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K2Cr2O4 + 2 NaOH = 2 KOH + Na2Cr2O4
Pd + Cl = PdCl2 =>
Pd + 2 Cl = PdCl2
Ca(HO)2 + CO2 = CaCO3 + H2O =>
Ca(HO)2 + CO2 = CaCO3 + H2O
Ba + Al2(CO3)3 = BaCO3 + Al =>
3 Ba + Al2(CO3)3 = 3 BaCO3 + 2 Al
Na2O + H3Po4 = Na3Po4 + H2O =>
3 Na2O + 2 H3Po4 = 2 Na3Po4 + 3 H2O
Fe(s) + ZnSO4(aq) = Zn(s) + FeSO4(aq) =>
Fe(s) + ZnSO4(aq) = Zn(s) + FeSO4(aq)
CCl4 = C + Cl =>
CCl4 = C + 4 Cl
CH3CH2COOCH2CH2CH3 + O2 = H2OCO2 =>
CH3CH2COOCH2CH2CH3 + 8 O2 = 6 H2OCO2
C6H5Cl + CH3Cl = Cl + C6H5CH3 =>
C6H5Cl + CH3Cl = 2 Cl + C6H5CH3
Cr(NO3)3 + H2O + NH3 = CrO + HNO3 =>
8 Cr(NO3)3 + 11 H2O + NH3 = 8 CrO + 25 HNO3
Ca3(PO4)2 + H2O2 = Ca(H2PO4)2 + CaO2 =>
Ca3(PO4)2 + 2 H2O2 = Ca(H2PO4)2 + 2 CaO2
Ni3N = Ni + N2 =>
2 Ni3N = 6 Ni + N2
Fe(OH)3 + HI = FeI + H(OH)3 =>
Fe(OH)3 + HI = FeI + H(OH)3
Cl2(g) + CsBr(aq) = Br2 + CsCl =>
Cl2(g) + 2 CsBr(aq) = Br2 + 2 CsCl
BaCl2 + CoCl2 = BaCo + Cl2 =>
BaCl2 + CoCl2 = BaCo + 2 Cl2
Mg(NO3)2 + H2O = MgO + HNO3 =>
Mg(NO3)2 + H2O = MgO + 2 HNO3
Fe(OH)3 + Li2S = Li(OH) + Fe2S3 =>
2 Fe(OH)3 + 3 Li2S = 6 Li(OH) + Fe2S3
SnCl4 + Hg2Cl2 = SnCl2 + HgCl2 =>
SnCl4 + Hg2Cl2 = SnCl2 + 2 HgCl2
TiO2 + LiOH = Li2O + Ti(OH)4 =>
TiO2 + 4 LiOH = 2 Li2O + Ti(OH)4
Cu(NO3)2(aq) + KOH(aq) = Cu(OH)2(s) + KNO3(aq) =>
Cu(NO3)2(aq) + 2 KOH(aq) = Cu(OH)2(s) + 2 KNO3(aq)
PhCH3 + KMnO4 + H2SO4 = PhCOOH + K2SO4 + MnSO4 + H2O =>
5 PhCH3 + 6 KMnO4 + 9 H2SO4 = 5 PhCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
AgNO2 + H2SO4 = Ag2SO4 + HNO2 =>
2 AgNO2 + H2SO4 = Ag2SO4 + 2 HNO2
C7H10N2O(l) + O2(g) = CO2(g) + H2O(g) + N2(g) =>
C7H10N2O(l) + 9 O2(g) = 7 CO2(g) + 5 H2O(g) + N2(g)
Cu2Se + Al2(CO3)3 = Al2Se3 + Cu2CO3 =>
3 Cu2Se + Al2(CO3)3 = Al2Se3 + 3 Cu2CO3
Al(NO3)3 + K2CO3 = Al2(CO3)3(s) + KNO3 =>
2 Al(NO3)3 + 3 K2CO3 = Al2(CO3)3(s) + 6 KNO3
C2H4O2 + Na2CO3 = C2H3NaO2 + CO2 + H2O =>
2 C2H4O2 + Na2CO3 = 2 C2H3NaO2 + CO2 + H2O
SrO + HClO3 = Sr(ClO3)2 + H2O =>
SrO + 2 HClO3 = Sr(ClO3)2 + H2O
FeS + K = K2S + Fe =>
FeS + 2 K = K2S + Fe
Zn + CuSO4 = Cu + ZnSO4 = =>
Zn + CuSO4 = Cu + ZnSO4
SrS + Cu(NO3)2 = Sr(NO3)2 + CuS =>
SrS + Cu(NO3)2 = Sr(NO3)2 + CuS
CuSO4 + Na(OH) = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 Na(OH) = Cu(OH)2 + Na2SO4
HgI2 + H2O = HgO + HI =>
HgI2 + H2O = HgO + 2 HI
LiOH + K2SO4 = Li2SO4 + KOH =>
2 LiOH + K2SO4 = Li2SO4 + 2 KOH
C12H22O11 + NaOH = Na2CO3 + H2O + CH3COH =>
5 C12H22O11 + 24 NaOH = 12 Na2CO3 + 19 H2O + 24 CH3COH
ClO + S2O3 = Cl + SO4 =>
5 ClO + S2O3 = 5 Cl + 2 SO4
HClO + H2O + Br2 = HBrO3 + HCl =>
5 HClO + H2O + Br2 = 2 HBrO3 + 5 HCl
Ag2SO4 + CaCO3 = Ag2CO3 + CaSO4 =>
Ag2SO4 + CaCO3 = Ag2CO3 + CaSO4
C2H5OH + K(MnO4) + H2SO4 = CH3COOH + Mn(SO4) + K2(SO4) + H2O =>
5 C2H5OH + 4 K(MnO4) + 6 H2SO4 = 5 CH3COOH + 4 Mn(SO4) + 2 K2(SO4) + 11 H2O
C4H9Cl + AgNO3 = C4H9NO3 + AgCl =>
C4H9Cl + AgNO3 = C4H9NO3 + AgCl
FeSO4*7H2O + Ca(OH)2 = Fe(OH)2 + CaSO4 + H2O =>
FeSO4*7H2O + Ca(OH)2 = Fe(OH)2 + CaSO4 + 7 H2O
Na2CO3(aq) + Fe(NO3)3 = NaNO3(aq) + Fe2(CO3)3(s) =>
3 Na2CO3(aq) + 2 Fe(NO3)3 = 6 NaNO3(aq) + Fe2(CO3)3(s)
Na(s) + FeCl(s) = Fe(s) + NaCl(s) =>
Na(s) + FeCl(s) = Fe(s) + NaCl(s)
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
FeSO4(aq) + Na2S(aq) = FeS(s) + Na2SO4(aq) =>
FeSO4(aq) + Na2S(aq) = FeS(s) + Na2SO4(aq)
NaOH + H2CO3 = Na2CO3 + H2O =>
2 NaOH + H2CO3 = Na2CO3 + 2 H2O
C3H8O + OH = C3H6O + H2O =>
C3H8O + 2 OH = C3H6O + 2 H2O
CH3COONH4 + NaOH = CH3COONH4NaOH =>
CH3COONH4 + NaOH = CH3COONH4NaOH
MgCO3 + KOH = Mg(OH)2 + K2CO3 =>
MgCO3 + 2 KOH = Mg(OH)2 + K2CO3
Zn + Pb(CH3CO2)2 = Pb + Zn(CH3CO2)2 =>
Zn + Pb(CH3CO2)2 = Pb + Zn(CH3CO2)2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
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