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Al2O3 + 3 Na2O = 2 Na3AlO3
CuO + H2 = Cu + H2O =>
CuO + H2 = Cu + H2O
I4O9 = I2O6 + I2O2 =>
4 I4O9 = 5 I2O6 + 3 I2O2
Mg(s) + Zn{2+}(aq) = Mg{2+}(aq) + Zn(s) =>
Mg(s) + Zn{2+}(aq) = Mg{2+}(aq) + Zn(s)
Cd + H2S = CdS2 + H2 =>
Cd + 2 H2S = CdS2 + 2 H2
FeC2O4*2H2O + NH4H2PO4 + Li2CO3 = LiFePO4 + CO2 + H2O + NH3 + H2 =>
2 FeC2O4*2H2O + 2 NH4H2PO4 + Li2CO3 = 2 LiFePO4 + 5 CO2 + 5 H2O + 2 NH3 + 2 H2
CuSO4(ac) + Fe(s) = Cu(s) + Fe2(SO4)3(ac) =>
3 CuSO4(ac) + 2 Fe(s) = 3 Cu(s) + Fe2(SO4)3(ac)
C12H22O12(s) + O2(g) = CO2(g) + H2O(g) =>
2 C12H22O12(s) + 23 O2(g) = 24 CO2(g) + 22 H2O(g)
CI + H2O = HCIO + HCI =>
2 CI + H2O = HCIO + HCI
Si + Na = SiNa =>
Si + Na = SiNa
C18H38 = C8H18 + C2H2 =>
C18H38 = 2 C8H18 + C2H2
K + Cu(NO3)2 = KNO3 + Cu =>
2 K + Cu(NO3)2 = 2 KNO3 + Cu
Pb(NO3)2(aq) + NH4OH(aq) = Pb(OH)2(s) + NH4NO3(aq) =>
Pb(NO3)2(aq) + 2 NH4OH(aq) = Pb(OH)2(s) + 2 NH4NO3(aq)
K2O + CrO3 = K2Cr2O7 =>
K2O + 2 CrO3 = K2Cr2O7
Co(OH)3 + H3AsO4 = Co(H2AsO4)3 + H2O =>
Co(OH)3 + 3 H3AsO4 = Co(H2AsO4)3 + 3 H2O
Ca(OH)2 + NaOH = Na2(Ca(OH)4) =>
Ca(OH)2 + 2 NaOH = Na2(Ca(OH)4)
HCOOH + Ca(OH)2 = (HCOO)2Ca + H2O =>
2 HCOOH + Ca(OH)2 = (HCOO)2Ca + 2 H2O
MgCl2 + KF = MgF2 + KCl =>
MgCl2 + 2 KF = MgF2 + 2 KCl
Zn + HCl(aq) = ZnCl(aq) + H2(g) =>
2 Zn + 2 HCl(aq) = 2 ZnCl(aq) + H2(g)
FeO3(s) + CO(g) = Fe(l) + CO2(g) =>
FeO3(s) + 3 CO(g) = Fe(l) + 3 CO2(g)
CH3COCH3 + NaIO = CH3COONa + CHI3 + NaOH =>
CH3COCH3 + 3 NaIO = CH3COONa + CHI3 + 2 NaOH
SiI4 + H2O = HI + H2SiO3 =>
SiI4 + 3 H2O = 4 HI + H2SiO3
Ni(s) + HNO3(aq) = Ni(NO3)2(aq) + H2O(l) + NO(g) =>
3 Ni(s) + 8 HNO3(aq) = 3 Ni(NO3)2(aq) + 4 H2O(l) + 2 NO(g)
Bi(OH)3 + NaOH = Na3(Bi(OH)6) =>
Bi(OH)3 + 3 NaOH = Na3(Bi(OH)6)
NH3 + O2(g) + CH4(g) = HCN(aq) + H2O(l) =>
2 NH3 + 3 O2(g) + 2 CH4(g) = 2 HCN(aq) + 6 H2O(l)
CuO + H2 = Cu + H2O =>
