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P2F10 = 2 P + 10 F
Ca(NO3)2 + H2CO3 = Ca2(CO3)2 + HNO3 =>
2 Ca(NO3)2 + 2 H2CO3 = Ca2(CO3)2 + 4 HNO3
HS(g) + O2(g) = SO2(g) + H2O(l) =>
4 HS(g) + 5 O2(g) = 4 SO2(g) + 2 H2O(l)
Cr2O3 + KOH + O3 = K2CrO4 + H2O =>
Cr2O3 + 4 KOH + O3 = 2 K2CrO4 + 2 H2O
Li2Cr2O7 + Pb3(PO4)4 = Li3PO4 + Pb(Cr2O7)2 =>
6 Li2Cr2O7 + Pb3(PO4)4 = 4 Li3PO4 + 3 Pb(Cr2O7)2
Na2C2O4 + HCl = CO2H + NaCl =>
Na2C2O4 + 2 HCl = 2 CO2H + 2 NaCl
MnO4{2-} + SO2 = Mn{2+} + SO4{2-} =>
MnO4{2-} + 2 SO2 = Mn{2+} + 2 SO4{2-}
Na2SO4 + S = Na2S2O4 =>
Na2SO4 + S = Na2S2O4
As2O5 + HCl = AsCl5 + H2O =>
As2O5 + 10 HCl = 2 AsCl5 + 5 H2O
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
C6H5CH2NH2 + H2O = C6H5CH2NH3 + OH =>
C6H5CH2NH2 + H2O = C6H5CH2NH3 + OH
MgO + SO3 = MgS + O2 =>
MgO + SO3 = MgS + 2 O2
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
Fe + PO4 = FePO4 =>
Fe + PO4 = FePO4
AlF3 + Ag = Al + AgF =>
AlF3 + 3 Ag = Al + 3 AgF
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
HCl + NaBr + Ca(ClO)2 = Br2 + CaCl2 + NaCl + H2O =>
4 HCl + 4 NaBr + Ca(ClO)2 = 2 Br2 + CaCl2 + 4 NaCl + 2 H2O
KCl + K2Cr2O7 + H2SO4 = K2SO4 + Cl2 + CrCl3 + H2O =>
12 KCl + K2Cr2O7 + 7 H2SO4 = 7 K2SO4 + 3 Cl2 + 2 CrCl3 + 7 H2O
(NH4)2SO4 + NaOH = Na2SO4 + NH4OH =>
(NH4)2SO4 + 2 NaOH = Na2SO4 + 2 NH4OH
Na + Fe(NO3)2 = Na(NO3)2 + Fe =>
Na + Fe(NO3)2 = Na(NO3)2 + Fe
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
SO3 = SO2 + O2 =>
2 SO3 = 2 SO2 + O2
CO = C + CO2 =>
2 CO = C + CO2
NaBr + NaOCl + CH3COOH = NaOH + NaCl + Br + C02 =>
4 NaBr + 2 NaOCl + CH3COOH = 4 NaOH + 2 NaCl + 4 Br + C02
H2 + CO2 = C7H6O2 + O2 =>
3 H2 + 7 CO2 = C7H6O2 + 6 O2
K2S + CU = K + CUS =>
K2S + CU = 2 K + CUS
NaNO3 + (C6H5)2NH = Na2NH + C6H5NO3 =>
2 NaNO3 + (C6H5)2NH = Na2NH + 2 C6H5NO3
KHSO4 + KHS = K2SO4 + H2S =>
KHSO4 + KHS = K2SO4 + H2S
S + O2 = SO3 =>
2 S + 3 O2 = 2 SO3
Fe + S = FeS =>
Fe + S = FeS
Zn + S = ZnS =>
Zn + S = ZnS
K + HNO3 = K(NO3)3 + NO + H2O =>
K + 4 HNO3 = K(NO3)3 + NO + 2 H2O
S + O2 = SO2 =>
S + O2 = SO2
Fe + S = FeS =>
Fe + S = FeS
NaOH + Cl2 = NaCl2 + NaClO + H2O =>
4 NaOH + 3 Cl2 = 2 NaCl2 + 2 NaClO + 2 H2O
KMnO4 + Na2S2O3 + H2O = MnO2 + Na2S2O6 + KOH =>
2 KMnO4 + Na2S2O3 + H2O = 2 MnO2 + Na2S2O6 + 2 KOH
Zn + S = ZnS =>
Zn + S = ZnS
Zn + CuCl2 = Cu + ZnCl2 = =>
Zn + CuCl2 = Cu + ZnCl2
Al + S = Al2S3 =>
2 Al + 3 S = Al2S3
H2(g) + V2O5(S) = V2O3(S) + H2O(l) =>
2 H2(g) + V2O5(S) = V2O3(S) + 2 H2O(l)
Al + S = Al2S3 =>
2 Al + 3 S = Al2S3
S{5+} + O{2-} = S2O5 =>
2 S{5+} + 5 O{2-} = S2O5
CH3COCl + C4H9OH = CH3COOC4H9 + HCl =>
CH3COCl + C4H9OH = CH3COOC4H9 + HCl
Zn + S = ZnS =>
Zn + S = ZnS
S + O2 = SO2 =>
S + O2 = SO2
Fe(CN)6{-3} + S2O3{-2} = Fe(CN)6{-4} + S4O6{-2} =>
2 Fe(CN)6{-3} + 2 S2O3{-2} = 2 Fe(CN)6{-4} + S4O6{-2}
Al + S = Al2S3 =>
2 Al + 3 S = Al2S3
S + O2 = SO2 =>
S + O2 = SO2
NaOH + Cl2 = NaCl2 + NaClO + H2O =>
4 NaOH + 3 Cl2 = 2 NaCl2 + 2 NaClO + 2 H2O
Zn + S = ZnS =>
Zn + S = ZnS
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