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2 Mo + 3 O2 = 2 MoO3
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
ZnCl2 + Na2CO3 = ZnCO3 + NaCl =>
ZnCl2 + Na2CO3 = ZnCO3 + 2 NaCl
Pb + H3PO4 = Pb3(PO4)2 + H2 =>
3 Pb + 2 H3PO4 = Pb3(PO4)2 + 3 H2
NaCH3COO(aq) + HCl(aq) = CH3COOH(aq) + NaCl(aq) =>
NaCH3COO(aq) + HCl(aq) = CH3COOH(aq) + NaCl(aq)
H2CO3 = H2O + CO2 =>
H2CO3 = H2O + CO2
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
Hg + FeCl3 = HgCl + Fe =>
3 Hg + FeCl3 = 3 HgCl + Fe
Ba(NO3)2(aq) + HCl(aq) = BaCl2(aq) + HNO3(aq) =>
Ba(NO3)2(aq) + 2 HCl(aq) = BaCl2(aq) + 2 HNO3(aq)
AgSO4 + HCl = AgCl2 + H2SO4 =>
AgSO4 + 2 HCl = AgCl2 + H2SO4
HI + Na2S2O3 = NaI + H2S2O3 =>
2 HI + Na2S2O3 = 2 NaI + H2S2O3
CH3NO2 + HNO3 = CO2 + H2O + N2 =>
5 CH3NO2 + 3 HNO3 = 5 CO2 + 9 H2O + 4 N2
NaHSO4 + KNO3 = K2(SO4) + Na2(SO4) + HNO3 =>
2 NaHSO4 + 2 KNO3 = K2(SO4) + Na2(SO4) + 2 HNO3
H3PO3 + KMnO4 + HCl = H3PO4 + KCl + MnO2 + H2O =>
3 H3PO3 + 2 KMnO4 + 2 HCl = 3 H3PO4 + 2 KCl + 2 MnO2 + H2O
SO4{-2} + BaCl = BaSO4 + Cl{-2} =>
SO4{-2} + BaCl = BaSO4 + Cl{-2}
KMnO4 + HCHO = HCOOH + K + MnO2 =>
KMnO4 + 2 HCHO = 2 HCOOH + K + MnO2
Cu2 + H2SO4 = Cu2(SO4)2 + H2O + SO2 =>
Cu2 + 4 H2SO4 = Cu2(SO4)2 + 4 H2O + 2 SO2
Ba(NO3)2 + K2SO4 = BaSO4 + KNO3 =>
Ba(NO3)2 + K2SO4 = BaSO4 + 2 KNO3
K2Cr2O7 + H2SO4 + C2H5OH = CH3OOH + H2O + K2SO4 + Cr2(SO4)3 =>
2 K2Cr2O7 + 8 H2SO4 + 3 C2H5OH = 6 CH3OOH + 5 H2O + 2 K2SO4 + 2 Cr2(SO4)3
CH3COCH3 + I2 + NaOH = CH3COONa + CHI3 + HI =>
CH3COCH3 + 3 I2 + NaOH = CH3COONa + CHI3 + 3 HI
Cu(OH)Cl = CuCl + O2 + H2O =>
4 Cu(OH)Cl = 4 CuCl + O2 + 2 H2O
Cu2S + H2O2 + CH3COO{-} + H{+} = Cu(CH3COO) + H2O + S =>
Cu2S + H2O2 + 2 CH3COO{-} + 2 H{+} = 2 Cu(CH3COO) + 2 H2O + S
AgIO3 = Ag + IO3 =>
AgIO3 = Ag + IO3
CH3COOH + KOH = KC2H3O2 + H2O =>
CH3COOH + KOH = KC2H3O2 + H2O
[H2S] + [O2] = [H2O] + [SO2] =>
2[H2S] + 3[O2] = 2[H2O] + 2[SO2]
Fe3 + KSCN = K + Fe(SCN)6 =>
Fe3 + 18 KSCN = 18 K + 3 Fe(SCN)6
SO2 + CO2 = SO3 + CO =>
SO2 + CO2 = SO3 + CO
CaO + SO3 = CaSO4 =>
CaO + SO3 = CaSO4
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
CD + AB = AD + CB =>
CD + AB = AD + CB
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
FeI{2} + NaOH = Fe(OH){2} + NaI =>
FeI{2} + NaOH = Fe(OH){2} + NaI
HBr + KBrO3 = Br2 + KBr + H2O =>
6 HBr + KBrO3 = 3 Br2 + KBr + 3 H2O
Ho(NO3)3*5H2O + HfCl4 = Ho2Hf2O7 + HCl + HNO3 + H2O =>
2 Ho(NO3)3*5H2O + 2 HfCl4 = Ho2Hf2O7 + 8 HCl + 6 HNO3 + 3 H2O
MnO + H2O = MnO2 + H2 =>
MnO + H2O = MnO2 + H2
Cu(OH)2 + C5H11OH = CO2 + H2O + Cu =>
15 Cu(OH)2 + C5H11OH = 5 CO2 + 21 H2O + 15 Cu
C2H2O3 + C2H8N2 + C6H6O + NaOH = C18H16N2O6Na4 + H2O =>
2 C2H2O3 + C2H8N2 + 2 C6H6O + 4 NaOH = C18H16N2O6Na4 + 6 H2O
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
MgO = Mg + O2 =>
2 MgO = 2 Mg + O2
K2C2O4 + Ba(NO3)2 = KNO3 + Ba(C2O4) =>
K2C2O4 + Ba(NO3)2 = 2 KNO3 + Ba(C2O4)
C2H5OH + K = C2H5OK + H2 =>
2 C2H5OH + 2 K = 2 C2H5OK + H2
Hg(OH)2 + H3PO4 = Hg3(PO4)2 + H2O =>
3 Hg(OH)2 + 2 H3PO4 = Hg3(PO4)2 + 6 H2O
(NH4)2SO4 + Ba(NO3)2 = BaSO4 + NH4NO3 =>
(NH4)2SO4 + Ba(NO3)2 = BaSO4 + 2 NH4NO3
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
C6H12(l) + O2 = CO2 + H2O =>
C6H12(l) + 9 O2 = 6 CO2 + 6 H2O
C2HNa + CH3Br = C3H4 + NaBr =>
C2HNa + CH3Br = C3H4 + NaBr
Rb3P + MgS = Mg3P2 + Rb2S =>
2 Rb3P + 3 MgS = Mg3P2 + 3 Rb2S
CuSO4*5H2O + NaOH + NaKC4H4O6*4H2O = CuSO4NaOHNaKC4H4O6*4H2O*5H2O =>
CuSO4*5H2O + NaOH + NaKC4H4O6*4H2O = CuSO4NaOHNaKC4H4O6*4H2O*5H2O
HNO3 + HF = FNO2 + H2O =>
HNO3 + HF = FNO2 + H2O
N2O5 = NO2 + O2 =>
2 N2O5 = 4 NO2 + O2
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