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2 HCl + Zn = H2(g) + ZnCl2(aq)
Na2CO3 + BeCl2 = NaCl + BeCO3 =>
Na2CO3 + BeCl2 = 2 NaCl + BeCO3
C6H3OH + O2 = CO2 + H2O =>
2 C6H3OH + 13 O2 = 12 CO2 + 4 H2O
(CH3CO)2O + C6H4(OH)COOH = (CH3CO2)C6H4COOH =>
(CH3CO)2O + 11 C6H4(OH)COOH = 9(CH3CO2)C6H4COOH
K2(SO4) + BaCl2 = KCl + Ba(SO4) =>
K2(SO4) + BaCl2 = 2 KCl + Ba(SO4)
Al(Cl)3 + NaOH = Al(OH)3 + NaCl =>
Al(Cl)3 + 3 NaOH = Al(OH)3 + 3 NaCl
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
HClO4 + KBr = HClO3 + KBrO3 =>
3 HClO4 + KBr = 3 HClO3 + KBrO3
Al(NO3)3 + NH4OH = Al(OH)3 + NH4NO3 =>
Al(NO3)3 + 3 NH4OH = Al(OH)3 + 3 NH4NO3
H2C2O4(aq) + NaOH(aq) = H2O(l) + Na2C2O4(s) =>
H2C2O4(aq) + 2 NaOH(aq) = 2 H2O(l) + Na2C2O4(s)
Zn + SO4{-2} + H{+} = Zn{2+} + SO2 + H2O =>
Zn + SO4{-2} + 4 H{+} = Zn{2+} + SO2 + 2 H2O
SiF4 + H2O = H4SiO4 + H2SiF6 =>
3 SiF4 + 4 H2O = H4SiO4 + 2 H2SiF6
IO3{-} + AsO3{3-} = I{-} + AsO4{3-} =>
IO3{-} + 3 AsO3{3-} = I{-} + 3 AsO4{3-}
NH3 + HCl = NH4Cl =>
NH3 + HCl = NH4Cl
OH{-} + ClO{-} + S2O3{2-} = Cl{-} + SO4{2-} + H2O =>
2 OH{-} + 4 ClO{-} + S2O3{2-} = 4 Cl{-} + 2 SO4{2-} + H2O
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
Cr2O7 + H2S = Cr + H + SO4 =>
4 Cr2O7 + 7 H2S = 8 Cr + 14 H + 7 SO4
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
BaSO4 + Cu = Ba + CuSO4 =>
BaSO4 + Cu = Ba + CuSO4
NaOH + Nd2(SO4)3 + H2SO4 = NaNd(SO4)2 + H2O =>
2 NaOH + Nd2(SO4)3 + H2SO4 = 2 NaNd(SO4)2 + 2 H2O
Na2SO3 + MnO2 + HCl = Na2SO4 + MnCl2 + H2O =>
Na2SO3 + MnO2 + 2 HCl = Na2SO4 + MnCl2 + H2O
O + HNO3 = OH + NO3 =>
O + HNO3 = OH + NO3
[AsO4]{3-} + Zn + H{+} = AsH3 + Zn2{+} + H2O =>
[AsO4]{3-} + 16 Zn + 11 H{+} = AsH3 + 8 Zn2{+} + 4 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
(NH4)2S = NH4 + S =>
(NH4)2S = 2 NH4 + S
Li(s) + O2(g) = Li2O(s) =>
4 Li(s) + O2(g) = 2 Li2O(s)
KCIO3(s) = KCI(s) + O2(g) =>
2 KCIO3(s) = 2 KCI(s) + 3 O2(g)
CO2 + H2O = C2H6 + O2 =>
4 CO2 + 6 H2O = 2 C2H6 + 7 O2
BrO3{-} + HAsO2 + H2O = Br{-} + H2AsO4 =>
BrO3{-} + 2 HAsO2 + H2O = Br{-} + 2 H2AsO4
NiCO3(s) + HI(aq) = H2O(l) + CO2(g) + NiI2 =>
NiCO3(s) + 2 HI(aq) = H2O(l) + CO2(g) + NiI2
Al(s) + ZnBr2(aq) = AlBr2(aq) + Zn(s) =>
Al(s) + ZnBr2(aq) = AlBr2(aq) + Zn(s)
C8H6O5S + NaOH + O2 = C8H4O3Na + H2O + Na2SO4 =>
4 C8H6O5S + 12 NaOH + 3 O2 = 4 C8H4O3Na + 10 H2O + 4 Na2SO4
NH43 + O2 = NO + H2O =>
4 NH43 + 45 O2 = 4 NO + 86 H2O
C + HNO3 = CH4 + NO3 =>
C + 4 HNO3 = CH4 + 4 NO3
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
KHSO4 + NH4OH = (NH4)2SO4 + KOH + H2O =>
KHSO4 + 2 NH4OH = (NH4)2SO4 + KOH + H2O
Fe2O3 + Ca(OH)2 = CaO + Fe(OH)3 =>
Fe2O3 + 3 Ca(OH)2 = 3 CaO + 2 Fe(OH)3
Cu + Pd(BrO)2 = CuBrO + Pd =>
2 Cu + Pd(BrO)2 = 2 CuBrO + Pd
(NH4)2S + Pb(NO3)2 = NH4NO3 + PbS =>
(NH4)2S + Pb(NO3)2 = 2 NH4NO3 + PbS
NiCr2O7 = Ni + Cr + O =>
NiCr2O7 = Ni + 2 Cr + 7 O
CuSO4 + H2O = H2O*CuSO4 =>
CuSO4 + H2O = H2O*CuSO4
Ca + O2 = CaO5 =>
2 Ca + 5 O2 = 2 CaO5
(VO3)2SO4 + KOH + H2O2 = K4V2O11 + K2SO4 + H2O =>
(VO3)2SO4 + 6 KOH + 2 H2O2 = K4V2O11 + K2SO4 + 5 H2O
OH{-} + ClO{-} + S2O3{2-} = Cl{-} + SO4{2-} + H2O =>
2 OH{-} + 4 ClO{-} + S2O3{2-} = 4 Cl{-} + 2 SO4{2-} + H2O
KAl(SO4)2 + BaCl2 = BaSO4 + KAlCl4 =>
KAl(SO4)2 + 2 BaCl2 = 2 BaSO4 + KAlCl4
KBr(aq) + AgNO3 = KNO3(aq) + AgBr(s) =>
KBr(aq) + AgNO3 = KNO3(aq) + AgBr(s)
CH3CH5OH + O2 = H2O + CO2 =>
4 CH3CH5OH + 15 O2 = 18 H2O + 8 CO2
ClO2 + H2O = HClO2 + HClO3 =>
2 ClO2 + H2O = HClO2 + HClO3
SiO2 + Mg3(PO4)2 = Si3(PO4)4 + MgO =>
3 SiO2 + 2 Mg3(PO4)2 = Si3(PO4)4 + 6 MgO
LiOH + (NH4)2CO3 = Li2CO3 + NH3 + H2O =>
2 LiOH + (NH4)2CO3 = Li2CO3 + 2 NH3 + 2 H2O
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