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2 K2CrO4 + 3 NaNO2 + 10 HNO3 = 3 NaNO3 + 4 KNO3 + 5 H2O + 2 Cr(NO3)3
P4 + Cl2 = PCl3 =>
P4 + 6 Cl2 = 4 PCl3
Fe(SO4)3 + SO2 + H2O = Fe(OH)2 + H2SO4 =>
Fe(SO4)3 + 2 SO2 + 6 H2O = Fe(OH)2 + 5 H2SO4
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
TiO + O2 = TiO2 =>
2 TiO + O2 = 2 TiO2
K + B2O3 = K2O + B =>
6 K + B2O3 = 3 K2O + 2 B
Cl2 + NaBr = NaCl + Br2 =>
Cl2 + 2 NaBr = 2 NaCl + Br2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
As + Cl2 = AsCl5 =>
2 As + 5 Cl2 = 2 AsCl5
C7H8O + O2 = CO2 + H2O =>
2 C7H8O + 17 O2 = 14 CO2 + 8 H2O
Cl2 + NaI = NaCl + I2 =>
Cl2 + 2 NaI = 2 NaCl + I2
Mn3O4(s) + Al(s) = Mn(s) + Al2O3(s) =>
3 Mn3O4(s) + 8 Al(s) = 9 Mn(s) + 4 Al2O3(s)
KI + NaOH + KMnO4 = KIO3 + Na2MnO4 + K2MnO4 + H2O =>
KI + 6 NaOH + 6 KMnO4 = KIO3 + 3 Na2MnO4 + 3 K2MnO4 + 3 H2O
NaN3 = Na + N2 =>
2 NaN3 = 2 Na + 3 N2
BaS + Li3N = Ba3N2 + Li2S =>
3 BaS + 2 Li3N = Ba3N2 + 3 Li2S
HCHO2(aq) + LiOH(aq) = LiCHO2(aq) + H2O(l) =>
HCHO2(aq) + LiOH(aq) = LiCHO2(aq) + H2O(l)
Pb(NO3)2 + MgSO4 = PbSO4 + Mg(NO3)2 =>
Pb(NO3)2 + MgSO4 = PbSO4 + Mg(NO3)2
Zn(OH)2 + HI = ZnI2 + H2O =>
Zn(OH)2 + 2 HI = ZnI2 + 2 H2O
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
Pb(NO3)2 + Cr2(SO4)3 = Cr(NO3)3 + PbSO4 =>
3 Pb(NO3)2 + Cr2(SO4)3 = 2 Cr(NO3)3 + 3 PbSO4
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
PCl3 + O2 = POCl3 =>
2 PCl3 + O2 = 2 POCl3
Fe(OH)2 + HBr = FeOHBr + H2O =>
Fe(OH)2 + HBr = FeOHBr + H2O
MnF7 + H2O = Mn(OH)2 + HF + O2 =>
4 MnF7 + 18 H2O = 4 Mn(OH)2 + 28 HF + 5 O2
F2 + Hg = F{-} + Hg{2+} =>
F2 + Hg = 2 F{-} + Hg{2+}
Cl2 + NaI = NaCl + I2 =>
Cl2 + 2 NaI = 2 NaCl + I2
Rb + Br2 = RbBr =>
2 Rb + Br2 = 2 RbBr
Pb(OH)4 + Cu2O = PbO2 + CuOH =>
Pb(OH)4 + 2 Cu2O = PbO2 + 4 CuOH
V + O = VO =>
V + O = VO
HCl + MnO2 = Cl2 + MnCl2 + H2O =>
4 HCl + MnO2 = Cl2 + MnCl2 + 2 H2O
KCl + CO2 + H2O = KHCO3 + HCl =>
KCl + CO2 + H2O = KHCO3 + HCl
AgNO3(aq) + KOH(aq) = AgOH(s) + KNO3(aq) =>
AgNO3(aq) + KOH(aq) = AgOH(s) + KNO3(aq)
(C6H5)3CH3OH + HBr = (C6H5)3CBr + H2O + CH3 =>
43(C6H5)3CH3OH + 40 HBr = 40(C6H5)3CBr + 43 H2O + 57 CH3
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
BaO2 = BaO + O2 =>
2 BaO2 = 2 BaO + O2
K2CO3 + HCl = CO2 + H2O + KCl =>
K2CO3 + 2 HCl = CO2 + H2O + 2 KCl
NH3 + NO = N2 + H2O =>
4 NH3 + 6 NO = 5 N2 + 6 H2O
AlI3 + HgCl2 = AlCl3 + HgI2 =>
2 AlI3 + 3 HgCl2 = 2 AlCl3 + 3 HgI2
Mg3P2 + H2O = Mg(OH)2 + PH3 =>
Mg3P2 + 6 H2O = 3 Mg(OH)2 + 2 PH3
Rb + HC2H3O2 = RbC2H3O2 + H =>
Rb + HC2H3O2 = RbC2H3O2 + H
CaO(s) + CO2(g) = CaCO3 =>
CaO(s) + CO2(g) = CaCO3
Li3N + H2SO4 = (NH4)2SO4 + Li2SO4 =>
2 Li3N + 4 H2SO4 = (NH4)2SO4 + 3 Li2SO4
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
Ag2(NO3)2 + HCl = AgCl + HNO3 =>
Ag2(NO3)2 + 2 HCl = 2 AgCl + 2 HNO3
Al2(SO4)3*18H2O + NaHCO3 = Al(OH)3 + Na2SO4 + CO2 + H2O =>
Al2(SO4)3*18H2O + 6 NaHCO3 = 2 Al(OH)3 + 3 Na2SO4 + 6 CO2 + 18 H2O
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
K + SiO3 = KSiO3 =>
K + SiO3 = KSiO3
Mq + N2 = Mq3N2 =>
3 Mq + N2 = Mq3N2
Cu2S + KMnO4 + H2SO4 = CuSO4 + K2SO4 + MnSO4 + H2O =>
Cu2S + 2 KMnO4 + 4 H2SO4 = 2 CuSO4 + K2SO4 + 2 MnSO4 + 4 H2O
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