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2 HCl + CaCO3 = CaCl2 + H2O + CO2
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
S8 + O2 = SO2 =>
S8 + 8 O2 = 8 SO2
Ba(HCO3)2 + H2SO4 = BaSO4 + H2(HCO3)2 =>
Ba(HCO3)2 + H2SO4 = BaSO4 + H2(HCO3)2
C2H5OH + H2O = CO2 + H2 =>
C2H5OH + 3 H2O = 2 CO2 + 6 H2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
C2H5OH + (O) = CH3COH + H2O =>
C2H5OH + (O) = CH3COH + H2O
C2H5Cl = C2H4 + HCl =>
C2H5Cl = C2H4 + HCl
NH4ClO4(aq) + NaBr(aq) = NaClO4(aq) + NH4Br(aq) =>
NH4ClO4(aq) + NaBr(aq) = NaClO4(aq) + NH4Br(aq)
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
O2 + Pb2S4 = Pb2O4 + S =>
2 O2 + Pb2S4 = Pb2O4 + 4 S
C4H9NO2 + NaNO2 + HCl = C4H7N2O2Cl + H2O + NaCl =>
C4H9NO2 + NaNO2 + 2 HCl = C4H7N2O2Cl + 2 H2O + NaCl
AgNO3(aq) + Li2S(aq) = Ag2S(s) + LiNO3(aq) =>
2 AgNO3(aq) + Li2S(aq) = Ag2S(s) + 2 LiNO3(aq)
KMnO4 + SnCl2 + HCl = KCl + MnCl2 + SnCl4 + H2O =>
2 KMnO4 + 5 SnCl2 + 16 HCl = 2 KCl + 2 MnCl2 + 5 SnCl4 + 8 H2O
Ca3P2 + H2O = Ca(OH)2 + PH3 =>
Ca3P2 + 6 H2O = 3 Ca(OH)2 + 2 PH3
NH3(aq) + CaCl2(aq) = Ca(NH3)2 + Cl =>
2 NH3(aq) + CaCl2(aq) = Ca(NH3)2 + 2 Cl
CH3F + H2O = CH3OH + HF =>
CH3F + H2O = CH3OH + HF
Al(OH)3 + HCl = Al(OH)2Cl + H2O =>
Al(OH)3 + HCl = Al(OH)2Cl + H2O
Ca2Si + Cl = CaCl2 + SiCl4 =>
Ca2Si + 8 Cl = 2 CaCl2 + SiCl4
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
BaI2 + F2 = Ba + F2I2 =>
BaI2 + F2 = Ba + F2I2
NH3(aq) + CaCl2(aq) = Ca(NH3)2 + Cl =>
2 NH3(aq) + CaCl2(aq) = Ca(NH3)2 + 2 Cl
C6H2CH3(NO2)3 = CO + C + N2 + H2O =>
2 C6H2CH3(NO2)3 = 7 CO + 7 C + 3 N2 + 5 H2O
NH3(aq) + CaCl2(aq) = Ca(NH3)2 + Cl =>
2 NH3(aq) + CaCl2(aq) = Ca(NH3)2 + 2 Cl
PH4{+} + I{-} = PH3 + HI =>
PH4{+} + I{-} = PH3 + HI
C6H12O7 + O2 = C6H10O7 + H2O =>
2 C6H12O7 + O2 = 2 C6H10O7 + 2 H2O
Fe(OH)3 + H3PO4 = FePO4 + H2O =>
Fe(OH)3 + H3PO4 = FePO4 + 3 H2O
Fe + C12H22O11 + H2O2 = FeCO3 + H2O =>
12 Fe + C12H22O11 + 36 H2O2 = 12 FeCO3 + 47 H2O
CrO3 = Cr + O2 =>
2 CrO3 = 2 Cr + 3 O2
Ce(OH)3 + H2O = Ce(OH4) + O2 =>
4 Ce(OH)3 + 2 H2O = 4 Ce(OH4) + 5 O2
HVO3 + FeSO4 + H2SO4 = Fe2(SO4)3 + V2SO4 + H2O =>
2 HVO3 + 8 FeSO4 + 5 H2SO4 = 4 Fe2(SO4)3 + V2SO4 + 6 H2O
Ni(H2O)6(NO3)2 + KNCS + PPH3 = Ni(NCS)2(PPH3)2 + K + NO3 + H2O =>
Ni(H2O)6(NO3)2 + 2 KNCS + 2 PPH3 = Ni(NCS)2(PPH3)2 + 2 K + 2 NO3 + 6 H2O
NaOH + SO4 = Na2SO4 + H2O2 =>
2 NaOH + SO4 = Na2SO4 + H2O2
CuSO3 = Cu + SO3 =>
CuSO3 = Cu + SO3
H3PO4 + Sn(CO3)2 = Sn3(PO4)4 + CO2 + H2O =>
4 H3PO4 + 3 Sn(CO3)2 = Sn3(PO4)4 + 6 CO2 + 6 H2O
Fe2O3 + SO2 = O2 + FeS =>
2 Fe2O3 + 4 SO2 = 7 O2 + 4 FeS
CuCO3 = CO2 + CuO =>
CuCO3 = CO2 + CuO
CuS + H(NO3) = Cu(NO3)2 + S + H2O + NO =>
3 CuS + 8 H(NO3) = 3 Cu(NO3)2 + 3 S + 4 H2O + 2 NO
HBr + NaNO3 = NaBr + HNO3 =>
HBr + NaNO3 = NaBr + HNO3
SnO = OSn =>
SnO = OSn
Cu(NO3)2 + NaCl = CuCl2 + NaNO3 =>
Cu(NO3)2 + 2 NaCl = CuCl2 + 2 NaNO3
Au + N = Au5N =>
5 Au + N = Au5N
C22H44 + O2 = CO + H2O =>
C22H44 + 22 O2 = 22 CO + 22 H2O
NH3(g) + NO = N2 + H2O(l) =>
4 NH3(g) + 6 NO = 5 N2 + 6 H2O(l)
MgSO4(aq) + AgClO4(aq) = Mg(ClO4)2(aq) + Ag2SO4(aq) =>
MgSO4(aq) + 2 AgClO4(aq) = Mg(ClO4)2(aq) + Ag2SO4(aq)
(NH4)6V10O28 + KI + HCl = VOCl2 + I2 + NH4Cl + KCl + H2O =>
(NH4)6V10O28 + 10 KI + 36 HCl = 10 VOCl2 + 5 I2 + 6 NH4Cl + 10 KCl + 18 H2O
Cu(No3)2 + NaOH = Cu(OH)2 + NaNo3 =>
Cu(No3)2 + 2 NaOH = Cu(OH)2 + 2 NaNo3
Nb(OH)5 + H3As = H2O + Nb3As5 =>
3 Nb(OH)5 + 5 H3As = 15 H2O + Nb3As5
Cr(OH){3} + H2O2 + OH{-} = CrO4{2-} + H2O =>
Cr(OH){3} + H2O2 + 5 OH{-} = CrO4{2-} + 4 H2O
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