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2 CuFeS2 + 3 O2 = 2 CuS + 2 SO2 + 2 FeO
Al + CuCl2 = AlCl3 + Cu =>
2 Al + 3 CuCl2 = 2 AlCl3 + 3 Cu
C4H10O(g) + O2(g) = (g)CO2 + H2O(g) =>
C4H10O(g) + 6 O2(g) = 4(g)CO2 + 5 H2O(g)
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
CH2(COOH)2 + NaHCO3 = CH2(COONa)2 + H2O + CO2 =>
CH2(COOH)2 + 2 NaHCO3 = CH2(COONa)2 + 2 H2O + 2 CO2
Na2SO4 + Ba(NO3)2 = BaSO4 + NaNO3 =>
Na2SO4 + Ba(NO3)2 = BaSO4 + 2 NaNO3
Na2S + HCl = NaCl + H{+} + S{2-} =>
Na2S + 2 HCl = 2 NaCl + 2 H{+} + S{2-}
Ba(NO3)2 + Na2S2O3 = Ba(S2O3) + NaNO3 =>
Ba(NO3)2 + Na2S2O3 = Ba(S2O3) + 2 NaNO3
Na2CO3Mg(NO3)2 = Na2(NO3)2MgCO3 =>
Na2CO3Mg(NO3)2 = Na2(NO3)2MgCO3
MgCl2*6H2O = (Mg(OH)2) + H2O + HCl =>
MgCl2*6H2O = (Mg(OH)2) + 4 H2O + 2 HCl
MnO4{-} + H{+} + {-} = MnO2{2-} + H2O =>
MnO4{-} + 4 H{+} + 5e = MnO2{2-} + 2 H2O
HNO3 + Al2 = Al(NO3)3 + NO + H2O =>
8 HNO3 + Al2 = 2 Al(NO3)3 + 2 NO + 4 H2O
Cs2 + I2 = CsI =>
Cs2 + I2 = 2 CsI
H2O + Ca = Ca(OH)2 + H2 =>
2 H2O + Ca = Ca(OH)2 + H2
NH4Cl + K2(HgI4) + KOH = Hg2NI*H2O + KI + KCl + H2O =>
NH4Cl + 2 K2(HgI4) + 4 KOH = Hg2NI*H2O + 7 KI + KCl + 3 H2O
C3H8O + H2O2 = C3H6O2 + H2O =>
C3H8O + 2 H2O2 = C3H6O2 + 3 H2O
KHTeO3 + KOH = K2TeO3 + H2O =>
KHTeO3 + KOH = K2TeO3 + H2O
H3PO3 + Au(OH)3 = Au3(PO3)3 + H2O =>
3 H3PO3 + 3 Au(OH)3 = Au3(PO3)3 + 9 H2O
HClO4Sr(OH)2 = H3O2SrClO4 =>
HClO4Sr(OH)2 = H3O2SrClO4
CuSO4 + (COOH)2 = CuC2O4 + H2SO4 =>
CuSO4 + (COOH)2 = CuC2O4 + H2SO4
C2H6O2 + O2 = CO + H2O =>
2 C2H6O2 + 3 O2 = 4 CO + 6 H2O
Na2SO3 + HCI = NaCI + H2O + SO2 =>
Na2SO3 + 2 HCI = 2 NaCI + H2O + SO2
K2(SiO)3 + HCl = KCl + H2(SiO)3 =>
K2(SiO)3 + 2 HCl = 2 KCl + H2(SiO)3
KOH + CH3(CH2)16COOH = CH3(CH2)16COOK + H2O =>
KOH + CH3(CH2)16COOH = CH3(CH2)16COOK + H2O
BaCl2(aq)K2SO4(aq) = BaSO4(s) + KCl(aq) =>
BaCl2(aq)K2SO4(aq) = BaSO4(s) + 2 KCl(aq)
Ba(NO3)2 + K2CO3 = BaCO3 + KNO3 =>
Ba(NO3)2 + K2CO3 = BaCO3 + 2 KNO3
S{2-} + H2O = H2S + OH{-} =>
S{2-} + 2 H2O = H2S + 2 OH{-}
FeS2 + HCl = FeCl2 + H2S + S =>
FeS2 + 2 HCl = FeCl2 + H2S + S
Cl2O7 + H2O = HClO4 =>
Cl2O7 + H2O = 2 HClO4
K2Cr2O4 + H2SO4 + KI = Cr2(OH4)3 + K2SO4 + H2O + I2 =>
K2Cr2O4 + 7 H2SO4 + 12 KI = Cr2(OH4)3 + 7 K2SO4 + H2O + 6 I2
Cu(NH3)4 + SO4 + H2O = Cu(NH3)4SO4*H2O =>
Cu(NH3)4 + SO4 + H2O = Cu(NH3)4SO4*H2O
RbOH + H2SO4 = Rb2SO4 + H2O =>
2 RbOH + H2SO4 = Rb2SO4 + 2 H2O
NO + N2 = N2O =>
2 NO + N2 = 2 N2O
copper(ii)oxide + carbon = carbondioxide + copper =>
2 CuO + C = CO2 + 2 Cu
ZnSNH3 = Zn(NH3)S =>
ZnSNH3 = Zn(NH3)S
CaCO3 + H = Ca2 + H2O + CO2 =>
2 CaCO3 + 4 H = Ca2 + 2 H2O + 2 CO2
CH3CHCH2OH + Na = CH3CHCH2ONa + H2 =>
2 CH3CHCH2OH + 2 Na = 2 CH3CHCH2ONa + H2
H2SO4 + Pb(OH)4 = H2O + Pb(SO4)2 =>
2 H2SO4 + Pb(OH)4 = 4 H2O + Pb(SO4)2
MnO4 + SO32 = Mn2 + SO42 =>
10 MnO4 + 4 SO32 = 5 Mn2 + 4 SO42
N2O5 + SO2 = NO + SO3 =>
N2O5 + 3 SO2 = 2 NO + 3 SO3
C3H8 = C + H2 =>
C3H8 = 3 C + 4 H2
NH4OH + NCl = NH4Cl + NOH =>
NH4OH + NCl = NH4Cl + NOH
CsNO3(s)Ca(OH)2 = CaNO3Cs(OH)2 =>
CsNO3(s)Ca(OH)2 = CaNO3Cs(OH)2
N2 + H2 = N2H4 =>
N2 + 2 H2 = N2H4
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
K + O = KO2 =>
K + 2 O = KO2
I{-} + H2SO4 + H3O{+} = H2O + I2 + SO2 =>
2 I{-} + H2SO4 + 2 H3O{+} = 4 H2O + I2 + SO2
Hf(s) + N2(g) = Hf3N4(s) =>
3 Hf(s) + 2 N2(g) = Hf3N4(s)
SO2 + H2 = H2S + H2O =>
SO2 + 3 H2 = H2S + 2 H2O
NH4OH + NCl = NH4Cl + NOH =>
NH4OH + NCl = NH4Cl + NOH
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