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K2O + H2O + Zn = K2[Zn(OH)2]
MgSO4 + HNO3 = Mg(NO3)2 + H2 + SO4 =>
MgSO4 + 2 HNO3 = Mg(NO3)2 + H2 + SO4
Ca(OH)2(s) + HNO3(aq) = Ca(NO3)2(aq) + H2O(l) =>
Ca(OH)2(s) + 2 HNO3(aq) = Ca(NO3)2(aq) + 2 H2O(l)
Sb + NaOH + H2O = NaSbO2 + H2 =>
2 Sb + 2 NaOH + 2 H2O = 2 NaSbO2 + 3 H2
FrF = Fr + F2 =>
2 FrF = 2 Fr + F2
Ba(ClO3)2 = BaCl2 + O2 =>
Ba(ClO3)2 = BaCl2 + 3 O2
CuO + Cl = CuCl + O2 =>
2 CuO + 2 Cl = 2 CuCl + O2
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
S + CuSO4 = S(SO4) + Cu =>
S + CuSO4 = S(SO4) + Cu
Mg(s) + CuSO4 = MgSO4 + Cu(s) =>
Mg(s) + CuSO4 = MgSO4 + Cu(s)
Ne + O2 = Ne2O3 =>
4 Ne + 3 O2 = 2 Ne2O3
NaNO3 + Pb = NaNO2 + PbO =>
NaNO3 + Pb = NaNO2 + PbO
Cl2 + NaOH + H = NaCl + H2O =>
Cl2 + 2 NaOH + 2 H = 2 NaCl + 2 H2O
SiH4(g) + O2(g) = SiO2(s) + H2O(l) =>
SiH4(g) + 2 O2(g) = SiO2(s) + 2 H2O(l)
Rb + N = RbN3 =>
Rb + 3 N = RbN3
K2[Be(OH)4] = KOH + Be(OH)2 =>
K2[Be(OH)4] = 2 KOH + Be(OH)2
Cs + HNO3 = CsNO3 + NH4NO3 + H2O =>
8 Cs + 10 HNO3 = 8 CsNO3 + NH4NO3 + 3 H2O
Cl2 + NaI2 = I2 + NaCl2 =>
Cl2 + NaI2 = I2 + NaCl2
C2H4 + O2 = HO + CO =>
C2H4 + 3 O2 = 4 HO + 2 CO
CrO4 = Cr2O7 + O2 =>
4 CrO4 = 2 Cr2O7 + O2
Au + N2 = Au3N =>
6 Au + N2 = 2 Au3N
NaCH3COO + O2 = CO2 + H2O + NaOH =>
NaCH3COO + 2 O2 = 2 CO2 + H2O + NaOH
H3PO2 + Cr2O7{-2} + H{+} = H3PO4 + Cr{+3} + H2O =>
3 H3PO2 + 2 Cr2O7{-2} + 16 H{+} = 3 H3PO4 + 4 Cr{+3} + 8 H2O
KJ + KJO3 + H2SO4 = J2 + K2SO4 + H2O =>
5 KJ + KJO3 + 3 H2SO4 = 3 J2 + 3 K2SO4 + 3 H2O
Pb + NHO3 = Pb(NO3)2 + NO + H2O =>
3 Pb + 8 NHO3 = 3 Pb(NO3)2 + 2 NO + 4 H2O
H2S + Ba(OH)2 = BaS + H2O =>
H2S + Ba(OH)2 = BaS + 2 H2O
CH3COOH + Ca(HCO3)2 = Ca(CH3COO)2 + CO2 + H2O =>
2 CH3COOH + Ca(HCO3)2 = Ca(CH3COO)2 + 2 CO2 + 2 H2O
C6H8O7 + NaCl = C6H5Na3O7 + HCl =>
C6H8O7 + 3 NaCl = C6H5Na3O7 + 3 HCl
Cr + KOH + H2O = K[Cr(OH)4] + H =>
Cr + KOH + 3 H2O = K[Cr(OH)4] + 3 H
Fe2 + S = FeS =>
Fe2 + 2 S = 2 FeS
Mg(H2BO3)2 = Mg + H2BO3 =>
Mg(H2BO3)2 = Mg + 2 H2BO3
NO + Cl2 = NOCl =>
2 NO + Cl2 = 2 NOCl
Cu + Fe2O3 = CuO3 + Fe2 =>
Cu + Fe2O3 = CuO3 + Fe2
SIO + H2O = H2SIO2 =>
SIO + H2O = H2SIO2
CH4 + Br2 = CHBr3 + HBr =>
CH4 + 3 Br2 = CHBr3 + 3 HBr
C5H8 + Cl2 = C5H8Cl =>
2 C5H8 + Cl2 = 2 C5H8Cl
S + KCl = SCl2 + K =>
S + 2 KCl = SCl2 + 2 K
Mg{2-} + Zn{2+} + O2 = ZnO + MgO =>
Mg{2-} + Zn{2+} + O2 = ZnO + MgO
NaOH + HC1 = NaC1 + H2O =>
NaOH + HC1 = NaC1 + H2O
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
Si + CH3Cl = (CH3)2SiCl2 =>
Si + 2 CH3Cl = (CH3)2SiCl2
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
KMnO4 + Ni(NO3)2 = KNO3 + Ni(MnO4)2 =>
2 KMnO4 + Ni(NO3)2 = 2 KNO3 + Ni(MnO4)2
Fe(NO3)3 = Fe2O3 + N2 + O2 =>
4 Fe(NO3)3 = 2 Fe2O3 + 6 N2 + 15 O2
Rb3N = Rb + N2 =>
2 Rb3N = 6 Rb + N2
H + MoO3 = Mo + OH3 =>
9 H + MoO3 = Mo + 3 OH3
SO2 + H2O + BaCl2 + Br2 = BaSO4 + HBr + HCl =>
SO2 + 2 H2O + BaCl2 + Br2 = BaSO4 + 2 HBr + 2 HCl
N2(HI)3(s) = N2(g) + NH4I(s) + I2(s) =>
8 N2(HI)3(s) = 5 N2(g) + 6 NH4I(s) + 9 I2(s)
AgNO3 + HF = AgF + HNO3 =>
AgNO3 + HF = AgF + HNO3
NH4Cl + HCl = NH4H + Cl =>
NH4Cl + HCl = NH4H + 2 Cl
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