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2 HCl(aq) + CaCO3 = H2O(l) + CO2(g) + CaCl2(aq)
NH3(g) + O2(g) + CH4(g) = HCN(aq) + H2O(l) =>
2 NH3(g) + 3 O2(g) + 2 CH4(g) = 2 HCN(aq) + 6 H2O(l)
FeO + O2 = Fe2(O3) =>
4 FeO + O2 = 2 Fe2(O3)
Li + Cr = LiCr =>
Li + Cr = LiCr
CoSe = Co{-} + Se{+} =>
CoSe = Co{-} + Se{+}
H2O + CO2 = C7H8 + O2 =>
4 H2O + 7 CO2 = C7H8 + 9 O2
H3SbO3 + H2S = Sb2S3 + H2O =>
2 H3SbO3 + 3 H2S = Sb2S3 + 6 H2O
Mn + O2 = Mn6O2 =>
6 Mn + O2 = Mn6O2
AgF + Zn = ZnF2 + Ag =>
2 AgF + Zn = ZnF2 + 2 Ag
Na2(SO4) + KI = NaI + K2(SO4) =>
Na2(SO4) + 2 KI = 2 NaI + K2(SO4)
KCN + KMnO4 + H2O = KCNO + MnO2 + KOH =>
3 KCN + 2 KMnO4 + H2O = 3 KCNO + 2 MnO2 + 2 KOH
Cu(aq) + S(aq) = CuS =>
Cu(aq) + S(aq) = CuS
Ca(OH)2 + Cr2O3 = Cr(OH)3 + CaO =>
3 Ca(OH)2 + Cr2O3 = 2 Cr(OH)3 + 3 CaO
Na2Cr2O7 + HCl = NaCl + CrCl3 + H2O + Cl2 =>
Na2Cr2O7 + 14 HCl = 2 NaCl + 2 CrCl3 + 7 H2O + 3 Cl2
LiO + HI = LiI2 + H2O =>
LiO + 2 HI = LiI2 + H2O
VOCl2 + HCl + Zn = VCl3 + ZnCl2 + H2O =>
2 VOCl2 + 4 HCl + Zn = 2 VCl3 + ZnCl2 + 2 H2O
Rb + RbNO3 = Rb2O + N2 =>
10 Rb + 2 RbNO3 = 6 Rb2O + N2
Na + ZnOH = Zn + NaOH =>
Na + ZnOH = Zn + NaOH
Na + Zn(NO3)2 = NaNO3 + Zn =>
2 Na + Zn(NO3)2 = 2 NaNO3 + Zn
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
Mg + IO4 = Mg(IO4)2 =>
Mg + 2 IO4 = Mg(IO4)2
FeAsS(s) + O2(g) = FeS(s) + As2O3(s) =>
4 FeAsS(s) + 3 O2(g) = 4 FeS(s) + 2 As2O3(s)
SiBr4 + H2O = HBr + SiO2 =>
SiBr4 + 2 H2O = 4 HBr + SiO2
NiSO4 + Fe(OH)3 = Fe2(SO4)3 + Ni(OH)2 =>
3 NiSO4 + 2 Fe(OH)3 = Fe2(SO4)3 + 3 Ni(OH)2
NaS = Na4S4 =>
4 NaS = Na4S4
P2O3 + H2O = HPO4 + PO =>
5 P2O3 + H2O = 2 HPO4 + 8 PO
Fe(SO4) + Cu = Cu2(SO4) + Fe =>
Fe(SO4) + 2 Cu = Cu2(SO4) + Fe
Mg + Fe(III)Cl = MgCl + Fe(III) =>
Mg + Fe(III)Cl = MgCl + Fe(III)
NH3ClNaOH = NH3OHNaCl =>
NH3ClNaOH = NH3OHNaCl
Ag(s) + H2S(g) = Ag2S(s) + H2(g) =>
2 Ag(s) + H2S(g) = Ag2S(s) + H2(g)
NaNO3 + Zn + NaOH + H2O = NH3 + Na2[Zn(OH)4] =>
NaNO3 + 4 Zn + 7 NaOH + 6 H2O = NH3 + 4 Na2[Zn(OH)4]
OH{-} + CH3OH + MnO4{-} = MnO4{2-} + CO3{2-} + H2O =>
8 OH{-} + CH3OH + 6 MnO4{-} = 6 MnO4{2-} + CO3{2-} + 6 H2O
C6H5CO2H(aq) + NaOH(s) = NaC6H5CO2 + H2O =>
C6H5CO2H(aq) + NaOH(s) = NaC6H5CO2 + H2O
MgCl2 + Li2(SO4) = Mg(SO4) + LiCl =>
MgCl2 + Li2(SO4) = Mg(SO4) + 2 LiCl
Mn(s) + Fe(NO3)3(aq) = Mn(NO3)2(aq) + Fe =>
3 Mn(s) + 2 Fe(NO3)3(aq) = 3 Mn(NO3)2(aq) + 2 Fe
Ai + P = Ai3P3 =>
3 Ai + 3 P = Ai3P3
C12H22 + O2 = H2O + CO2 =>
2 C12H22 + 35 O2 = 22 H2O + 24 CO2
H2SiO3 + NaCl = Na2SiO3 + HCl =>
H2SiO3 + 2 NaCl = Na2SiO3 + 2 HCl
HFBa = HBaF =>
HFBa = HBaF
C8H7O2COOH + NaOH = NaC7H5O3 + H2O =>
7 C8H7O2COOH + 9 NaOH = 9 NaC7H5O3 + 10 H2O
K2Cr2O7 + Zn + Na(CH3CO2) + HCl = [Cr(CH3CO2)2]2(H2O)2 + KCl + NaCl + Zn(Cl)2 + H2O =>
K2Cr2O7 + 4 Zn + 4 Na(CH3CO2) + 14 HCl = [Cr(CH3CO2)2]2(H2O)2 + 2 KCl + 4 NaCl + 4 Zn(Cl)2 + 5 H2O
Sn(OH)2 + H2SO4 = SnSO4 + H2O =>
Sn(OH)2 + H2SO4 = SnSO4 + 2 H2O
Al2O3Al + O2 = Al2O3 =>
4 Al2O3Al + 3 O2 = 6 Al2O3
Zn + H2SO4 + K2Cr2O7 = ZnSO4 + K2SO4 + Cr2(SO4)3 + H2O =>
3 Zn + 7 H2SO4 + K2Cr2O7 = 3 ZnSO4 + K2SO4 + Cr2(SO4)3 + 7 H2O
Ca + C + O = CaCO3 =>
Ca + C + 3 O = CaCO3
PCI5 + H2O = H3PO4 + H + C + I =>
PCI5 + 4 H2O = H3PO4 + 5 H + C + 5 I
K(OH) + HCl = KCl + H2O =>
K(OH) + HCl = KCl + H2O
NaNO3 + (NH4)2SO4 = N2O + H2O + Na2SO4 =>
2 NaNO3 + (NH4)2SO4 = 2 N2O + 4 H2O + Na2SO4
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
Zn + O2 = ZnO =>
2 Zn + O2 = 2 ZnO
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