H2O = 2 HClO + 2 OH
NiCl2 + NaNO3 = Ni(NO3)2 + NaCl =>
NiCl2 + 2 NaNO3 = Ni(NO3)2 + 2 NaCl
CH3COO{-} + H2SO4 = CH3COOH + SO4{2-} =>
2 CH3COO{-} + H2SO4 = 2 CH3COOH + SO4{2-}
K2S2O8 + MnSO4 + KOH = K2SO4 + KMnO4 + H2O =>
5 K2S2O8 + 2 MnSO4 + 16 KOH = 12 K2SO4 + 2 KMnO4 + 8 H2O
Cu2S + O = Cu2O + SO2 =>
Cu2S + 3 O = Cu2O + SO2
Al + HMnO4 = Al(MnO4)3 + H2 =>
2 Al + 6 HMnO4 = 2 Al(MnO4)3 + 3 H2
Al2(SO4)3 + KF = AlF3 + K2SO4 =>
Al2(SO4)3 + 6 KF = 2 AlF3 + 3 K2SO4
PbSO4 + Al(OH)3 = Pb(OH)2 + Al2(SO4)3 =>
3 PbSO4 + 2 Al(OH)3 = 3 Pb(OH)2 + Al2(SO4)3
KMnO4 + Na2C2O4 = K2C2O4 + NaMnO4 =>
2 KMnO4 + Na2C2O4 = K2C2O4 + 2 NaMnO4
SiC + SiO2 = SiO + CO =>
SiC + 2 SiO2 = 3 SiO + CO
Ca3(PO4)2 + HOH = Ca(OH)2 + H3PO4 =>
Ca3(PO4)2 + 6 HOH = 3 Ca(OH)2 + 2 H3PO4
NaCl + Fr2 = NaFr + Cl2 =>
2 NaCl + Fr2 = 2 NaFr + Cl2
C3H4O2 + NaOH = NaOOCCH3 + H2O =>
2 C3H4O2 + 3 NaOH = 3 NaOOCCH3 + H2O
Ca + CrCl3 = Cr + CaCl2 =>
3 Ca + 2 CrCl3 = 2 Cr + 3 CaCl2
C6H5CO2 + H2O = OH + C6H6CO2 =>
C6H5CO2 + H2O = OH + C6H6CO2
(CH3)2NH + O2 = CO2 + H2O + NO2 =>
4(CH3)2NH + 19 O2 = 8 CO2 + 14 H2O + 4 NO2
NH3 + H = NH4 =>
NH3 + H = NH4
NO + NaOH = NaNO2 + H2O + N2O = NO + NaOH =>
4 NO + 2 NaOH = 2 NaNO2 + H2O + N2O
Au2O = Au + O2 =>
2 Au2O = 4 Au + O2
NH4 + OH + HCl = NH4Cl + H2O =>
NH4 + OH + HCl = NH4Cl + H2O
Ni(NO3)26H2O + NaNCS + PPh3 = Ni(NCS)2(PPh3)2 + Na + NO3 + H2O =>
Ni(NO3)26H2O + 2 NaNCS + 2 PPh3 = Ni(NCS)2(PPh3)2 + 2 Na + 26 NO3 + H2O
MgBr2 + K2(CO3) = Mg2(CO3)2 + KBr =>
2 MgBr2 + 2 K2(CO3) = Mg2(CO3)2 + 4 KBr
Ca3(PO4)2 + HOH = Ca(OH)2 + H3PO4 =>
Ca3(PO4)2 + 6 HOH = 3 Ca(OH)2 + 2 H3PO4
Sn + NO3 = SnO2 + NO2 =>
Sn + 2 NO3 = SnO2 + 2 NO2
Ba(NO3)2 + SO4 = BaSO4 + NO3 =>
Ba(NO3)2 + SO4 = BaSO4 + 2 NO3
Mn2O7 + HNO3 = Mn(NO3)7 + H2O =>
Mn2O7 + 14 HNO3 = 2 Mn(NO3)7 + 7 H2O
(NH4)2 + CO3 = NH3 + CO2 + H2O =>
(NH4)2 + CO3 = 2 NH3 + CO2 + H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
C5H12 + I2 = C5H11 + HI =>
2 C5H12 + I2 = 2 C5H11 + 2 HI
CuBr2(aq) + Fe(s) = FeBr2 + Cu(s) =>
CuBr2(aq) + Fe(s) = FeBr2 + Cu(s)
Ca3(PO4)2 + HOH = Ca(OH)2 + H3PO4 =>
Ca3(PO4)2 + 6 HOH = 3 Ca(OH)2 + 2 H3PO4
CuBr2 + Ba(OH)2 = Cu(OH)2 + BaBr2 =>
CuBr2 + Ba(OH)2 = Cu(OH)2 + BaBr2
CH2 + O = CO2 + H2O =>
CH2 + 3 O = CO2 + H2O
NiO + Fe2O3 = NiFe2O4 =>
NiO + Fe2O3 = NiFe2O4
Al + Cu(ii)Cl2 = AlCl3 + Cu =>
2 Al + 3 Cu(ii)Cl2 = 2 AlCl3 + 3 Cu
N2O3(s) = NO(g) + O2(g) =>
2 N2O3(s) = 4 NO(g) + O2(g)
K3Fe(SCN)6 + FeCl3 = Fe(SCN)3 + KCl =>
K3Fe(SCN)6 + FeCl3 = 2 Fe(SCN)3 + 3 KCl
Cr2(SO4)3 + NaOH = Na2(SO4) + Cr(OH)3 =>
Cr2(SO4)3 + 6 NaOH = 3 Na2(SO4) + 2 Cr(OH)3
Cr + LiOH + H2O = Li[Cr(OH)4] + H2 =>
2 Cr + 2 LiOH + 6 H2O = 2 Li[Cr(OH)4] + 3 H2
F + K2O = O2 + KF =>
4 F + 2 K2O = O2 + 4 KF
Cr2S3 + H2 = CrS + H2S =>
Cr2S3 + H2 = 2 CrS + H2S
C3H8 + F2 = C2F8 + HF =>
2 C3H8 + 20 F2 = 3 C2F8 + 16 HF
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