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H3AsO3 + H2O = HAsO4{-2} + 4 H{+} + 2e
H2SO3 + Mg = MgSO3 + H =>
H2SO3 + Mg = MgSO3 + 2 H
NH2 + O = NO + H2O =>
NH2 + 2 O = NO + H2O
KBr + CH3COOH + KMnO4 = Br2 + Mn(CH3COO)2 + CH3COOK + H2O =>
10 KBr + 16 CH3COOH + 2 KMnO4 = 5 Br2 + 2 Mn(CH3COO)2 + 12 CH3COOK + 8 H2O
H3PO4 + CaO = Ca3 + (PO4) + H2O =>
2 H3PO4 + 3 CaO = Ca3 + 2(PO4) + 3 H2O
C2H6 + O2 = CH3COOH + H2O =>
2 C2H6 + 3 O2 = 2 CH3COOH + 2 H2O
Si + F = SiF4 =>
Si + 4 F = SiF4
Cu(CO3)2 + HCl = Cu(HCO3)2 + Cl =>
Cu(CO3)2 + 2 HCl = Cu(HCO3)2 + 2 Cl
H3PO4 + CaO = Ca3 + (PO4) + H2O =>
2 H3PO4 + 3 CaO = Ca3 + 2(PO4) + 3 H2O
H2 + WO3 = H2W + O3 =>
H2 + WO3 = H2W + O3
KI + FeCl3 = K(Cl3) + FeI =>
KI + FeCl3 = K(Cl3) + FeI
CrCl3 + KOH + Cl2 = K2CrO4 + KCl + H2O =>
2 CrCl3 + 16 KOH + 3 Cl2 = 2 K2CrO4 + 12 KCl + 8 H2O
C4H4 + HCl = C4H10 + Cl =>
C4H4 + 6 HCl = C4H10 + 6 Cl
CH5OH + O2 = CO2 + H2O =>
CH5OH + 2 O2 = CO2 + 3 H2O
CaMg(C2H3O2)2 = Ca(C2H3O2)2Mg =>
CaMg(C2H3O2)2 = Ca(C2H3O2)2Mg
K + N2 = K3N =>
6 K + N2 = 2 K3N
Na3PO4 + Ca(NO3)2 = NaNO3 + Ca3(PO4)2 =>
2 Na3PO4 + 3 Ca(NO3)2 = 6 NaNO3 + Ca3(PO4)2
K2Cr2O7 + H2SO4 + Fe2SO4 = Fe2(SO4)3 + Cr2(SO4)3 + K2SO4 + H2O =>
2 K2Cr2O7 + 14 H2SO4 + 3 Fe2SO4 = 3 Fe2(SO4)3 + 2 Cr2(SO4)3 + 2 K2SO4 + 14 H2O
Na2CO3(g) + HCl(aq) = CO2(g) + H2O(l) + NaCl(aq) =>
Na2CO3(g) + 2 HCl(aq) = CO2(g) + H2O(l) + 2 NaCl(aq)
K + BeCl2 = KCl + Be =>
2 K + BeCl2 = 2 KCl + Be
MgCO3 + HCl = MgCl2 + CO2 + H2O =>
MgCO3 + 2 HCl = MgCl2 + CO2 + H2O
Na2CO3 + Pb = Pb2CO3 + Na =>
Na2CO3 + 2 Pb = Pb2CO3 + 2 Na
Ba + P = BaP =>
Ba + P = BaP
Al3 + HNO3 = AlNO3 + H2 =>
2 Al3 + 6 HNO3 = 6 AlNO3 + 3 H2
C + NO3{-} + H{+} = NO2 + CO2 + H2O =>
C + 4 NO3{-} + 4 H{+} = 4 NO2 + CO2 + 2 H2O
Cr2S3 + HCl = CrCl3 + H2S =>
Cr2S3 + 6 HCl = 2 CrCl3 + 3 H2S
CH3COONa + H2O = CH3COOH + NaOH = CO2 =>
CH3COONa + H2O = CH3COOH + NaOH
Ca + HOH = Ca2OH + H =>
2 Ca + HOH = Ca2OH + H
K + N2 = KN2 =>
K + N2 = KN2
Ti + H2SO4 = Ti(HSO4)2 + S2 + H2O =>
6 Ti + 14 H2SO4 = 6 Ti(HSO4)2 + S2 + 8 H2O
Al + NaOH + H2O = NaAlO2 + H2 =>
2 Al + 2 NaOH + 2 H2O = 2 NaAlO2 + 3 H2
Ca3(PO4)2 + H3PO4 = Ca(H2PO4)2 =>
Ca3(PO4)2 + 4 H3PO4 = 3 Ca(H2PO4)2
K + N2 = KN3 =>
2 K + 3 N2 = 2 KN3
CuO + H2SO4 = CuSO4 + H2O =>
CuO + H2SO4 = CuSO4 + H2O
I2 = I =>
I2 = 2 I
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
P4 + H2 = PH3 =>
P4 + 6 H2 = 4 PH3
SrC2O4 + KMnO4 + H2SO4 = SrSO4 + MnSO4 + K2SO4 + H2O + CO2 =>
5 SrC2O4 + 2 KMnO4 + 8 H2SO4 = 5 SrSO4 + 2 MnSO4 + K2SO4 + 8 H2O + 10 CO2
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
Al + CaSiO3 + Fe2O3 = CaO + Al2O3 + FeSi =>
14 Al + 6 CaSiO3 + 3 Fe2O3 = 6 CaO + 7 Al2O3 + 6 FeSi
Cu(NO3)2 + NH3 + H2O = Cu(NH3)4 + OH =>
Cu(NO3)2 + 2 NH3 + 12 H2O = Cu(NH3)4 + 18 OH
Pb + Ag2O = Ag + PbO2 =>
Pb + 2 Ag2O = 4 Ag + PbO2
KNO3(aq) + BaCl2(aq) = KCl + Ba(NO3)2 =>
2 KNO3(aq) + BaCl2(aq) = 2 KCl + Ba(NO3)2
Sn + Bi + Se = Sn155Bi400Se700 =>
155 Sn + 400 Bi + 700 Se = Sn155Bi400Se700
C26H22O2 + C3H8O = C22H20O + H2O =>
13 C26H22O2 + 12 C3H8O = 17 C22H20O + 21 H2O
P4O10 + CaO = Ca3[PO4]2 =>
P4O10 + 6 CaO = 2 Ca3[PO4]2
Fe2O3(s) + CO(g) = Fe3O4(s) + CO2(g) =>
3 Fe2O3(s) + CO(g) = 2 Fe3O4(s) + CO2(g)
La2O3 + HCl = LaCl3 + H2O =>
La2O3 + 6 HCl = 2 LaCl3 + 3 H2O
CaSO3 + HI = CaI2 + H2O + SO2 =>
CaSO3 + 2 HI = CaI2 + H2O + SO2
Fr + HNO3 = FrNO3 + NH4NO3 + H2O =>
8 Fr + 10 HNO3 = 8 FrNO3 + NH4NO3 + 3 H2O
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