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3 Na2O + 2 H3PO4 = 3 H2O + 2 Na3PO4
C2H2 + KMnO4 = KMnO2 + CO2 + H2O =>
2 C2H2 + 5 KMnO4 = 5 KMnO2 + 4 CO2 + 2 H2O
SO2 + Ba(OH)2 = Ba + SO3 + H2O =>
SO2 + Ba(OH)2 = Ba + SO3 + H2O
(CH3)2CO + O2 = CO2 + H2O =>
(CH3)2CO + 4 O2 = 3 CO2 + 3 H2O
CuSO4 + Cl2Ba = BaSO4 + CuCl2 =>
CuSO4 + Cl2Ba = BaSO4 + CuCl2
HCl + SnCl2 = SnCl4 + H2 =>
2 HCl + SnCl2 = SnCl4 + H2
I2 + ClO3 + H2O = IO3{-} + Cl{-} + H{+} =>
7 I2 + 10 ClO3 + 12 H2O = 14 IO3{-} + 10 Cl{-} + 24 H{+}
LiH + F2 = LiF + H2 =>
2 LiH + F2 = 2 LiF + H2
Cu(II)Br + KI = Cu(I)I + KBr + I =>
Cu(II)Br + KI = Cu(I)I + KBr + I
Cu(No3)3 + KOH = Cu(OH)3 + KNo3 =>
Cu(No3)3 + 3 KOH = Cu(OH)3 + 3 KNo3
CrO3 = Cr2O3 + O2 =>
4 CrO3 = 2 Cr2O3 + 3 O2
Fe + Ca(SO4) = Fe(SO4) + Ca =>
Fe + Ca(SO4) = Fe(SO4) + Ca
K2Cr2O7 + NaI + H2SO4 = NaSO4 + K2SO4 + I2 + Cr2(SO4)3 + H2O =>
2 K2Cr2O7 + 6 NaI + 14 H2SO4 = 6 NaSO4 + 2 K2SO4 + 3 I2 + 2 Cr2(SO4)3 + 14 H2O
Zn + CUSO4 = ZnSO4 + CU =>
Zn + CUSO4 = ZnSO4 + CU
PbO + H2O + NaOH = Na2[Pb(OH)4] =>
PbO + H2O + 2 NaOH = Na2[Pb(OH)4]
H(aq) = H2(g) =>
2 H(aq) = H2(g)
KClO3 + H2C2O4 + H2SO4 = K2SO4 + ClO2 + H2O + CO2 =>
2 KClO3 + H2C2O4 + H2SO4 = K2SO4 + 2 ClO2 + 2 H2O + 2 CO2
Hg + AgOH = HgOH + Ag =>
Hg + AgOH = HgOH + Ag
CH3CH2CH2CH2Li + CH3OH = CH3CH2CH2CH2OH + CH3Li =>
CH3CH2CH2CH2Li + CH3OH = CH3CH2CH2CH2OH + CH3Li
K2SO4 + H2CO3 = K2CO3 + H2SO4 =>
K2SO4 + H2CO3 = K2CO3 + H2SO4
Al(OH)3 + H2CO3(aq) = Al2(CO3)3 + H2O =>
2 Al(OH)3 + 3 H2CO3(aq) = Al2(CO3)3 + 6 H2O
AlCl3 + K4[Fe(CN)6] = Al4[Fe(CN)6]3 + KCl =>
4 AlCl3 + 3 K4[Fe(CN)6] = Al4[Fe(CN)6]3 + 12 KCl
NH3 + Cl2 = N2H4 + NH4Cl =>
4 NH3 + Cl2 = N2H4 + 2 NH4Cl
(NH4)3PO4 + W(C2H3O2)5 = NH4C2H3O2 + W3(PO4)5 =>
5(NH4)3PO4 + 3 W(C2H3O2)5 = 15 NH4C2H3O2 + W3(PO4)5
N2O4 = NO2 =>
N2O4 = 2 NO2
C2H8O7P2 + NaOH = C2H6Na2O7P2 + H2O =>
C2H8O7P2 + 2 NaOH = C2H6Na2O7P2 + 2 H2O
Al2O3 + H2SO4 = AlOHSO4 + H2O =>
