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5 B2O3 + 6 PCl5 = 10 BCl3 + 3 P2O5
CO2 + O2 = CO4 =>
CO2 + O2 = CO4
ZnSO4 + H2O = H2SO4 + Zn(OH)2 =>
ZnSO4 + 2 H2O = H2SO4 + Zn(OH)2
FePO4 + HCl = HPO4 + FeCl =>
FePO4 + HCl = HPO4 + FeCl
Zn + Ca(OH)2 = Zn(OH)3 + Ca =>
2 Zn + 3 Ca(OH)2 = 2 Zn(OH)3 + 3 Ca
KNO3 + S = SO2 + K2O + NO =>
4 KNO3 + 3 S = 3 SO2 + 2 K2O + 4 NO
CaBr2 + Cl2 = Br2 + CaCl =>
2 CaBr2 + Cl2 = 2 Br2 + 2 CaCl
Cu(s) + AgNO3(aq) = CuNO3(aq) + Ag(s) =>
Cu(s) + AgNO3(aq) = CuNO3(aq) + Ag(s)
OH{-} + MnO4{-} = MnO4{2-} + O2 + H2O =>
4 OH{-} + 4 MnO4{-} = 4 MnO4{2-} + O2 + 2 H2O
C6H5MgBr + H2O = C6H6 + MgOHBr =>
C6H5MgBr + H2O = C6H6 + MgOHBr
H2SO4 + FeCl2 + HCl = FeCl3 + S + H2O =>
H2SO4 + 6 FeCl2 + 6 HCl = 6 FeCl3 + S + 4 H2O
Pt + HCl = PtCl4 + H2 =>
Pt + 4 HCl = PtCl4 + 2 H2
Na2S(aq) + Mg(NO3)2(aq) = NaNO3(aq) + Mg2S2(s) =>
2 Na2S(aq) + 2 Mg(NO3)2(aq) = 4 NaNO3(aq) + Mg2S2(s)
CuSO4(ac) + Zn(NO3)2(ac) = Cu(NO3)2 + ZnSO4 =>
CuSO4(ac) + Zn(NO3)2(ac) = Cu(NO3)2 + ZnSO4
Ge + H = GeH =>
Ge + H = GeH
K2SO3 + H2S = K2S + H2SO3 =>
K2SO3 + H2S = K2S + H2SO3
NaOH + HPO3 = H2O + NaPO3 =>
NaOH + HPO3 = H2O + NaPO3
Nb + H2O = Nb(OH)5 + H2 =>
2 Nb + 10 H2O = 2 Nb(OH)5 + 5 H2
Fe + HO = FeO + H2O =>
Fe + 2 HO = FeO + H2O
Cu(NO3)2 + H2SO4 = CuSO4 + HNO3 =>
Cu(NO3)2 + H2SO4 = CuSO4 + 2 HNO3
C2H4O + Cl2 = CCl4 + HCl + HClO =>
C2H4O + 6 Cl2 = 2 CCl4 + 3 HCl + HClO
NaOH + SO4 = Na2SO4 + H2O2 =>
2 NaOH + SO4 = Na2SO4 + H2O2
Cr + Mn{2+} = Cr{3+} + Mn =>
2 Cr + 3 Mn{2+} = 2 Cr{3+} + 3 Mn
K4(Fe(CN)6) + KMnO4 + H2SO4 = Fe2(SO4)3 + CO2 + KNO3 + K2SO4 + MnSO4 + H2O =>
10 K4(Fe(CN)6) + 122 KMnO4 + 188 H2SO4 = 5 Fe2(SO4)3 + 60 CO2 + 60 KNO3 + 51 K2SO4 + 122 MnSO4 + 188 H2O
HBr + NH3 = NH4 + Br2 =>
2 HBr + 2 NH3 = 2 NH4 + Br2
Fe2O3 + Fe(OH)2 = FeO + Fe(OH)3 =>
Fe2O3 + 3 Fe(OH)2 = 3 FeO + 2 Fe(OH)3
K2Cr2O4 + BaCl2 = KCl + BaCr2O4 =>
K2Cr2O4 + BaCl2 = 2 KCl + BaCr2O4
Na2CO3 + HCl(aq) = NaCl + H2CO3 =>
Na2CO3 + 2 HCl(aq) = 2 NaCl + H2CO3
Ca0 + H2O = Ca(OH)2 + H2 =>
Ca0 + 2 H2O = Ca(OH)2 + H2
H2SO4 + HI = SO2 + I2 + H2O =>
H2SO4 + 2 HI = SO2 + I2 + 2 H2O
C2H4 + Ag2O = C2H4O2 + Ag =>
C2H4 + 2 Ag2O = C2H4O2 + 4 Ag
Pb + SO4 = Pb2(SO4)2 =>
2 Pb + 2 SO4 = Pb2(SO4)2
V + N2 = V3N2 =>
3 V + N2 = V3N2
CaCl2(aq) + NaNO3(aq) = CaNO3(aq) + NaCl2(aq) =>
CaCl2(aq) + NaNO3(aq) = CaNO3(aq) + NaCl2(aq)
HBr(g) = H2(g) + Br2(g) =>
2 HBr(g) = H2(g) + Br2(g)
Pb(OH)4 + H3AsO3 = Pb(H2AsO3)4 + H2O =>
Pb(OH)4 + 4 H3AsO3 = Pb(H2AsO3)4 + 4 H2O
Sr + AgCl = AgSr + Cl =>
Sr + AgCl = AgSr + Cl
Al2O3 + KOH + H2O = K3[Al(OH)6] =>
Al2O3 + 6 KOH + 3 H2O = 2 K3[Al(OH)6]
Cu(NO3)2 + NaI = CuI + I + NaNO3 =>
Cu(NO3)2 + 2 NaI = CuI + I + 2 NaNO3
Ba(NO3)2 = Ba + NO3 =>
Ba(NO3)2 = Ba + 2 NO3
(NH4)2SO4(aq) + Ca(OH)2(aq) = CaSO4(aq) + NH4OH(aq) =>
(NH4)2SO4(aq) + Ca(OH)2(aq) = CaSO4(aq) + 2 NH4OH(aq)
CH3OH(l) = H2(g) + CO(g) =>
CH3OH(l) = 2 H2(g) + CO(g)
NaClO + HClO = NaH + ClO =>
NaClO + HClO = NaH + 2 ClO
Si + H2 = SiH =>
2 Si + H2 = 2 SiH
KOH + CUCl2 = KCl + CU(OH)2 =>
2 KOH + CUCl2 = 2 KCl + CU(OH)2
C7H8O + KMnO4 + H2SO4 = C7H6O + K2SO4 + MnSO4 + H2O =>
5 C7H8O + 2 KMnO4 + 3 H2SO4 = 5 C7H6O + K2SO4 + 2 MnSO4 + 8 H2O
Me + HNO3 = Me(NO3)2 + NH4NO3 + H2O =>
4 Me + 10 HNO3 = 4 Me(NO3)2 + NH4NO3 + 3 H2O
BiO3 = Bi + O =>
BiO3 = Bi + 3 O
Hg2Cl2 + NH4OH = Hg + HgNH2Cl + NH4{+} + Cl{-} + H2O =>
Hg2Cl2 + 2 NH4OH = Hg + HgNH2Cl + NH4{+} + Cl{-} + 2 H2O
KHCO3 + H2SO4 = K2SO4 + H2O + CO2 =>
2 KHCO3 + H2SO4 = K2SO4 + 2 H2O + 2 CO2
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