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3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
ReCl5 + SbCl3 = ReCl4 + SbCl5 =>
2 ReCl5 + SbCl3 = 2 ReCl4 + SbCl5
Hg2{+} + Pb2 = Hg + Pb2{+} =>
Hg2{+} + Pb2 = 2 Hg + Pb2{+}
C2O2 = C + O =>
C2O2 = 2 C + 2 O
C2H6 + NaOH = C2H5OH + Na + H2O =>
C2H6 + 2 NaOH = C2H5OH + 2 Na + H2O
K2CO3(aq) + CuF(aq) = KF(s) + CCu2O3(aq) =>
K2CO3(aq) + 2 CuF(aq) = 2 KF(s) + CCu2O3(aq)
Cu(NO3)2 + HCl = H(NO3)2 + CuCl =>
Cu(NO3)2 + HCl = H(NO3)2 + CuCl
SO3 = SO + O =>
SO3 = SO + 2 O
C3H5N2O9 = CO2 + H2O + N2 + O2 =>
4 C3H5N2O9 = 12 CO2 + 10 H2O + 4 N2 + O2
Cr2O3 + NaOH + O2 = Na2CrO4 + Cr(OH)2 =>
2 Cr2O3 + 4 NaOH + O2 = 2 Na2CrO4 + 2 Cr(OH)2
{-}x = {-}4x =>
{-}x = {-}4x
H3PO4 + OH + Ba = Ba3PO42 + H2O =>
H3PO4 + 79 OH + 3 Ba = Ba3PO42 + 41 H2O
HCl + Ba(OH)2 = BaCl2 + H2 + O2 =>
2 HCl + Ba(OH)2 = BaCl2 + 2 H2 + O2
KMnO4 = K2MnO + MnO + O2 =>
2 KMnO4 = K2MnO + MnO + 3 O2
C3H7OH + NO3{-} + H{+} = CO2 + N2 + H2O =>
5 C3H7OH + 18 NO3{-} + 18 H{+} = 15 CO2 + 9 N2 + 29 H2O
FeCl3 + K3[Fe(CN)6] + SnCl2 = SnCl4 + Fe3[Fe(CN)6]2 + KCl =>
6 FeCl3 + 4 K3[Fe(CN)6] + 3 SnCl2 = 3 SnCl4 + 2 Fe3[Fe(CN)6]2 + 12 KCl
CuSO4 + H2O = CuSO4*5H20 + O2 =>
CuSO4 + 50 H2O = CuSO4*5H20 + 25 O2
KMnO4(s) + NaCl + H2SO4 = Cl2 + K2SO4 + MnSO4 + H2O + Na2SO4 =>
2 KMnO4(s) + 10 NaCl + 8 H2SO4 = 5 Cl2 + K2SO4 + 2 MnSO4 + 8 H2O + 5 Na2SO4
Sb + HNO3 = Sb(NO3)2 + N2 + H2O =>
5 Sb + 12 HNO3 = 5 Sb(NO3)2 + N2 + 6 H2O
KMnO4 + H2C2O4 + H2SO4 = MnSO4 + H2O + K2SO4 + CO4 =>
2 KMnO4 + H2C2O4 + 3 H2SO4 = 2 MnSO4 + 4 H2O + K2SO4 + 2 CO4
He + Fl4 = He7Fl9 =>
28 He + 9 Fl4 = 4 He7Fl9
CaO2 + SiO = Ca2OSiO4 =>
2 CaO2 + SiO = Ca2OSiO4
Br2 + GaI3 = GaBr + I2 =>
Br2 + 2 GaI3 = 2 GaBr + 3 I2
K2O + KH2PO4 = K2HPO4 + H2O =>
K2O + 2 KH2PO4 = 2 K2HPO4 + H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
(NH4)2Cr2O7 = N2Cr2O3 + H2O =>
