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2 Ag2S(s) + 3 O2(g) = 2 Ag2O + 2 SO2
CUO + C = CU + CO =>
CUO + C = CU + CO
PtNO3 = Pt + NO3 =>
PtNO3 = Pt + NO3
HNO3 + Sr(OH)2 = Sr(NO3)2 + H2O =>
2 HNO3 + Sr(OH)2 = Sr(NO3)2 + 2 H2O
Na2(Zn(OH)4) + ZnCl2 = Zn(OH)2 + NaCl =>
Na2(Zn(OH)4) + ZnCl2 = 2 Zn(OH)2 + 2 NaCl
Al(OH)3 + NaOH + H2O = Na2[Al(OH)6] + H2 =>
2 Al(OH)3 + 4 NaOH + 2 H2O = 2 Na2[Al(OH)6] + H2
TiCl4 + ZnCl2 + NaOH = ZnTiO3 + NaCl + H2O =>
TiCl4 + ZnCl2 + 6 NaOH = ZnTiO3 + 6 NaCl + 3 H2O
O8 = O2 =>
O8 = 4 O2
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
H3C{-}C6H4{-}CH2OH + K2Cr2O7 + H2SO4 = HOOC{-}C6H4{-}COOH + Cr2(SO4)3 + K2SO4 + H2O =>
H3C{-}C6H4{-}CH2OH + K2Cr2O7 + 4 H2SO4 = HOOC{-}C6H4{-}COOH + Cr2(SO4)3 + K2SO4 + 5 H2O
Mg(NO3)2 + H2SO4 = MgSO4 + HNO3 =>
Mg(NO3)2 + H2SO4 = MgSO4 + 2 HNO3
NaOH(aq) + CuCl(aq) = CuOH(s) + NaCl(aq) =>
NaOH(aq) + CuCl(aq) = CuOH(s) + NaCl(aq)
Ca(C2O4) + HCl = CaCl2 + H2C2O4 =>
Ca(C2O4) + 2 HCl = CaCl2 + H2C2O4
MgS + O2 = MgO + SO2 =>
2 MgS + 3 O2 = 2 MgO + 2 SO2
Fe + Cu(SO3)2 = Fe(SO3)2 + Cu =>
Fe + Cu(SO3)2 = Fe(SO3)2 + Cu
HI + KOH = H2O + KI =>
HI + KOH = H2O + KI
WO3 + V2O5 + V = WV2O7 =>
5 WO3 + 4 V2O5 + 2 V = 5 WV2O7
Pb2O3(s) = PbO(s) + O2(g) =>
2 Pb2O3(s) = 4 PbO(s) + O2(g)
B4C3 = B3 + C =>
3 B4C3 = 4 B3 + 9 C
NiSO4 + H2 = Ni + H2SO4 =>
NiSO4 + H2 = Ni + H2SO4
Hg + LiCl = HgCl2 + Li =>
Hg + 2 LiCl = HgCl2 + 2 Li
Al + Mg(OH)2 = Mg + Al(OH)3 =>
2 Al + 3 Mg(OH)2 = 3 Mg + 2 Al(OH)3
CrCl3 + Cl2 + KOH = K2CrO4 + KCl + H2O =>
2 CrCl3 + 3 Cl2 + 16 KOH = 2 K2CrO4 + 12 KCl + 8 H2O
NaAt + Cl2 = NaCl + At2 =>
2 NaAt + Cl2 = 2 NaCl + At2
NiSO4 + H2 = Ni + H2SO4 =>
NiSO4 + H2 = Ni + H2SO4
SO2(g) + O(g) = SO3(g) =>
SO2(g) + O(g) = SO3(g)
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
C6H6 + FeCl3 = (C6H5)3Fe + HCl =>
3 C6H6 + FeCl3 = (C6H5)3Fe + 3 HCl
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
C61H124 + O2 = CO2 + H2O =>
C61H124 + 92 O2 = 61 CO2 + 62 H2O
MgO + SO3 = MgSO4 =>
MgO + SO3 = MgSO4
K4[Fe(CN)6] + FeSO4 = Fe4[Fe(CN)6]2 + K2SO4 =>
2 K4[Fe(CN)6] + 4 FeSO4 = Fe4[Fe(CN)6]2 + 4 K2SO4
MnCl2 + NaClO3 + NaOH = Na2MnO4 + H2O + NaCl =>
3 MnCl2 + 2 NaClO3 + 12 NaOH = 3 Na2MnO4 + 6 H2O + 8 NaCl
Cr2O3 + Na2SO4 = Cr2(SO4)3 + Na2O =>
Cr2O3 + 3 Na2SO4 = Cr2(SO4)3 + 3 Na2O
KMnO4 + H2SO4 + Na2C2O4 = MnSO4 + CO2 + H2O + K2SO4 + Na2SO4 =>
2 KMnO4 + 8 H2SO4 + 5 Na2C2O4 = 2 MnSO4 + 10 CO2 + 8 H2O + K2SO4 + 5 Na2SO4
C4H6NiO4*4H2O + KOH = CH3COOK + NiO + H2O =>
C4H6NiO4*4H2O + 2 KOH = 2 CH3COOK + NiO + 5 H2O
Br2 + (OH){-}1 = H2O + Br{-}1 + (BrO){-}1 =>
Br2 + 2(OH){-}1 = H2O + Br{-}1 + (BrO){-}1
C2Cl4 + Fe + H2O = C2H4 + Cl{-} + Fe{+2} + OH{-} =>
C2Cl4 + 4 Fe + 4 H2O = C2H4 + 4 Cl{-} + 4 Fe{+2} + 4 OH{-}
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
CaCl2 + Na2CO3 = CaCO3 + NaCl =>
CaCl2 + Na2CO3 = CaCO3 + 2 NaCl
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Zn + Pb(NO3)2 = Zn(NO3)2 + Pb =>
Zn + Pb(NO3)2 = Zn(NO3)2 + Pb
C2H6 + SO4 = C2H4 + H2SO4 =>
C2H6 + SO4 = C2H4 + H2SO4
Ba(NO3)2 + H2SO4 = BaSO4 + HNO3 =>
Ba(NO3)2 + H2SO4 = BaSO4 + 2 HNO3
Al(NO3)3 + KHCO3 = KNO3 + Al(HCO3)3 =>
Al(NO3)3 + 3 KHCO3 = 3 KNO3 + Al(HCO3)3
HCOOH + Zn = (HCOO)2Zn + H2 =>
2 HCOOH + Zn = (HCOO)2Zn + H2
Pb(s) + HCl(aq) = PbCl2(s) + H2(g) =>
Pb(s) + 2 HCl(aq) = PbCl2(s) + H2(g)
P2S5 + NaOH + Na2S2O8 = Na3PO4 + Na2SO4 + H2O =>
P2S5 + 56 NaOH + 20 Na2S2O8 = 2 Na3PO4 + 45 Na2SO4 + 28 H2O
Mg + H2SO4 = MgSO4 + H2 =>
Mg + H2SO4 = MgSO4 + H2
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