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3 Na2SO4 + 3 CaCO3 + 4 C = 3 Na2CO3 + 3 CaS + 4 CO3
Fe2(SO4)3(aq) + K2S(aq) = Fe2S3(s) + K2SO4(aq) =>
Fe2(SO4)3(aq) + 3 K2S(aq) = Fe2S3(s) + 3 K2SO4(aq)
Ag + H2SO2 = AgSO + H2O =>
Ag + H2SO2 = AgSO + H2O
Al2O3(s) + Cu2O(s) = CuAlO2(s) =>
Al2O3(s) + Cu2O(s) = 2 CuAlO2(s)
OH{-} + Cl2 = ClO3{-} + Cl{-} + HOH =>
6 OH{-} + 3 Cl2 = ClO3{-} + 5 Cl{-} + 3 HOH
Fe(ClO4)2 + NH4OH = FeOH + NH4(ClO4)2 =>
Fe(ClO4)2 + NH4OH = FeOH + NH4(ClO4)2
GaCl3 + Na2CO3 + H2O = Ga(OH)3 + CO2 + NaCl =>
2 GaCl3 + 3 Na2CO3 + 3 H2O = 2 Ga(OH)3 + 3 CO2 + 6 NaCl
H3PO4 + Mg(OH)2 = H2O + Mg3(PO4)2 =>
2 H3PO4 + 3 Mg(OH)2 = 6 H2O + Mg3(PO4)2
Ni + H2O = Ni(OH)2 + H2 =>
Ni + 2 H2O = Ni(OH)2 + H2
H2O + FeHPO3 + OCl{-} = PO4{-3} + Fe(OH)3 + H{+} + Cl{-} =>
5 H2O + 2 FeHPO3 + 3 OCl{-} = 2 PO4{-3} + 2 Fe(OH)3 + 6 H{+} + 3 Cl{-}
CaCl2 + (NH4)2(SO4) = Ca(SO4) + (NH4)Cl =>
CaCl2 + (NH4)2(SO4) = Ca(SO4) + 2(NH4)Cl
KBr + MgSO4 = MgBr + KSO4 =>
KBr + MgSO4 = MgBr + KSO4
NaOH + Mg(No3)2 = NaNo3 + Mg(OH)2 =>
2 NaOH + Mg(No3)2 = 2 NaNo3 + Mg(OH)2
MnO4{-}(aq) + HSO3{-}(aq) + H{+}(aq) = Mn{2+}(aq) + SO4{2–} + H2O(l) =>
6 MnO4{-}(aq) + 5 HSO3{-}(aq) + 33 H{+}(aq) = 6 Mn{2+}(aq) + 5 SO4{2–} + 19 H2O(l)
CH4 + H2O = CO + H2 =>
CH4 + H2O = CO + 3 H2
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
C7H7NH3Cl + CH2O = C8H9NHCl + H2O =>
C7H7NH3Cl + CH2O = C8H9NHCl + H2O
K2Cr2O7 + H2SO4 + CH3CH20H = Cr2(SO4)3 + H2O + CH3CHO + K2SO4 =>
11 K2Cr2O7 + 44 H2SO4 + 3 CH3CH20H = 11 Cr2(SO4)3 + 74 H2O + 3 CH3CHO + 11 K2SO4
Ae + NaOH + H2O = Na[Ae(OH)4] + H2 =>
2 Ae + 2 NaOH + 6 H2O = 2 Na[Ae(OH)4] + 3 H2
FeSO4 + Ba(OH)2 = BaSO4 + Fe(OH)2 =>
FeSO4 + Ba(OH)2 = BaSO4 + Fe(OH)2
H2SO4 + HNO3 = HSO4{-} + NO2{+} + H2O =>
H2SO4 + HNO3 = HSO4{-} + NO2{+} + H2O
Br2O7 + H2O = HBrO4 =>
Br2O7 + H2O = 2 HBrO4
PbS + O2 + H2O = Pb + H2SO4 =>
2 PbS + 3 O2 + 2 H2O = 2 Pb + 2 H2SO4
Al2(CO3)3 + CaBr2 = CaCO3 + AlBr3 =>
Al2(CO3)3 + 3 CaBr2 = 3 CaCO3 + 2 AlBr3
