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H2S + Cu = CuS + H2
HNO3(aq) + Al(OH)3(s) = Al(NO3)3 + H2O =>
3 HNO3(aq) + Al(OH)3(s) = Al(NO3)3 + 3 H2O
CrY3 + KOH + Cl2 = KCl + KYO4 + K2CrO4 + H2O =>
2 CrY3 + 64 KOH + 27 Cl2 = 54 KCl + 6 KYO4 + 2 K2CrO4 + 32 H2O
V2O5 + B2O3 + NH4F + NaOH = NaVBO4F + H2O + NH3 =>
V2O5 + B2O3 + 2 NH4F + 2 NaOH = 2 NaVBO4F + 2 H2O + 2 NH3
BaCl2 + K2CO3 = Ba(CO3) + ClK =>
BaCl2 + K2CO3 = Ba(CO3) + 2 ClK
C9H8O2 + SOCl2 = C9H7OCl + SO2 + HCl =>
C9H8O2 + SOCl2 = C9H7OCl + SO2 + HCl
C3H8O2 + KMnO4 + H2SO4 = C3H6O2 + MnSO4 + H2O + K2SO4 =>
5 C3H8O2 + 2 KMnO4 + 3 H2SO4 = 5 C3H6O2 + 2 MnSO4 + 8 H2O + K2SO4
Pb + H2SeO4 = PbSeO4 + SeO2 + H2O =>
Pb + 2 H2SeO4 = PbSeO4 + SeO2 + 2 H2O
NaMnO4 + P + HCl = MnCl2 + H3PO4 + NaCl =>
NaMnO4 + P + 3 HCl = MnCl2 + H3PO4 + NaCl
C2H5OH + K2Cr2O7 + H2SO4 = CH3COH + Cr2(SO4)3 + K2SO4 + H2O =>
3 C2H5OH + K2Cr2O7 + 4 H2SO4 = 3 CH3COH + Cr2(SO4)3 + K2SO4 + 7 H2O
CaOH2SiO3 = CaSiO3H2O =>
CaOH2SiO3 = CaSiO3H2O
K2CO3 + H3PO4 = K3PO4 + H2O + CO2 =>
3 K2CO3 + 2 H3PO4 = 2 K3PO4 + 3 H2O + 3 CO2
C10H18O + NaBH4 + CH3OH = C10H20O + NaBH3OCH3 =>
C10H18O + NaBH4 + CH3OH = C10H20O + NaBH3OCH3
BaCO3 + H{+} = Ba{+2} + CO2 + H2O =>
BaCO3 + 2 H{+} = Ba{+2} + CO2 + H2O
H2SO4 + Ba(NO3)2 = H2(NO3)2 + SO4 + Ba =>
H2SO4 + Ba(NO3)2 = H2(NO3)2 + SO4 + Ba
NaF + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + Na2SO4 + K2SO4 + F2 + H2O =>
6 NaF + K2Cr2O7 + 7 H2SO4 = Cr2(SO4)3 + 3 Na2SO4 + K2SO4 + 3 F2 + 7 H2O
KMnO4 + HCl + SnCl2 = H2O + KCl + MnCl2 + SnCl4 =>
2 KMnO4 + 16 HCl + 5 SnCl2 = 8 H2O + 2 KCl + 2 MnCl2 + 5 SnCl4
MnO4{-} + Na2S2O3*5H2O + H{+} = Mn{2+} + S4O6{2-} + H2O + Na{+} =>
2 MnO4{-} + 10 Na2S2O3*5H2O + 16 H{+} = 2 Mn{2+} + 5 S4O6{2-} + 58 H2O + 20 Na{+}
CuSO4 + EDTA = CuEDTA + SO4 =>
CuSO4 + EDTA = CuEDTA + SO4
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Cd + HgSO4 = Hg + CdSO4 =>
Cd + HgSO4 = Hg + CdSO4
C3H4 + Br2 = BrCH2CBr2CH2Br =>
C3H4 + 2 Br2 = BrCH2CBr2CH2Br
C9H7O2 + O = CO2 + H2O =>