(NH4)2Cr2O7 = N2Cr2O3 + 4 H2O
HONH2 = OH + NH2 =>
HONH2 = OH + NH2
FeO + K2Cr2O7 + H2SO4 = Fe2(SO4)3 + Cr2(SO4)3 + K2SO4 + H2O =>
6 FeO + K2Cr2O7 + 13 H2SO4 = 3 Fe2(SO4)3 + Cr2(SO4)3 + K2SO4 + 13 H2O
Na2Cr2O7 + Na2S2O5 + H2SO4 = Na2SO4 + Cr2(OH)2(SO4)2 + H2O =>
2 Na2Cr2O7 + 3 Na2S2O5 + 3 H2SO4 = 5 Na2SO4 + 2 Cr2(OH)2(SO4)2 + H2O
FeCl3 + FeSO4 + NaOH = Fe3O4 + Na2SO4 + NaCl + H2O =>
2 FeCl3 + FeSO4 + 8 NaOH = Fe3O4 + Na2SO4 + 6 NaCl + 4 H2O
HCl + KIO4 + KI = I2 + KCl + H2O =>
8 HCl + KIO4 + 7 KI = 4 I2 + 8 KCl + 4 H2O
C4H6 + Br2 = C4 + HBr =>
C4H6 + 3 Br2 = C4 + 6 HBr
H3O1C4S1 + O2 = CO2 + H2O + SO2 =>
4 H3O1C4S1 + 21 O2 = 16 CO2 + 6 H2O + 4 SO2
SO2 + HNO3 = SO3 + NO + H2O =>
3 SO2 + 2 HNO3 = 3 SO3 + 2 NO + H2O
C8H13 + O2 = CO + H2O =>
4 C8H13 + 29 O2 = 32 CO + 26 H2O
H2SO4 + NaCo3 = HCo3 + Na2SO4 =>
H2SO4 + 2 NaCo3 = 2 HCo3 + Na2SO4
Pb(NO3)2 + MI2 = PbI2 + M(NO3)2 =>
Pb(NO3)2 + MI2 = PbI2 + M(NO3)2
KHC8H4O2 + NaOH = KHC8H4O2NaOH =>
KHC8H4O2 + NaOH = KHC8H4O2NaOH
Fe + Ce = FeCe =>
Fe + Ce = FeCe
S2O2 + H2O = H2S2O3 =>
S2O2 + H2O = H2S2O3
Sn + HNO3 = SnO2 + NO2 + H2O =>
Sn + 4 HNO3 = SnO2 + 4 NO2 + 2 H2O
Na2C6H4O2 + H2O = C6H4(HO)2 + NaOH =>
Na2C6H4O2 + 2 H2O = C6H4(HO)2 + 2 NaOH
AlI3(aq) + HgCl2(aq) = AlCl3 + HgI2 =>
2 AlI3(aq) + 3 HgCl2(aq) = 2 AlCl3 + 3 HgI2
PF3 + CaCl2 = PCl3 + CaF2 =>
2 PF3 + 3 CaCl2 = 2 PCl3 + 3 CaF2
Co + HNO3 = Co(NO3)2 + NO + H2O =>
3 Co + 8 HNO3 = 3 Co(NO3)2 + 2 NO + 4 H2O
MgL2 + Cl2 = MgCl2 + L2 =>
MgL2 + Cl2 = MgCl2 + L2
BaO + HBr = HBa + BrO =>
BaO + HBr = HBa + BrO
Na4SiO4 + NH4Cl = H4SiO4 + NaCl + NH3 =>
Na4SiO4 + 4 NH4Cl = H4SiO4 + 4 NaCl + 4 NH3
CrOHCl2 + H2O = Cr(OH)3 + HCl =>
CrOHCl2 + 2 H2O = Cr(OH)3 + 2 HCl
BiO3{-} + Mn{+2} + H2O = BiO2{-} + MnO4{-} + H{+} =>
5 BiO3{-} + 2 Mn{+2} + 3 H2O = 5 BiO2{-} + 2 MnO4{-} + 6 H{+}
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