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S + H2 = H2S
Ac + O2 = Ac2O3 =>
4 Ac + 3 O2 = 2 Ac2O3
Cu(SO)4 + HCl = CuCl2 + H2(SO)4 =>
Cu(SO)4 + 2 HCl = CuCl2 + H2(SO)4
NO2 + (Cr2O7)2 = Cr3 + NO3 =>
42 NO2 + 3(Cr2O7)2 = 4 Cr3 + 42 NO3
Fe2(NO3)2*9H2O + TiO2 + KOH = FeTiO3 + N2 + KNO3 + H2O =>
5 Fe2(NO3)2*9H2O + 10 TiO2 + 8 KOH = 10 FeTiO3 + N2 + 8 KNO3 + 49 H2O
CaCO3 + HNO3 = CaNO3 + CO2 + H2O + O =>
2 CaCO3 + 2 HNO3 = 2 CaNO3 + 2 CO2 + H2O + O
CaH2O2 = CaO + H2O =>
CaH2O2 = CaO + H2O
CaCO3 + HCl = CO2 + CaCl2 + H2O =>
CaCO3 + 2 HCl = CO2 + CaCl2 + H2O
C3H4O2(g) + O2(g) = CO2 + H2O =>
C3H4O2(g) + 3 O2(g) = 3 CO2 + 2 H2O
Cu(ii) + S = CuS =>
Cu(ii) + S = CuS
FeH2PO4 + H2O + C12H22O11 = H3PO4 + Fe + CO2 =>
48 FeH2PO4 + 13 H2O + C12H22O11 = 48 H3PO4 + 48 Fe + 12 CO2
H2SO4 = SO2 + H2O + O =>
H2SO4 = SO2 + H2O + O
Mn{+2} + MnO4{-} + H{+} = Mn{+3} + H2O =>
4 Mn{+2} + MnO4{-} + 8 H{+} = 5 Mn{+3} + 4 H2O
KH2PO4 + KOH = K3PO4 + H2O =>
KH2PO4 + 2 KOH = K3PO4 + 2 H2O
PbO2 + NaOH = Pb(OH)2 + NaO =>
PbO2 + 2 NaOH = Pb(OH)2 + 2 NaO
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
S + K2Cr2O7 = Cr2O3 + K2SO4 =>
S + K2Cr2O7 = Cr2O3 + K2SO4
KMnO4 + KI + H2SO4 = MnSO4 + K2SO4 + H2O + I2 =>
2 KMnO4 + 10 KI + 8 H2SO4 = 2 MnSO4 + 6 K2SO4 + 8 H2O + 5 I2
C4H6(OH)2 + NH4ClO4 = HCl + CO2 + H2O + NO =>
3 C4H6(OH)2 + 20 NH4ClO4 = 20 HCl + 12 CO2 + 42 H2O + 20 NO
HCl + NaCl = Cl3 + NaH3 =>
9 HCl + 3 NaCl = 4 Cl3 + 3 NaH3
Cr + KOH = K3CrO3 + H2 =>
2 Cr + 6 KOH = 2 K3CrO3 + 3 H2
C5H8(l) + O2(g) = CO2 + H2O =>
C5H8(l) + 7 O2(g) = 5 CO2 + 4 H2O
C2H5Cl + H2O = C2H5OH + HCl =>
C2H5Cl + H2O = C2H5OH + HCl
HCl + C6H7O6Na = NaCl + C6H6O5 + H2O =>
HCl + C6H7O6Na = NaCl + C6H6O5 + H2O
H2C6H7O5 + H2O = H2C6H8O5 + OH =>
H2C6H7O5 + H2O = H2C6H8O5 + OH
Mg(OH)2 + Ca(NO3)2 = Mg(NO3)2 + Ca(OH)2 =>
Mg(OH)2 + Ca(NO3)2 = Mg(NO3)2 + Ca(OH)2
B2S3 + HNO3 = B(NO3)3 + NO + S + H2O =>
B2S3 + 8 HNO3 = 2 B(NO3)3 + 2 NO + 3 S + 4 H2O
CaO + H3Po4 = Ca3(Po4)2 + H2O =>
3 CaO + 2 H3Po4 = Ca3(Po4)2 + 3 H2O
As2O3 + Ca(OCl)2 = AsO4 + CaCl2 =>
2 As2O3 + 5 Ca(OCl)2 = 4 AsO4 + 5 CaCl2
Ca + Cu(OH)2 = Ca(OH)2 + Cu =>
Ca + Cu(OH)2 = Ca(OH)2 + Cu
ZnCl2 + H2O = HCl + Zn(OH)2 =>
ZnCl2 + 2 H2O = 2 HCl + Zn(OH)2
CH3CH2 + O2 = H2O + CHCOOH =>
4 CH3CH2 + 7 O2 = 6 H2O + 4 CHCOOH
C2Ag2 + CH3I = C4H6 + AgI =>
C2Ag2 + 2 CH3I = C4H6 + 2 AgI
KOH + NiSO4 = NiOHKSO4 =>
KOH + NiSO4 = NiOHKSO4
S + HNO3 = SO2 + NO2 + H2O =>
S + 4 HNO3 = SO2 + 4 NO2 + 2 H2O
Zn + C2H5Cl + Na = Zn(C2H5)2 + NaCl =>
Zn + 2 C2H5Cl + 2 Na = Zn(C2H5)2 + 2 NaCl
Ca + Si = Ca2Si =>
2 Ca + Si = Ca2Si
I + O = I2O7 =>
2 I + 7 O = I2O7
NaF + HJ = NaH + FJ =>
NaF + HJ = NaH + FJ
Na2SiO3 + HNO3 = NaNO3 + H2SiO3 =>
Na2SiO3 + 2 HNO3 = 2 NaNO3 + H2SiO3
CH3COOC6H4COOH = C7H6O3 + CH3COOH =>
8 CH3COOC6H4COOH = 10 C7H6O3 + CH3COOH
ZnSO4*7H2O = ZnSO4 + H2O =>
ZnSO4*7H2O = ZnSO4 + 7 H2O
CuSO45H2O = CuSO45 + H2O =>
CuSO45H2O = CuSO45 + H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Mg2Si + HBr = MgBr2 + SiH4 =>
Mg2Si + 4 HBr = 2 MgBr2 + SiH4
Na2TeO4 + HCl = H2TeO2 + NaCl + Cl2 + H2O =>
Na2TeO4 + 6 HCl = H2TeO2 + 2 NaCl + 2 Cl2 + 2 H2O
HCl + K2Cr2O7 + RbI = CrCl3 + RbIO4 + KCl + H2O =>
32 HCl + 4 K2Cr2O7 + 3 RbI = 8 CrCl3 + 3 RbIO4 + 8 KCl + 16 H2O
Ca3(PO)42 + SiO2 + C = CaSiO3 + CO + P =>
Ca3(PO)42 + 3 SiO2 + 39 C = 3 CaSiO3 + 39 CO + 42 P
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
(Na2O) + (SiO2)2 = Na2SiO3 =>
2(Na2O) + (SiO2)2 = 2 Na2SiO3
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