2 C9H7O2 + 39 O = 18 CO2 + 7 H2O
C8H5O4 + Cr2O7{2-} = CO2 + Cr{3+} + H{+} + e =>
7 C8H5O4 + 12 Cr2O7{2-} = 56 CO2 + 24 Cr{3+} + 35 H{+} + 131e
V + O2 = VO24 =>
V + 12 O2 = VO24
HBr + Na3Po4 = H3Po4 + NaBr =>
3 HBr + Na3Po4 = H3Po4 + 3 NaBr
C + H + O = CH3OH =>
C + 4 H + O = CH3OH
C2H3O2 + H2O = HC2H3O2 + OH =>
C2H3O2 + H2O = HC2H3O2 + OH
S4O2 + O2 = SO3 =>
S4O2 + 5 O2 = 4 SO3
CH3COOH + C4H9OH = CH3COOC4H9 + H2O =>
CH3COOH + C4H9OH = CH3COOC4H9 + H2O
C6H12 + KMnO4 + H2SO4 = CH3COOH + K2SO4 + MnSO4 + H2O =>
5 C6H12 + 12 KMnO4 + 18 H2SO4 = 15 CH3COOH + 6 K2SO4 + 12 MnSO4 + 18 H2O
Al(OH)3 + SrO = Sr(AlO2)2 + H2O =>
2 Al(OH)3 + SrO = Sr(AlO2)2 + 3 H2O
C5H12O + O2 = CO2 + H2O9 =>
2 C5H12O + 63 O2 = 10 CO2 + 12 H2O9
SiL4 + Mg = Si + MgL2 =>
SiL4 + 2 Mg = Si + 2 MgL2
KHSO4 + Pb(NO3)2 = Pb(HSO4)2 + KNO3 =>
2 KHSO4 + Pb(NO3)2 = Pb(HSO4)2 + 2 KNO3
HCl + Al2O = AlCl + H2O =>
2 HCl + Al2O = 2 AlCl + H2O
Cl4 + H2O = H4 + O2Cl8 =>
2 Cl4 + 2 H2O = H4 + O2Cl8
Hg2CrO4 = Hg + CrO3 + O3 =>
3 Hg2CrO4 = 6 Hg + 3 CrO3 + O3
Na2MoO4 + Na2HPO4 + H2SO4 = H3PMo12O40 + Na2SO4 + H2O =>
12 Na2MoO4 + Na2HPO4 + 13 H2SO4 = H3PMo12O40 + 13 Na2SO4 + 12 H2O
C6H12O6 + H2O = C6H12O6*H2O =>
C6H12O6 + H2O = C6H12O6*H2O
Na(Po) + CaCl = Ca(Po) + NaCl =>
Na(Po) + CaCl = Ca(Po) + NaCl
C9H12O2 + O2 = CO2 + H2O =>
C9H12O2 + 11 O2 = 9 CO2 + 6 H2O
Na3PO4 + HNO3 = NaNO3 + P2O5 + H2O =>
2 Na3PO4 + 6 HNO3 = 6 NaNO3 + P2O5 + 3 H2O
Cu2O + HNO3 = Cu(NO3)2 + H2O + NO = =>
3 Cu2O + 14 HNO3 = 6 Cu(NO3)2 + 7 H2O + 2 NO
AgNO3 + NaSnO2 + NaOH = Ag + Na2SnO3 + NaNO3 + H2O =>
AgNO3 + NaSnO2 + 2 NaOH = Ag + Na2SnO3 + NaNO3 + H2O
Zn(NO3)2(aq) + HI(aq) = ZnI2 + HNO3 =>
Zn(NO3)2(aq) + 2 HI(aq) = ZnI2 + 2 HNO3
C2O4{2-} + CaCl2 = CaC2O4 + Cl{-} =>
C2O4{2-} + CaCl2 = CaC2O4 + 2 Cl{-}
K + Ag(Cl) = Ag + KCl =>
K + Ag(Cl) = Ag + KCl
Na3C6H5O7 + HCl = NaCl + C6H8O7 =>
Na3C6H5O7 + 3 HCl = 3 NaCl + C6H8O7
BaS(S) + Na(s) = Ba(s) + Na2S(g) =>
BaS(S) + 4 Na(s) = Ba(s) + 2 Na2S(g)
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