Al2O3 + 2 H2SO4 = 2 AlOHSO4 + H2O
SO3 + KI = I2 + SO2 + K2SO4 =>
2 SO3 + 2 KI = I2 + SO2 + K2SO4
Zn3(PO4)2 + Pb(OH)2 = Zn(OH)2 + Pb3(PO4)2 =>
Zn3(PO4)2 + 3 Pb(OH)2 = 3 Zn(OH)2 + Pb3(PO4)2
Mn + ZnBr2 = MnBr + Zn =>
2 Mn + ZnBr2 = 2 MnBr + Zn
MnO2 + NaBrO3 + KOH = KMnO4 + NaBr + H2O =>
2 MnO2 + NaBrO3 + 2 KOH = 2 KMnO4 + NaBr + H2O
H3BO3 + Mn(HCO3)3 = MnBO3 + CO2 + H2O =>
H3BO3 + Mn(HCO3)3 = MnBO3 + 3 CO2 + 3 H2O
Cr(s) + HCl(aq) = CrCl2(aq) + H2(g) =>
Cr(s) + 2 HCl(aq) = CrCl2(aq) + H2(g)
HCl + Cr = CrCl2 + H2 =>
2 HCl + Cr = CrCl2 + H2
AgNO3 + NaBr = AgBr + NaNO3 =>
AgNO3 + NaBr = AgBr + NaNO3
AgNO3 + NH4OH + CH3CHO = Ag + CH3COOH + NH4NO3 =>
6 AgNO3 + 4 NH4OH + 7 CH3CHO = 6 Ag + 7 CH3COOH + 5 NH4NO3
AgNO3 + NH4OH + CH3CHO = Ag + CH3COONH4 + HNO3 =>
2 AgNO3 + NH4OH + CH3CHO = 2 Ag + CH3COONH4 + 2 HNO3
Cu(OH)2 + NH3H2O = [Cu(NH3)4(OH2)2](OH)2 + H2O =>
Cu(OH)2 + 4 NH3H2O = [Cu(NH3)4(OH2)2](OH)2 + 2 H2O
Cu3Zn2 + HCl = Cu3Zn2Cl2 + H2 =>
Cu3Zn2 + 2 HCl = Cu3Zn2Cl2 + H2
AgNO3 + NH4SCn = AgSCn + NH4NO3 =>
AgNO3 + NH4SCn = AgSCn + NH4NO3
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Al2S3 + H2O = Al(OH)3 + H2S =>
Al2S3 + 6 H2O = 2 Al(OH)3 + 3 H2S
F + HF = HF2 =>
F + HF = HF2
C6H5NH2 + C4H6O3 = C8H9NO + CH3COOH =>
C6H5NH2 + C4H6O3 = C8H9NO + CH3COOH
CaCl2 + SiO2 + AlCl3*6H2O + KOH = CaAl2Si6O16 + KCl + H2O =>
CaCl2 + 6 SiO2 + 2 AlCl3*6H2O + 8 KOH = CaAl2Si6O16 + 8 KCl + 16 H2O
H2S + HNO3 = SO2 + NO + H2O =>
H2S + 2 HNO3 = SO2 + 2 NO + 2 H2O
AgNO3 + NH4OH + CH3CHO = Ag + CH3COOH + NH4{+} + NO3{-} =>
6 AgNO3 + 4 NH4OH + 7 CH3CHO = 6 Ag + 7 CH3COOH + 5 NH4{+} + 5 NO3{-}
K2CO3 + Al2(SO4)3 + H2O = K2SO4 + Al(OH)3 + H2CO3 =>
3 K2CO3 + Al2(SO4)3 + 6 H2O = 3 K2SO4 + 2 Al(OH)3 + 3 H2CO3
HgCl2 + H2SO4 = HgSO4 + HCl =>
HgCl2 + H2SO4 = HgSO4 + 2 HCl
K2Cr2O7 + HJ = CrJ3 + J2 + KJ + H2O =>
K2Cr2O7 + 14 HJ = 2 CrJ3 + 3 J2 + 2 KJ + 7 H2O
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