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2 FeFeCl3 = 3 Cl2 + 4 Fe
C8H11N3O2 + H6N2O + H2SO4 = C8H14N8O6S + C4H10NO2S + H2O =>
28 C8H11N3O2 + 43 H6N2O + 37 H2SO4 = 19 C8H14N8O6S + 18 C4H10NO2S + 97 H2O
Na2CO3(aq) + HNO3(aq) = NaNO3(aq) + CO2 + HOH(l) =>
Na2CO3(aq) + 2 HNO3(aq) = 2 NaNO3(aq) + CO2 + HOH(l)
Cu(NO3)2*3H2O = Cu + NO2 + O2 + H2O =>
Cu(NO3)2*3H2O = Cu + 2 NO2 + O2 + 3 H2O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Na + FeCl3 = Fe2 + NaCl =>
6 Na + 2 FeCl3 = Fe2 + 6 NaCl
CaCl2 + AgBr = CaBr2 + AgCl =>
CaCl2 + 2 AgBr = CaBr2 + 2 AgCl
FeCl3 + KOH = Fe(OH)3 + KCl* =>
FeCl3 + 3 KOH = Fe(OH)3 + 3 KCl*
Cr + O3(g) = Cr2O3(s) =>
2 Cr + O3(g) = Cr2O3(s)
B2O3 + HF = BF3 + H2O =>
B2O3 + 6 HF = 2 BF3 + 3 H2O
Zn(oh)2 + NaOH + H2O = Na2Zn(OH)4 + H2 =>
Zn(oh)2 + 4 NaOH + 4 H2O = 2 Na2Zn(OH)4 + 2 H2
Cr2O3(s) + CCl4(l) = CrCl3(s) + COCl2(aq) =>
Cr2O3(s) + 3 CCl4(l) = 2 CrCl3(s) + 3 COCl2(aq)
K2S + CaI2 = KI + CaS =>
K2S + CaI2 = 2 KI + CaS
ZrOCl2*8H2O + H3PO4 = Zr(HPO4)2*H2O + HCl + H2O =>
ZrOCl2*8H2O + 2 H3PO4 = Zr(HPO4)2*H2O + 2 HCl + 8 H2O
K2O2 + HBr = Br2K2 + H2O2 =>
K2O2 + 2 HBr = Br2K2 + H2O2
KI + AgNO3 = I2 + Ag + KNO3 =>
2 KI + 2 AgNO3 = I2 + 2 Ag + 2 KNO3
Cu2O(s) + O2(g) = CuO(s) =>
2 Cu2O(s) + O2(g) = 4 CuO(s)
Na2S + NaIO3 + H2SO4 = NaHSO4 + H2O + I2 =>
5 Na2S + 8 NaIO3 + 13 H2SO4 = 18 NaHSO4 + 4 H2O + 4 I2
Al + PbI = AlPb + I =>
Al + PbI = AlPb + I
CH3COOH + CaOH = CaC2H3O2 + H2O =>
CH3COOH + CaOH = CaC2H3O2 + H2O
Al(CH3O2)3 + Ba(OH) = Al(OH)3 + BaCH3O2 =>
Al(CH3O2)3 + 3 Ba(OH) = Al(OH)3 + 3 BaCH3O2
Na2S + HCe = H2S + NaCe =>
Na2S + 2 HCe = H2S + 2 NaCe
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
FeBr2(aq) + K2CO3(aq) = FeCO3 + KBr =>
FeBr2(aq) + K2CO3(aq) = FeCO3 + 2 KBr
C7H6O2 + NaOH = C6H5COONa + H2O =>
C7H6O2 + NaOH = C6H5COONa + H2O
ZnCl2 = Zn + Cl2 =>
ZnCl2 = Zn + Cl2
NaH + BCl3 = NaCl + BH3 =>
3 NaH + BCl3 = 3 NaCl + BH3
HNO3 + HCl + V = HVCl6 + NO + H2O =>
5 HNO3 + 18 HCl + 3 V = 3 HVCl6 + 5 NO + 10 H2O
Na3N + K2SO4 = K3N + Na2SO4 =>
2 Na3N + 3 K2SO4 = 2 K3N + 3 Na2SO4
C4H8 + KMnO4 + KOH = CH3COOK + K2MnO4 + H2O =>
C4H8 + 8 KMnO4 + 10 KOH = 2 CH3COOK + 8 K2MnO4 + 6 H2O
K3PO4(s) + AI(NO3)3(s) = KNO3(s) + AIPO4(s) =>
K3PO4(s) + AI(NO3)3(s) = 3 KNO3(s) + AIPO4(s)
FeCl3 + Fe(OH)3 = Fe2O3 + HCl =>
FeCl3 + Fe(OH)3 = Fe2O3 + 3 HCl
AlCl3 + Ca(OH)2 = Al(OH)3 + CaCl2 =>
2 AlCl3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaCl2
H3PO4 + Zn = ZnHPO4 + H2 =>
H3PO4 + Zn = ZnHPO4 + H2
CHON + H2O = CH4 + CO3 + NH3 =>
5 CHON + 7 H2O = CH4 + 4 CO3 + 5 NH3
BaCl2 + Na2S4 = Na2Cl2 + BaS4 =>
BaCl2 + Na2S4 = Na2Cl2 + BaS4
Fe + O = Fe4O =>
4 Fe + O = Fe4O
CuFeS2 + HNO3 = CuSO4 + Fe2(SO4)3 + Fe(NO3)22 + NO + H2O =>
9 CuFeS2 + 136 HNO3 = 9 CuSO4 + 3 Fe2(SO4)3 + 3 Fe(NO3)22 + 70 NO + 68 H2O
Cr4C3 + HNO3 = Cr(NO3)2 + NO + CO2 + H2O =>
3 Cr4C3 + 44 HNO3 = 12 Cr(NO3)2 + 20 NO + 9 CO2 + 22 H2O
H2O + O2 = OH =>
2 H2O + O2 = 4 OH
Sb(OH)3 + NaOH = Na3(Sb(OH)6) =>
Sb(OH)3 + 3 NaOH = Na3(Sb(OH)6)
Ca + HNO3 = CaHNO3 =>
Ca + HNO3 = CaHNO3
FeCl3 + CH3COO = CH3COOFe + Cl =>
FeCl3 + CH3COO = CH3COOFe + 3 Cl
Fe(OH)2 + OH{-} = Fe(OH)3 + {-} =>
Fe(OH)2 + OH{-} = Fe(OH)3 + e
NaBr + MnO2 + H2SO4 = MnSO4 + Br2 + H2O + Na2SO4 =>
2 NaBr + MnO2 + 2 H2SO4 = MnSO4 + Br2 + 2 H2O + Na2SO4
P + K = KP =>
P + K = KP
Ni + FeF2 = NiF3 + Fe =>
2 Ni + 3 FeF2 = 2 NiF3 + 3 Fe
KF + BaBr{2+} = BaF{2+} + KBr =>
KF + BaBr{2+} = BaF{2+} + KBr
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
CN{-} + ClO2{-} = CNO{-} + Cl{-}BaSIC =>
2 CN{-} + ClO2{-} = 2 CNO{-} + Cl{-}BaSIC
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