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2 B + 3 F2 = 2 BF3
SiF4 + NaOH = Na2SiO3 + NaF + H2O =>
SiF4 + 6 NaOH = Na2SiO3 + 4 NaF + 3 H2O
AuCl3(aq) + H2C2O4(aq) = Au(s) + CO2 + HCl =>
2 AuCl3(aq) + 3 H2C2O4(aq) = 2 Au(s) + 6 CO2 + 6 HCl
H2SO4 + KI = IH + K2SO4 =>
H2SO4 + 2 KI = 2 IH + K2SO4
As + H2O = As(OH) + H2 =>
2 As + 2 H2O = 2 As(OH) + H2
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
SbI3 + Sb(IO3)3 + HSiO4 = Sb4(SiO4)3 + I2 + H2O =>
23 SbI3 + Sb(IO3)3 + 18 HSiO4 = 6 Sb4(SiO4)3 + 36 I2 + 9 H2O
C8H8O + H2SO4 = C8H7 + H2O + HSO4 =>
C8H8O + H2SO4 = C8H7 + H2O + HSO4
Na(NO3)(s) = Na(NO2)(s) + O2(g) =>
2 Na(NO3)(s) = 2 Na(NO2)(s) + O2(g)
H2O + CO3 = O2 + CH3COOH =>
2 H2O + 2 CO3 = 3 O2 + CH3COOH
YNO3 + ZnPO4 = YPO4 + ZnNO3 =>
YNO3 + ZnPO4 = YPO4 + ZnNO3
H2SiF6 = SiF4 + HF =>
H2SiF6 = SiF4 + 2 HF
HCl + Zn = H2 + ZnCl2 =>
2 HCl + Zn = H2 + ZnCl2
H2 + Ta2O3 = Ta + H2O =>
3 H2 + Ta2O3 = 2 Ta + 3 H2O
Sr(NO3)2 + Na2CO3 = SrCO3Na2(NO3)2 =>
Sr(NO3)2 + Na2CO3 = SrCO3Na2(NO3)2
HClO3 + KOH = H2ClO + KO3 =>
HClO3 + KOH = H2ClO + KO3
Zn + OH = Zn(OH)2 =>
Zn + 2 OH = Zn(OH)2
CoCl2*6H2O + HCl + NH2CH2CH2NH2 + H2O2 = (Co(NH2CH2CH2NH2)2)Cl3 + H2O =>
2 CoCl2*6H2O + 2 HCl + 4 NH2CH2CH2NH2 + H2O2 = 2(Co(NH2CH2CH2NH2)2)Cl3 + 14 H2O
CH3O + O2 = CO2 + H2O =>
4 CH3O + 5 O2 = 4 CO2 + 6 H2O
N2O5 + H2O = HNO3 =>
N2O5 + H2O = 2 HNO3
CUCl2 + H2S = CUS + H2 + Cl2 =>
CUCl2 + H2S = CUS + H2 + Cl2
C3OH + O2 = CO2 + H2O =>
4 C3OH + 11 O2 = 12 CO2 + 2 H2O
NaCrO2 + PbO2 + NaOH = Na2CrO4 + Na2PbO2 + H2O =>
2 NaCrO2 + 3 PbO2 + 8 NaOH = 2 Na2CrO4 + 3 Na2PbO2 + 4 H2O
AgCl = Ag + Cl2 =>
2 AgCl = 2 Ag + Cl2
(CH3)2CHOH + H2SO4 = (CH3)2CHO + H3SO4 =>
(CH3)2CHOH + H2SO4 = (CH3)2CHO + H3SO4
Na2SO3 + S = Na2S2O3 =>
Na2SO3 + S = Na2S2O3
C4H9O2 + O2 = CO2 + H2O =>
4 C4H9O2 + 21 O2 = 16 CO2 + 18 H2O
Mg + H2O = Mg(OH)2 + H2 =>
Mg + 2 H2O = Mg(OH)2 + H2
S + O2 = SO3 =>
2 S + 3 O2 = 2 SO3
C7H6O2 + H2O = H3O + C6H5O2 =>
6 C7H6O2 + 7 H2O = 5 H3O + 7 C6H5O2
C3H7OH + (Cr2O7)2{-} + H{+} = C3H5OH + Cr3{+} + H2O =>
77 C3H7OH + 6(Cr2O7)2{-} + 14 H{+} = 77 C3H5OH + 8 Cr3{+} + 84 H2O
IC + Je = ICJe =>
IC + Je = ICJe
Sr + H2SO4 = SrSO4 + H2 =>
Sr + H2SO4 = SrSO4 + H2
KMnO4 + C2H4 + H2O = MnO2 + C2H4(OH)2 + KOH =>
2 KMnO4 + 3 C2H4 + 4 H2O = 2 MnO2 + 3 C2H4(OH)2 + 2 KOH
H2O(l) + Cl2(g) = HClO3(aq) + HCl(aq) =>
3 H2O(l) + 3 Cl2(g) = HClO3(aq) + 5 HCl(aq)
Na2FeO4 + HCl = NaCl + Cl2 + FeCl3 + H2O =>
2 Na2FeO4 + 16 HCl = 4 NaCl + 3 Cl2 + 2 FeCl3 + 8 H2O
AgCl = Ag + Cl =>
AgCl = Ag + Cl
SO2 + Cu(OH)2 = CuSO4 + H2 =>
SO2 + Cu(OH)2 = CuSO4 + H2
CsI + Br = CsBr + I =>
CsI + Br = CsBr + I
MgBr2 = Mg + Br =>
MgBr2 = Mg + 2 Br
Ba(s) + Br2(l) = Ba(s)Br(s) =>
2 Ba(s) + Br2(l) = 2 Ba(s)Br(s)
BaBr2 = Ba + Br =>
BaBr2 = Ba + 2 Br
C4H9COOH + C2H5OH = C3H7COOC4H9 + H2O =>
2 C4H9COOH + 3 C2H5OH = 2 C3H7COOC4H9 + 3 H2O
Mg + TiCl4 = MgCl2 + Ti =>
2 Mg + TiCl4 = 2 MgCl2 + Ti
Ni(CO3)2 + NaHCO3 = Ni(HCO3)2 + NaCO3 =>
Ni(CO3)2 + 2 NaHCO3 = Ni(HCO3)2 + 2 NaCO3
sulfuricacid + zinc = zincsulfate + Hydrogen =>
H2SO4 + Zn = ZnSO4 + H2
KClO3 + Na2C2O4 = K2CO3 + Na2CO3 + ClO2 =>
2 KClO3 + Na2C2O4 = K2CO3 + Na2CO3 + 2 ClO2
HBr(aq) + NaHCO3(aq) = NaBr(aq) + H2CO3 =>
HBr(aq) + NaHCO3(aq) = NaBr(aq) + H2CO3
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
K2O + HCl = H2O + Cl{-} + K{+} =>
K2O + 2 HCl = H2O + 2 Cl{-} + 2 K{+}
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