CuO + H2 = Cu + H2O
C3H7COOH + CaCO3 = Ca(C3H7COO)2 + H2O + CO2 =>
2 C3H7COOH + CaCO3 = Ca(C3H7COO)2 + H2O + CO2
K2Cr2O7(aq) + HCl(aq) = KCl(aq) + CrCl3(aq) + H2O(l) + Cl2(g) =>
K2Cr2O7(aq) + 14 HCl(aq) = 2 KCl(aq) + 2 CrCl3(aq) + 7 H2O(l) + 3 Cl2(g)
Si + H2 = SiH =>
2 Si + H2 = 2 SiH
Na2CO3(s) + HCl(aq) = NaCl + CO2 + H2O =>
Na2CO3(s) + 2 HCl(aq) = 2 NaCl + CO2 + H2O
HNO3 + H = NO + H2O =>
HNO3 + 3 H = NO + 2 H2O
N + O2 = NO2 =>
N + O2 = NO2
CuSO4*5H2O + NH3 = CuSO4*3Cu(OH)2 + (NH4)2SO4 + H2O =>
4 CuSO4*5H2O + 6 NH3 = CuSO4*3Cu(OH)2 + 3(NH4)2SO4 + 14 H2O
HCl + Cr(OH)3 = CrCl3 + H2O =>
3 HCl + Cr(OH)3 = CrCl3 + 3 H2O
CuSO4 + AgNo3 = Ag2SO4 + Cu(No3)2 =>
CuSO4 + 2 AgNo3 = Ag2SO4 + Cu(No3)2
CH2NOH + O2 = CO2 + N2 + H2O =>
4 CH2NOH + 5 O2 = 4 CO2 + 2 N2 + 6 H2O
Pb(NO3)2(aq) + NH4OH(aq) = Pb(OH)2(s) + NH4(NO3)(aq) =>
Pb(NO3)2(aq) + 2 NH4OH(aq) = Pb(OH)2(s) + 2 NH4(NO3)(aq)
(NH4)2CrO4 + Pb(NO3)2 = (NH4)(NO3) + PbCrO4 =>
(NH4)2CrO4 + Pb(NO3)2 = 2(NH4)(NO3) + PbCrO4
CH3CH2CHOHCH3 + K2Cr2O7 + H2SO4 = CH3CH2COCH3 + Cr2(SO4)3 + K2SO4 + H2O =>
3 CH3CH2CHOHCH3 + K2Cr2O7 + 4 H2SO4 = 3 CH3CH2COCH3 + Cr2(SO4)3 + K2SO4 + 7 H2O
SnCl4 + H2 = SnCl2 + HCl =>
SnCl4 + H2 = SnCl2 + 2 HCl
C7H5N3O6 + O2 = CO2 + H2O + N2 =>
4 C7H5N3O6 + 21 O2 = 28 CO2 + 10 H2O + 6 N2
C + H + N + O = CHNO =>
C + H + N + O = CHNO
CuSO4 + H2SO4 = CuO3 + SO2 + H2O =>
CuSO4 + H2SO4 = CuO3 + 2 SO2 + H2O
FeO + CaO = Fe + CaO2 =>
FeO + CaO = Fe + CaO2
Zn + Na = ZnNa =>
Zn + Na = ZnNa
Rb(s) + Cl2(g) = RbCl2(s) =>
Rb(s) + Cl2(g) = RbCl2(s)
I2 + HSO3{-} + H2O = I{-} + HSO4{-} + H3O{+} =>
I2 + HSO3{-} + 3 H2O = 2 I{-} + HSO4{-} + 2 H3O{+}
Cr2(SO4)3 = Cr{3+} + SO4{2-} =>
Cr2(SO4)3 = 2 Cr{3+} + 3 SO4{2-}
AgI + NH4OH = Ag(NH3)2I + H2O =>
AgI + 2 NH4OH = Ag(NH3)2I + 2 H2O
KO2 + CO3 = K2CO3 + O2 =>
2 KO2 + CO3 = K2CO3 + 2 O2
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