Fe + KSCN + H2O2 = FeO2 + KSCNH2 =>
Fe + KSCN + H2O2 = FeO2 + KSCNH2
Al3 + H2O = Al(H2O)63 =>
Al3 + 189 H2O = 3 Al(H2O)63
Ti(OH)3 + H2S = Ti(HS)3 + H2O =>
Ti(OH)3 + 3 H2S = Ti(HS)3 + 3 H2O
Ba3(PO4)2 + HCl = Ba(H2PO4)2 + BaCl2 =>
Ba3(PO4)2 + 4 HCl = Ba(H2PO4)2 + 2 BaCl2
C3H6 + H2 = C3H8 =>
C3H6 + H2 = C3H8
Ag + HCIO3 = AgCI + AgCIO3 + H2O =>
6 Ag + 6 HCIO3 = AgCI + 5 AgCIO3 + 3 H2O
CO2 + Na2O = Na2CO3 =>
CO2 + Na2O = Na2CO3
HNO3 + Ag3PO4 = AgH2PO4 + AgNO3 =>
2 HNO3 + Ag3PO4 = AgH2PO4 + 2 AgNO3
NaHCO3 + CH3COOH = H2CO3NaCH3COO =>
NaHCO3 + CH3COOH = H2CO3NaCH3COO
Na2B4O7 + C2H5OH = NaOH + C2H5 + B4O7 =>
Na2B4O7 + 2 C2H5OH = 2 NaOH + 2 C2H5 + B4O7
H2CO3(aq) + Mg(OH)2(aq) = MgCO3(aq) + H2O(l) =>
H2CO3(aq) + Mg(OH)2(aq) = MgCO3(aq) + 2 H2O(l)
BrO3{-} + H{+} + I{-} = Br{-} + I3{-} + H2O =>
BrO3{-} + 6 H{+} + 9 I{-} = Br{-} + 3 I3{-} + 3 H2O
H2 + SO3 = SO + H2O =>
2 H2 + SO3 = SO + 2 H2O
KBr + KMnO4 + H2SO4 = MnSO4 + Br2 + H2O + KSO4 =>
2 KBr + KMnO4 + 4 H2SO4 = MnSO4 + Br2 + 4 H2O + 3 KSO4
KOH + Cu3(PO4)2 = Cu(OH)2 + K3(PO4) =>
6 KOH + Cu3(PO4)2 = 3 Cu(OH)2 + 2 K3(PO4)
H2F + Sr(OH)2 = H2O + SrF =>
H2F + Sr(OH)2 = 2 H2O + SrF
H{+} + ClO{-}1 + I{-}1 = I2 + Cl{-}1 + H2O =>
2 H{+} + ClO{-}1 + 2 I{-}1 = I2 + Cl{-}1 + H2O
NaOH + Cl = ClNaOH =>
NaOH + Cl = ClNaOH
Ce(IO3)4 + H2C2O4 = Ce2(CO3)4 + I2 + CO2 + H2O =>
2 Ce(IO3)4 + 20 H2C2O4 = Ce2(CO3)4 + 4 I2 + 36 CO2 + 20 H2O
HNO3(aq) + H2S(g) = S(s) + NO(g) + H2O(l) =>
2 HNO3(aq) + 3 H2S(g) = 3 S(s) + 2 NO(g) + 4 H2O(l)
KNO2 + CH3COOH = CH3COOK + HNO2 =>
KNO2 + CH3COOH = CH3COOK + HNO2
Zn2S2 = Zn + S =>
Zn2S2 = 2 Zn + 2 S
(HOCH2CH2)2S + PCl3 = (ClCH2CH2)2S + H3PO3 =>
3(HOCH2CH2)2S + 2 PCl3 = 3(ClCH2CH2)2S + 2 H3PO3
LiCoO2 + HCl = LiCl + CoCl2 + H2O + Cl =>
LiCoO2 + 4 HCl = LiCl + CoCl2 + 2 H2O + Cl
CrCl3 = Cr + Cl3 =>
CrCl3 = Cr + Cl3
K2CrO4 + KOH + Na2SO3 + H2O = K3[Cr(OH)6] + Na2SO4 =>
2 K2CrO4 + 2 KOH + 3 Na2SO3 + 5 H2O = 2 K3[Cr(OH)6] + 3 Na2SO4
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