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H2SiO3 = SiO2 + H2O
PBI2 + H2O = PBOH2 + I2 =>
PBI2 + H2O = PBOH2 + I2
(Fe2O3) + C = Fe2O + CO2 =>
(Fe2O3) + C = Fe2O + CO2
ZnO + HNO3 = Zn(NO3)2 + H2O =>
ZnO + 2 HNO3 = Zn(NO3)2 + H2O
CO2 + H2O = CO2O3 + H2 =>
CO2 + 3 H2O = CO2O3 + 3 H2
Mg + Fe2(SO4)3 = MgSO4 + Fe =>
3 Mg + Fe2(SO4)3 = 3 MgSO4 + 2 Fe
Z2Rx = Z8 + Rx =>
4 Z2Rx = Z8 + 4 Rx
H2SO4 + S = H2SO4S =>
H2SO4 + S = H2SO4S
H2S + PbCl2 = PbS + HCl =>
H2S + PbCl2 = PbS + 2 HCl
Pb3O4 + HCl = PbCl2 + H2O + Cl2 =>
Pb3O4 + 8 HCl = 3 PbCl2 + 4 H2O + Cl2
Fe2O3 + N2 = NO + Fe =>
2 Fe2O3 + 3 N2 = 6 NO + 4 Fe
BiCl5 + Al(NO3)3 = Bi(NO3)5 + Cl3Al =>
3 BiCl5 + 5 Al(NO3)3 = 3 Bi(NO3)5 + 5 Cl3Al
C3H6O2 + O2 = CO2 + H2O =>
2 C3H6O2 + 7 O2 = 6 CO2 + 6 H2O
Mg2 + S4 = Mg4S2 =>
4 Mg2 + S4 = 2 Mg4S2
CH3CH2OH + KMnO4 + H2SO4 = CH3COH + Mn2SO4 + H2O + KSO4 =>
5 CH3CH2OH + 2 KMnO4 + 3 H2SO4 = 5 CH3COH + Mn2SO4 + 8 H2O + 2 KSO4
Cu{2+} + Sn{2+} = Sn{4+} + Cu =>
Cu{2+} + Sn{2+} = Sn{4+} + Cu
ClO{-} + Bi2O3 + H2O = Cl{-} + BiO3{-} + H{+} =>
2 ClO{-} + Bi2O3 + H2O = 2 Cl{-} + 2 BiO3{-} + 2 H{+}
Eu + O2 = EuO =>
2 Eu + O2 = 2 EuO
FCa = CaF =>
FCa = CaF
HNO3 + ZnF2 = HF + ZnO + NO2 + O2 =>
4 HNO3 + 2 ZnF2 = 4 HF + 2 ZnO + 4 NO2 + O2
Ca + HNO3 = Ca(NO3)2 + N2O + H2O =>
4 Ca + 10 HNO3 = 4 Ca(NO3)2 + N2O + 5 H2O
SO2 + Br2 + H2O = HBr2 + H2SO4 =>
SO2 + 2 Br2 + 2 H2O = 2 HBr2 + H2SO4
Au + O2 = Au4O2 =>
4 Au + O2 = Au4O2
LiOH + HCH3COO = LiCH3COO + HOH =>
LiOH + HCH3COO = LiCH3COO + HOH
Cr(NO3)3 + NaBiO3 + HNO3 = NaCr2O7 + NaNO3 + Bi(NO3)3 + H2O =>
4 Cr(NO3)3 + 7 NaBiO3 + 14 HNO3 = 2 NaCr2O7 + 5 NaNO3 + 7 Bi(NO3)3 + 7 H2O
NiCl2 + (NH3H2O) = [Ni(NH3)6]Cl2 + H2O =>
NiCl2 + 6(NH3H2O) = [Ni(NH3)6]Cl2 + 6 H2O
Cu + NO3 = CuO + NO2 =>
Cu + NO3 = CuO + NO2
Al(NO3) + H2O = Al2O3 + H2 + NO3 =>
2 Al(NO3) + 3 H2O = Al2O3 + 3 H2 + 2 NO3
C2Na2 + CH3I = C4H6 + NaI =>
C2Na2 + 2 CH3I = C4H6 + 2 NaI
H2SO4 + LiOH = HLi(SO4) + H2O =>
H2SO4 + LiOH = HLi(SO4) + H2O
NaCH3COO + HCl = NaCl + CH3COOH =>
NaCH3COO + HCl = NaCl + CH3COOH
LiSO4 + CaCl2 = Ca(SO4) + LiCl2 =>
LiSO4 + CaCl2 = Ca(SO4) + LiCl2
CuSO4(aq) + NaHCO3(aq) = CuCO3 + CO2 + H2O + Na2SO4 =>
CuSO4(aq) + 2 NaHCO3(aq) = CuCO3 + CO2 + H2O + Na2SO4
Co(NO3)2 + KCl = CoKCl + NO3 =>
Co(NO3)2 + KCl = CoKCl + 2 NO3
KMnO4 + K2S + KOH = K2MnO4 + K2SO4 + H2O =>
8 KMnO4 + K2S + 8 KOH = 8 K2MnO4 + K2SO4 + 4 H2O
Sn + Cl = SnCl2 =>
Sn + 2 Cl = SnCl2
Cu(OH)2 = CuO + H2O = =>
Cu(OH)2 = CuO + H2O
C2H6O(g) + K2Cr2O7(aq) + H2SO4(aq) = C2H4O2(aq) + Cr2(SO4)3(aq) + K2SO4(aq) + H2O(l) =>
3 C2H6O(g) + 2 K2Cr2O7(aq) + 8 H2SO4(aq) = 3 C2H4O2(aq) + 2 Cr2(SO4)3(aq) + 2 K2SO4(aq) + 11 H2O(l)
Cr2(SO4)3 + HNO3 = CrHNO3 + SO4 =>
Cr2(SO4)3 + 2 HNO3 = 2 CrHNO3 + 3 SO4
C2Na2 + CH3I = C4H6 + NaI =>
C2Na2 + 2 CH3I = C4H6 + 2 NaI
KCr(SO4)2*12H2O + NaHCO3 = Cr2(CO3)3 + K2SO4 + Na2SO4 + CO2 + H2O =>
2 KCr(SO4)2*12H2O + 6 NaHCO3 = Cr2(CO3)3 + K2SO4 + 3 Na2SO4 + 3 CO2 + 27 H2O
HS + NH3 = S + NH4 =>
HS + NH3 = S + NH4
Li2SO4 + Si = Li + SiSO4 =>
Li2SO4 + Si = 2 Li + SiSO4
NaCl + H2 + SO4 = NaSO4 + HCl =>
2 NaCl + H2 + 2 SO4 = 2 NaSO4 + 2 HCl
Al2(SO4)3 + (NH4)2S = SAl2 + SO4 + NH4 =>
Al2(SO4)3 + (NH4)2S = SAl2 + 3 SO4 + 2 NH4
Mg3P2 + Li4C1 = Mg4C2 + Li3P1 =>
4 Mg3P2 + 6 Li4C1 = 3 Mg4C2 + 8 Li3P1
HNO2 + HI = NO + H2O + I2 =>
2 HNO2 + 2 HI = 2 NO + 2 H2O + I2
Cu(HCO3)2 + K2SO4 = CuSO4 + KHCO3 =>
Cu(HCO3)2 + K2SO4 = CuSO4 + 2 KHCO3
KI + Pb(NO3)2 = IPb + K(NO3)2 =>
KI + Pb(NO3)2 = IPb + K(NO3)2
CH2OH + H2O = CH2O + H3O =>
CH2OH + H2O = CH2O + H3O
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