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BeO + 2 NaOH + H2O = Be(OH)4 + 2 Na
Pb(NO3)2(aq) + K2S(aq) = PbS(c) + KNO3(aq) =>
Pb(NO3)2(aq) + K2S(aq) = PbS(c) + 2 KNO3(aq)
Li(s) + S(s) = LiS(s) =>
Li(s) + S(s) = LiS(s)
TlCl + H2O = TlOH + HCl =>
TlCl + H2O = TlOH + HCl
NaIO3 + Na2SO3 + H2O = Na2SO4 + I2 + NaOH =>
2 NaIO3 + 5 Na2SO3 + H2O = 5 Na2SO4 + I2 + 2 NaOH
C3H8O3 + KOH = C3H7O3K + H2O =>
C3H8O3 + KOH = C3H7O3K + H2O
H2O + O2 = H2O2 =>
2 H2O + O2 = 2 H2O2
C6H12O6 = CH3CH2OH + CO2 =>
C6H12O6 = 2 CH3CH2OH + 2 CO2
Cu2 + I2 = CuI =>
Cu2 + I2 = 2 CuI
Mn(OH)2 + HNO3 = Mn(NO3)2 + H2O =>
Mn(OH)2 + 2 HNO3 = Mn(NO3)2 + 2 H2O
HF + K2SO4 = H2SO4 + KF =>
2 HF + K2SO4 = H2SO4 + 2 KF
MgN + H2O = NH3 + Mg(OH)2 + O2 =>
4 MgN + 10 H2O = 4 NH3 + 4 Mg(OH)2 + O2
Cu2O2(s) + C(s) = Cu(s) + CO(g) =>
Cu2O2(s) + 2 C(s) = 2 Cu(s) + 2 CO(g)
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
CuSO4 + NaI + H2O = CuS + NaOH + I2 =>
CuSO4 + 8 NaI + 4 H2O = CuS + 8 NaOH + 4 I2
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
H2SeO3 + HBr = Se + Br2 + H2O =>
H2SeO3 + 4 HBr = Se + 2 Br2 + 3 H2O
CaCl2(aq) + NaC2H3O2(aq) = Ca(C2H3O2)2(aq) + NaCl(aq) =>
CaCl2(aq) + 2 NaC2H3O2(aq) = Ca(C2H3O2)2(aq) + 2 NaCl(aq)
CO(NH2) + O2 = N2 + CO2 + H2O =>
2 CO(NH2) + 2 O2 = N2 + 2 CO2 + 2 H2O
C + HO2 = CO2 + H2O =>
3 C + 4 HO2 = 3 CO2 + 2 H2O
Na(SCN) + FeCl3 = NaCl + Fe(SCN)3 =>
3 Na(SCN) + FeCl3 = 3 NaCl + Fe(SCN)3
NaOH + Pb(NO3)2 = NaNO3 + Pb(OH)2 =>
2 NaOH + Pb(NO3)2 = 2 NaNO3 + Pb(OH)2
HS{-} + NO3{-} = S + NO2{-} + OH{-} =>
HS{-} + NO3{-} = S + NO2{-} + OH{-}
HC5H3O3 + NaOH = H2O + NaC5H3O3 =>
HC5H3O3 + NaOH = H2O + NaC5H3O3
CH3COCOOH + NaOH = Na + H2O + CH2COCOOH =>
CH3COCOOH + NaOH = Na + H2O + CH2COCOOH
MnCl2 + Na2S2O3 = MnS2O3 + NaCl =>
MnCl2 + Na2S2O3 = MnS2O3 + 2 NaCl
K2Cr2O7 + BaCl2 = KCl + BaCr2O7 =>
K2Cr2O7 + BaCl2 = 2 KCl + BaCr2O7
Cl2 + Sn = Cl{-} + Sn4{+} =>
Cl2 + 8 Sn = 2 Cl{-} + 2 Sn4{+}
C6H5NO2 + NH3 + H2O = C5H7O2N + O2 =>
10 C6H5NO2 + 2 NH3 + 14 H2O = 12 C5H7O2N + 5 O2
HO + NaOH = NaO + H2O =>
HO + NaOH = NaO + H2O
MnO4{-} + NO2{-} + H{+} = Mn{2+} + NO3{-} + H2O =>
2 MnO4{-} + 5 NO2{-} + 6 H{+} = 2 Mn{2+} + 5 NO3{-} + 3 H2O
CH3CN + O2 = CO + H2O + NO =>
4 CH3CN + 9 O2 = 8 CO + 6 H2O + 4 NO
P4(s) + Cl(g) = PCl3(g) =>
P4(s) + 12 Cl(g) = 4 PCl3(g)
Mn + Cl = MnCl7 =>
Mn + 7 Cl = MnCl7
C3H6 + KMnO4 + H2SO4 = CO2 + K2SO4 + MnSO4 + H2O =>
5 C3H6 + 18 KMnO4 + 27 H2SO4 = 15 CO2 + 9 K2SO4 + 18 MnSO4 + 42 H2O
AlCl3 + Na2SO4 = Na2Cl3 + AlSO4 =>
AlCl3 + Na2SO4 = Na2Cl3 + AlSO4
Fe + HNO3 = Fe(NO3)2 + NO + H2O =>
3 Fe + 8 HNO3 = 3 Fe(NO3)2 + 2 NO + 4 H2O
Fe(NO3)3 + NH3 = FeN + HNO3 =>
Fe(NO3)3 + NH3 = FeN + 3 HNO3
CaCl2(aq) + NaC2H3O2(aq) = Ca(C2H3O2)2(aq) + NaCl(aq) =>
CaCl2(aq) + 2 NaC2H3O2(aq) = Ca(C2H3O2)2(aq) + 2 NaCl(aq)
BaS(aq) + Pb(NO3)2(aq) = Ba(NO3)2(aq) + PbS(s) =>
BaS(aq) + Pb(NO3)2(aq) = Ba(NO3)2(aq) + PbS(s)
CuSO4 + H2O + Fe = H2 + Cu(OH)2 + FeSO4 =>
CuSO4 + 2 H2O + Fe = H2 + Cu(OH)2 + FeSO4
Na2SO4 + C = Na2S + CO2 =>
Na2SO4 + 2 C = Na2S + 2 CO2
Zn + CuSO4 = Zn3(CuSO4)2 =>
3 Zn + 2 CuSO4 = Zn3(CuSO4)2
ClO3 + H = H2O + ClO2 =>
ClO3 + 2 H = H2O + ClO2
NiSO4 = NiO + SO3 =>
NiSO4 = NiO + SO3
HS + Cd(NO3) = CdS + H(NO3) =>
HS + Cd(NO3) = CdS + H(NO3)
Al + NaOH = Na3AlO3 + H2 =>
2 Al + 6 NaOH = 2 Na3AlO3 + 3 H2
CaCo3 + SO4 = CaCo3(SO4) =>
CaCo3 + SO4 = CaCo3(SO4)
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
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