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8 Sc + 30 HNO3 = 8 Sc(NO3)3 + 3 NH4NO3 + 9 H2O
CuClO2 + H2 = Cu + HCl + H2O =>
2 CuClO2 + 5 H2 = 2 Cu + 2 HCl + 4 H2O
KNO2 + KI + H2SO4 = I2 + K2SO4 + NH3 + H2O =>
2 KNO2 + 12 KI + 7 H2SO4 = 6 I2 + 7 K2SO4 + 2 NH3 + 4 H2O
Na2SO3BaSO4 = BaSO3Na2SO4 =>
Na2SO3BaSO4 = BaSO3Na2SO4
Na + H2O = NaO + NaH2 =>
2 Na + H2O = NaO + NaH2
O3 = O1O2 =>
O3 = O1O2
Hg(s) + O2(g) = Hg2O(s) =>
4 Hg(s) + O2(g) = 2 Hg2O(s)
PbCl2 + CH3NH3I = CH3NH3PbICl2 =>
PbCl2 + CH3NH3I = CH3NH3PbICl2
CrCl3 + HCl + Zn = ZnCl2 + H2CrCl2 =>
2 CrCl3 + 4 HCl + 3 Zn = 3 ZnCl2 + 2 H2CrCl2
C6H4(CO)2O + H2O2 = C6H4(CO3H)CO2H =>
C6H4(CO)2O + H2O2 = C6H4(CO3H)CO2H
Cu2S + O2 = Cu20 + SO2 =>
10 Cu2S + 10 O2 = Cu20 + 10 SO2
HCl + W = ClW + H2 =>
2 HCl + 2 W = 2 ClW + H2
Mg(HCO3)2 + H2SeO3 = Mg(HSeO3)2 + CO2 + H2O =>
Mg(HCO3)2 + 2 H2SeO3 = Mg(HSeO3)2 + 2 CO2 + 2 H2O
H2C2O4 + NaOH = Na2C2O4(aq) + H2O(l) =>
H2C2O4 + 2 NaOH = Na2C2O4(aq) + 2 H2O(l)
SO3BaOH2 = BaSO3H2O =>
SO3BaOH2 = BaSO3H2O
SrCl2 + MnSO4 = SrSO4 + MnCl2 =>
SrCl2 + MnSO4 = SrSO4 + MnCl2
BaCl2 + FeCl3 = FeBa + Cl =>
BaCl2 + FeCl3 = FeBa + 5 Cl
O2 + Fe2 = FeO3 =>
3 O2 + Fe2 = 2 FeO3
C60H118 + O2 = CO + H2O =>
2 C60H118 + 119 O2 = 120 CO + 118 H2O
Bi + Ce + Te = Bi19Ce1Te30 =>
19 Bi + Ce + 30 Te = Bi19Ce1Te30
HNO3(aq) + BaCO3(s) = Ba(NO3)2 + CO2 + H2O =>
2 HNO3(aq) + BaCO3(s) = Ba(NO3)2 + CO2 + H2O
Li2CrO4(ac) + (NH4)3PO4(ac) = Li3PO4(ac) + (NH4)2CrO4(s) =>
3 Li2CrO4(ac) + 2(NH4)3PO4(ac) = 2 Li3PO4(ac) + 3(NH4)2CrO4(s)
HCOOH + LiAlH4 + H2O = CH4O + LiOH + Al(OH)3 =>
2 HCOOH + LiAlH4 + 2 H2O = 2 CH4O + LiOH + Al(OH)3
BaCl2 + H2SO4 = HCl2 + Ba2SO4 =>
2 BaCl2 + H2SO4 = 2 HCl2 + Ba2SO4
NH3 + H2S + H2O = H2 + NHSO4 =>
NH3 + H2S + 4 H2O = 6 H2 + NHSO4
C3H6O + O2 = CO2 + H2O =>
C3H6O + 4 O2 = 3 CO2 + 3 H2O
[Co(NH3)6][Cr(CN)6] + AgNO3 = [Co(NH3)6(NO3)][Cr(CN)6] + Ag =>
[Co(NH3)6][Cr(CN)6] + AgNO3 = [Co(NH3)6(NO3)][Cr(CN)6] + Ag
MmO2 + HCl = MmCl2 + Cl2 + H2O =>
MmO2 + 4 HCl = MmCl2 + Cl2 + 2 H2O
CH3COOH + CH3CH2OH = CH3COOCH2CH3 + H2O = =>
CH3COOH + CH3CH2OH = CH3COOCH2CH3 + H2O
C2H6 + F2 = C2H2F4 + H2 =>
C2H6 + 2 F2 = C2H2F4 + 2 H2
Na2CO3 + HCH3COO = NaOOCCH3 + H2O + CO2 =>
Na2CO3 + 2 HCH3COO = 2 NaOOCCH3 + H2O + CO2
I2 + NaF2 = NaI + F2 =>
I2 + 2 NaF2 = 2 NaI + 2 F2
Na2ZnO2 + H2SO4 = NaHSO4 + ZnSO4 + H2O =>
Na2ZnO2 + 3 H2SO4 = 2 NaHSO4 + ZnSO4 + 2 H2O
C2H4(OH)2 + CH3COOH = CH3COOC2H4 + H2O =>
3 C2H4(OH)2 + CH3COOH = 2 CH3COOC2H4 + 4 H2O
Zn + CuCl2 = ZnCl2 + Cu =>
Zn + CuCl2 = ZnCl2 + Cu
Hg + AgCl = HgCl2 + Ag =>
Hg + 2 AgCl = HgCl2 + 2 Ag
As4 + H2O = H3AsO3 + H{+} + e =>
As4 + 12 H2O = 4 H3AsO3 + 12 H{+} + 12e
NaHCO3 + Ba(OH)2 = Na2CO3 + BaCO3 + H2O =>
2 NaHCO3 + Ba(OH)2 = Na2CO3 + BaCO3 + 2 H2O
Na2OBeO = Na2(BeO2) =>
Na2OBeO = Na2(BeO2)
SiH4 = Si + H2 =>
SiH4 = Si + 2 H2
NaAlO2 + H2SO4 = Na2SO4 + Al2(SO4)3 + H2O =>
2 NaAlO2 + 4 H2SO4 = Na2SO4 + Al2(SO4)3 + 4 H2O
HCOOH + Fe(OH)3 = Fe(HCOO)3 + H2O =>
3 HCOOH + Fe(OH)3 = Fe(HCOO)3 + 3 H2O
Mg + SnCO3 = MgCO3 + Sn =>
Mg + SnCO3 = MgCO3 + Sn
C3H8 + O2 = CO2 + H2O = {-}2220kj =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
PCl3 + CaB2H8 = CaP2B4H12 + H2 + CaCl2 + BH3 =>
2 PCl3 + 4 CaB2H8 = CaP2B4H12 + 4 H2 + 3 CaCl2 + 4 BH3
SO2 + O2 + Ca(OH)2 = H2O + CaSO4 =>
2 SO2 + O2 + 2 Ca(OH)2 = 2 H2O + 2 CaSO4
H2O + O2 + As2S3 = HAsO3 + S =>
2 H2O + 5 O2 + 2 As2S3 = 4 HAsO3 + 6 S
C3F6 = C + F2 =>
C3F6 = 3 C + 3 F2
CaCO3 + O2 = CaCO5 =>
CaCO3 + O2 = CaCO5
H2O + F2 = HF + O2 =>
2 H2O + 2 F2 = 4 HF + O2
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