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7 H2S + 8 NaCr2O7 + 25 H2SO4 = 8 Cr2(SO4)3 + 8 NaHSO4 + 28 H2O
Cu2S + HNO3 = Cu(NO3)2 + S + NO + H2O =>
3 Cu2S + 16 HNO3 = 6 Cu(NO3)2 + 3 S + 4 NO + 8 H2O
Na2S + Na2SO3 + HCl = S + NaCl + H2O =>
2 Na2S + Na2SO3 + 6 HCl = 3 S + 6 NaCl + 3 H2O
Au + O2 = Au2O =>
4 Au + O2 = 2 Au2O
S2Cl6 + H2O = SO2 + HCl + H =>
S2Cl6 + 4 H2O = 2 SO2 + 6 HCl + 2 H
SnCl2 + I2 = SnI4 + Cl2 =>
SnCl2 + 2 I2 = SnI4 + Cl2
Li + CO2 = Li2C2 + Li2O =>
10 Li + 2 CO2 = Li2C2 + 4 Li2O
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
SiO2H2O = H2SiO3 =>
SiO2H2O = H2SiO3
H2Co3 + Zn = ZnCo3 + H2 =>
H2Co3 + Zn = ZnCo3 + H2
C2H6O + KMnO4 + H2SO4 = C2H4O2 + K2SO4 + MnSO4 + H2O =>
5 C2H6O + 4 KMnO4 + 6 H2SO4 = 5 C2H4O2 + 2 K2SO4 + 4 MnSO4 + 11 H2O
Ca(ClO)2 + SO2 + H2O = CaSO4 + HCl + H2SO4 =>
Ca(ClO)2 + 2 SO2 + 2 H2O = CaSO4 + 2 HCl + H2SO4
Na3P + KMnO4 + H2SO4 = MnSO4 + K2SO4 + Na3PO4 + H2O =>
5 Na3P + 8 KMnO4 + 12 H2SO4 = 8 MnSO4 + 4 K2SO4 + 5 Na3PO4 + 12 H2O
BaCl2 + SO4 = Ba2SO4 + Cl =>
2 BaCl2 + SO4 = Ba2SO4 + 4 Cl
Br2 + KI + H2O = KBr + HIO3 + HBr =>
3 Br2 + KI + 3 H2O = KBr + HIO3 + 5 HBr
N2H4 + N2O4 = NO + H2O =>
N2H4 + 2 N2O4 = 6 NO + 2 H2O
NH3 + AgNO3 = Ag(NH3) + NO3 =>
NH3 + AgNO3 = Ag(NH3) + NO3
Fe2O3 + C = Fe + CO2 =>
2 Fe2O3 + 3 C = 4 Fe + 3 CO2
C3H8(g) + O2(g) = CO2(g) + H2O(l) =>
C3H8(g) + 5 O2(g) = 3 CO2(g) + 4 H2O(l)
Al2(SO4)3 + Cu(NO3)2 = Al2(NO3)3 + Cu(SO4)2 =>
2 Al2(SO4)3 + 3 Cu(NO3)2 = 2 Al2(NO3)3 + 3 Cu(SO4)2
Fe + NCl2 = FeCl + N2 =>
4 Fe + 2 NCl2 = 4 FeCl + N2
CH3CH2CH2CH2OH + NaBr + H2SO4 = CH3CH2CH2CH2Br + NaHSO4 + H2O =>
CH3CH2CH2CH2OH + NaBr + H2SO4 = CH3CH2CH2CH2Br + NaHSO4 + H2O
BaOH + HI = BaI + H2O =>
BaOH + HI = BaI + H2O
KHO + HI = KI + HOH =>
KHO + HI = KI + HOH
Al2(O3) + H2SO4 = Al2(SO4)3 + H2O =>
Al2(O3) + 3 H2SO4 = Al2(SO4)3 + 3 H2O
SO4 + BaCl2 = BaSO4 + Cl =>
SO4 + BaCl2 = BaSO4 + 2 Cl
H3COOH + NaOH = Na3COOH + H2O =>
H3COOH + 3 NaOH = Na3COOH + 3 H2O
Mg(ClO)2 + H2O = MgO + HClO =>
Mg(ClO)2 + H2O = MgO + 2 HClO
Cl + O2 = Cl2O =>
4 Cl + O2 = 2 Cl2O
PdS + NaOH = PdOH + NaS =>
PdS + NaOH = PdOH + NaS
CaCrO4 = Ca + Cr + O =>
CaCrO4 = Ca + Cr + 4 O
ClO3{-} + H2O + {-} = Cl{-} + OH{-} =>
ClO3{-} + 3 H2O + 6e = Cl{-} + 6 OH{-}
CaO + H3PO4 = Ca3(PO4)2 + H2O =>
3 CaO + 2 H3PO4 = Ca3(PO4)2 + 3 H2O
GaF3 + Cs = CsF + Ga2 =>
2 GaF3 + 6 Cs = 6 CsF + Ga2
Br2 + KI + H2O = KBr + HIO3 + HBr =>
3 Br2 + KI + 3 H2O = KBr + HIO3 + 5 HBr
F2 + CIO2 = FCIO2 =>
F2 + 2 CIO2 = 2 FCIO2
Ba(NO3)2 + NaBr = Ba(Br)2 + Na(NO3) =>
Ba(NO3)2 + 2 NaBr = Ba(Br)2 + 2 Na(NO3)
H2O + FeSO4 + I2 = FeSO3 + HIO =>
H2O + FeSO4 + I2 = FeSO3 + 2 HIO
KOH + H2CO3 = KO2 + H2O + C =>
4 KOH + 3 H2CO3 = 4 KO2 + 5 H2O + 3 C
Na2S(ac) + Na2Cr2O7(ac) + HCl(ac) = S8(s) + CrCl3(ac) + NaCl(ac) + H2O(ac) =>
24 Na2S(ac) + 8 Na2Cr2O7(ac) + 112 HCl(ac) = 3 S8(s) + 16 CrCl3(ac) + 64 NaCl(ac) + 56 H2O(ac)
C49H94 + O2 = CO2 + H2O =>
2 C49H94 + 145 O2 = 98 CO2 + 94 H2O
NH4 + AgCl = Ag(NH4) + Cl =>
NH4 + AgCl = Ag(NH4) + Cl
I + KIO3 + HCl = ICl + KCl + H2O =>
4 I + KIO3 + 6 HCl = 5 ICl + KCl + 3 H2O
CaCl2 + KOH = Ca(OH)2 + KCl =>
CaCl2 + 2 KOH = Ca(OH)2 + 2 KCl
Br + NaI = BrI + Na =>
Br + NaI = BrI + Na
As + O2 = As2O3 =>
4 As + 3 O2 = 2 As2O3
Xe + F = XeF2 =>
Xe + 2 F = XeF2
CuCO3*Cu(OH)2(s) + NaOH = CuO + Na2CO3 + H2O =>
CuCO3*Cu(OH)2(s) + 2 NaOH = 2 CuO + Na2CO3 + 2 H2O
As + O2 = As2O5 =>
4 As + 5 O2 = 2 As2O5
HI + O2 = I + H2O =>
4 HI + O2 = 4 I + 2 H2O
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