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8 Na + C2 = 2 Na4C
CH2CH2 + KMnO4 + H2O = CH2OHCH2OH + MnO2 + KOH =>
3 CH2CH2 + 2 KMnO4 + 4 H2O = 3 CH2OHCH2OH + 2 MnO2 + 2 KOH
MnO2 + H2SO4 = HMnO4 + SO2 + H2O =>
2 MnO2 + 3 H2SO4 = 2 HMnO4 + 3 SO2 + 2 H2O
H202KI = H202 + KI =>
H202KI = H202 + KI
C6H12O6Ag2O = C6H12O7Ag2 =>
C6H12O6Ag2O = C6H12O7Ag2
H2C2O4(aq) + OH{-} = C2O4{2-} + H2O =>
H2C2O4(aq) + 2 OH{-} = C2O4{2-} + 2 H2O
NaHS(aq) + HCl(aq) = H2S(g) + NaCl(aq) =>
NaHS(aq) + HCl(aq) = H2S(g) + NaCl(aq)
Fe + O2 = Fe3O4 =>
3 Fe + 2 O2 = Fe3O4
C3H5(NO3)3(g) = CO2(g) + H2O(g) + N2(g) + O2(g) =>
4 C3H5(NO3)3(g) = 12 CO2(g) + 10 H2O(g) + 6 N2(g) + O2(g)
FeCl2 + KMnO4 = Fe(MnO4)2 + K2Cl2 =>
FeCl2 + 2 KMnO4 = Fe(MnO4)2 + K2Cl2
Br + O2 = BrO =>
2 Br + O2 = 2 BrO
Zn(OH)2 + HCI = ZnOHCI + H2O =>
Zn(OH)2 + HCI = ZnOHCI + H2O
Cu(SO4) + K2(CrO4) = Cu(CrO4) + K2(SO4) =>
Cu(SO4) + K2(CrO4) = Cu(CrO4) + K2(SO4)
Na2S2O4 + K2Cr2O7 + H2SO4 = Na2SO4 + K2SO4 + Cr2(SO4)3 + H2O =>
Na2S2O4 + K2Cr2O7 + 3 H2SO4 = Na2SO4 + K2SO4 + Cr2(SO4)3 + 3 H2O
NI3 = I2 + N2 =>
2 NI3 = 3 I2 + N2
KOH + BaSO4 = Ba(OH)2 + K2SO4 =>
2 KOH + BaSO4 = Ba(OH)2 + K2SO4
K2SO4 + Cr2(SO4)3 + Na2SO4 + H2O = K2Cr2O7 + Na2SO3 + H2SO4 =>
K2SO4 + Cr2(SO4)3 + 3 Na2SO4 + 4 H2O = K2Cr2O7 + 3 Na2SO3 + 4 H2SO4
CuO + NH4Cl = Cu + CuCl2 + N2 + H2O =>
4 CuO + 2 NH4Cl = 3 Cu + CuCl2 + N2 + 4 H2O
Fe + HCl = FeCl3 + H2 =>
2 Fe + 6 HCl = 2 FeCl3 + 3 H2
S4 = S =>
S4 = 4 S
K3PO4(aq) + CaBr2(aq) = CaPO4 + K3Br2 =>
K3PO4(aq) + CaBr2(aq) = CaPO4 + K3Br2
NaOH + HCl = NaCl + H2O =>
NaOH + HCl = NaCl + H2O
K2SO4 + PbO2 = Pb(SO4)2 + K2O =>
2 K2SO4 + PbO2 = Pb(SO4)2 + 2 K2O
Hg2(NO3)2 + NH3 = Hg2(NH3) + NO3 =>
Hg2(NO3)2 + NH3 = Hg2(NH3) + 2 NO3
SrO2 + H2O = Sr(OH)4 =>
SrO2 + 2 H2O = Sr(OH)4
Ge(OH)2 + NaOH = GeOH + Na(OH)2 =>
Ge(OH)2 + NaOH = GeOH + Na(OH)2
C6H12O2 + NaOH = C4H7NaO2 + C2H5OH =>
C6H12O2 + NaOH = C4H7NaO2 + C2H5OH
K2SO4 + BaNO3 = K2NO3 + BaSO4 =>
K2SO4 + BaNO3 = K2NO3 + BaSO4
BaCl(aq) + Na(SO)4 = Ba(SO)4 + NaCl =>
BaCl(aq) + Na(SO)4 = Ba(SO)4 + NaCl
KMnO4 + H2C2O4 + H2SO4 = K2SO4 + MnO2 + CO2 + H2O =>
2 KMnO4 + 3 H2C2O4 + H2SO4 = K2SO4 + 2 MnO2 + 6 CO2 + 4 H2O
CrOH2O = Cr(OH)2 =>
CrOH2O = Cr(OH)2
H2(g) + Cu2O(s) = Cu + H2O =>
H2(g) + Cu2O(s) = 2 Cu + H2O
CuSO4 + Fe(HCO3)3 = Fe2(SO4)3 + Cu(HCO3)2 =>
3 CuSO4 + 2 Fe(HCO3)3 = Fe2(SO4)3 + 3 Cu(HCO3)2
O2 + H2O + As = HAsO2 =>
3 O2 + 2 H2O + 4 As = 4 HAsO2
FeCl3 + CuSO4 = Fe4(SO4)6 + Cu3Cl6 =>
4 FeCl3 + 6 CuSO4 = Fe4(SO4)6 + 2 Cu3Cl6
Al2(SO4)3 + Mg(OH)2 = Al(OH)3 + MgSO4 =>
Al2(SO4)3 + 3 Mg(OH)2 = 2 Al(OH)3 + 3 MgSO4
C6H10O + C8H8O2 = C22H26O5 =>
C6H10O + 2 C8H8O2 = C22H26O5
H2SO4 + HK = K2SO4 + H2 =>
H2SO4 + 2 HK = K2SO4 + 2 H2
Zn + HNO3 = Zn(NO3)2 + NO + H2O =>
3 Zn + 8 HNO3 = 3 Zn(NO3)2 + 2 NO + 4 H2O
Cr(NO3)3 + KOH = Cr(OH)3 + KNO3 =>
Cr(NO3)3 + 3 KOH = Cr(OH)3 + 3 KNO3
NH3 = HN03 + H2 =>
3 NH3 = HN03 + 4 H2
K2O + NO2 = KNO3 + KNO2 =>
K2O + 2 NO2 = KNO3 + KNO2
CH3CH2CH2COONaNaOH = C3H8Na2CO3 =>
CH3CH2CH2COONaNaOH = C3H8Na2CO3
K2[Zn(OH)4] + Si = KOH + Si(OH)4 + Zn =>
2 K2[Zn(OH)4] + Si = 4 KOH + Si(OH)4 + 2 Zn
HI + K2SO3 = KI + H2O + SO2 =>
2 HI + K2SO3 = 2 KI + H2O + SO2
Fe(NO3)2 + Cu(OH)2 = Cu(NO3)2 + Fe(OH)2 =>
Fe(NO3)2 + Cu(OH)2 = Cu(NO3)2 + Fe(OH)2
Na + H2 = NaH =>
2 Na + H2 = 2 NaH
S{2-} + OH{-} + I2 = SO4{2-} + H2O + I{-} =>
S{2-} + 8 OH{-} + 4 I2 = SO4{2-} + 4 H2O + 8 I{-}
XeF4 + Pt = PtF4 + Xe =>
XeF4 + Pt = PtF4 + Xe
Ba(OH)2 + HCl = BaCl2 + H2O =>
Ba(OH)2 + 2 HCl = BaCl2 + 2 H2O
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