| Équations équilibrées la veille |
2 Na3N3 = 6 Na + 3 N2
Ba + O2 = BaO =>
2 Ba + O2 = 2 BaO
MnO4{-2} + I{-} + H2O = MnO2 + IO3{-} + OH{-} =>
3 MnO4{-2} + I{-} + 3 H2O = 3 MnO2 + IO3{-} + 6 OH{-}
BaCl2 + H2SO4 + CH2COO{-2} = BaSO4 + CH3COOH + Cl{-} =>
BaCl2 + H2SO4 + CH2COO{-2} = BaSO4 + CH3COOH + 2 Cl{-}
CH3CH2CH2COOH + KMnO4 + H2SO4 = CO2 + H2O + K2SO4 + MnSO4 =>
CH3CH2CH2COOH + 4 KMnO4 + 6 H2SO4 = 4 CO2 + 10 H2O + 2 K2SO4 + 4 MnSO4
Ba + Cu = BaCu =>
Ba + Cu = BaCu
S{-2} + I2 = S + I{-} =>
S{-2} + I2 = S + 2 I{-}
C4H10 + O2(aq) = CO2(g) + H2O(l) =>
2 C4H10 + 13 O2(aq) = 8 CO2(g) + 10 H2O(l)
C6H6 + Li + CH3CH2OH = C8H10 + LiOH =>
10 C6H6 + 6 Li + 6 CH3CH2OH = 9 C8H10 + 6 LiOH
Na[Al(OH)4] + FeCl3 = NaCl + Al(OH)3 + Fe(OH)3 =>
3 Na[Al(OH)4] + FeCl3 = 3 NaCl + 3 Al(OH)3 + Fe(OH)3
CuSO4 + H2O = [Cu(H2O)4]SO4 =>
CuSO4 + 4 H2O = [Cu(H2O)4]SO4
KCI(s) + O2(g) = KCIO3 =>
2 KCI(s) + 3 O2(g) = 2 KCIO3
Ba(NO3)2(ac) + H2SO4(ac) = BaSO4(s) + HNO3(ac) =>
Ba(NO3)2(ac) + H2SO4(ac) = BaSO4(s) + 2 HNO3(ac)
Ca2 + HCl = CaCl2 + H2 =>
Ca2 + 4 HCl = 2 CaCl2 + 2 H2
HPO4 + KOH = KH2PO4 + O2 =>
2 HPO4 + 2 KOH = 2 KH2PO4 + O2
K2HPO4 + MgCl2 = K2Cl2 + MgHPO4 =>
K2HPO4 + MgCl2 = K2Cl2 + MgHPO4
Ag(NO3)2(aq) + K2CrO4(aq) = AgCrO4 + KNO3 =>
Ag(NO3)2(aq) + K2CrO4(aq) = AgCrO4 + 2 KNO3
CO(NH2)2 + NH4NO3 + H2SO4 = CO(NH2)2*HNO3 + NH4HSO4 =>
CO(NH2)2 + NH4NO3 + H2SO4 = CO(NH2)2*HNO3 + NH4HSO4
NaOH + Mg2(SO4)2 = Na2SO4 + Mg(OH)2 =>
4 NaOH + Mg2(SO4)2 = 2 Na2SO4 + 2 Mg(OH)2
KAlSi3O8 + H = KAl3Si3O10(OH)2 + SiO2 + K =>
3 KAlSi3O8 + 2 H = KAl3Si3O10(OH)2 + 6 SiO2 + 2 K
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Cu(OH)2 + H2SO4 + H2O = CuSO4*5H2O =>
Cu(OH)2 + H2SO4 + 3 H2O = CuSO4*5H2O
C2H6 + O2 = CO2 + H2O = =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Mn(NO3)2 + PbO2 + H2O = HMnO4 + PbO + HNO3 =>
2 Mn(NO3)2 + 5 PbO2 + 3 H2O = 2 HMnO4 + 5 PbO + 4 HNO3
C3H5O3{-} + O2 = HCO3{-} + H{+} =>
C3H5O3{-} + 3 O2 = 3 HCO3{-} + 2 H{+}
KMnO4(ac) + Na2SO3(ac) + H2O(l) = MnO2(s) + Na2SO4(ac) + KOH(ac) =>
2 KMnO4(ac) + 3 Na2SO3(ac) + H2O(l) = 2 MnO2(s) + 3 Na2SO4(ac) + 2 KOH(ac)
C10H8 + O2(g) = CO2(g) + H2O(g) =>
C10H8 + 12 O2(g) = 10 CO2(g) + 4 H2O(g)
K4[Fe(CN)6] + I2 = K3[Fe(CN)6] + KI =>
2 K4[Fe(CN)6] + I2 = 2 K3[Fe(CN)6] + 2 KI
KAlSi3O8 + H = KAl3Si3O10(OH)2 + SiO2 + K =>
3 KAlSi3O8 + 2 H = KAl3Si3O10(OH)2 + 6 SiO2 + 2 K
KIO3 + CuSO4 = K2SO4 + CuI2 + O2 =>
2 KIO3 + CuSO4 = K2SO4 + CuI2 + 3 O2
H{+} + Cr2O7{2-} + SO3{2-} = Cr{3+} + SO4{2-} + H2O =>
8 H{+} + Cr2O7{2-} + 3 SO3{2-} = 2 Cr{3+} + 3 SO4{2-} + 4 H2O
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
CH3(CH2)2OH + O2 = CO2 + H2O =>
2 CH3(CH2)2OH + 9 O2 = 6 CO2 + 8 H2O
Cu3N2 + Na = Na3N + Cu =>
Cu3N2 + 6 Na = 2 Na3N + 3 Cu
NH2CONH2 = CONH + NH3 =>
NH2CONH2 = CONH + NH3
B2H6 + O2 = H2O + BO4 =>
2 B2H6 + 11 O2 = 6 H2O + 4 BO4
ZnS(s) = Zn(s) + S =>
ZnS(s) = Zn(s) + S
(NH4)2[Be(CO3)2] = (NH4)2CO3 + BeCO3 =>
(NH4)2[Be(CO3)2] = (NH4)2CO3 + BeCO3
P4O10 + H2O1 = H3P1O4 =>
P4O10 + 6 H2O1 = 4 H3P1O4
AgNO3 + K2CrO = Ag2CrO + KNO3 =>
2 AgNO3 + K2CrO = Ag2CrO + 2 KNO3
H2(C2O4) + Fe(OH)3 = H(OH) + Fe2(C2O4)3 =>
3 H2(C2O4) + 2 Fe(OH)3 = 6 H(OH) + Fe2(C2O4)3
(NH4)MoO4 + Na3PO4 + NH4NO3 = (NH4)3[P(Mo3O10)4] + H2O + NaNO3 + NH3 =>
24(NH4)MoO4 + 2 Na3PO4 + 3 NH4NO3 = 2(NH4)3[P(Mo3O10)4] + 15 H2O + 6 NaNO3 + 18 NH3
NiSO4 + Ca(OCl)2 + NaOH + H2O = Ni(OH)3 + CaCl + NaCl + H2SO4 =>
5 NiSO4 + Ca(OCl)2 + NaOH + 12 H2O = 5 Ni(OH)3 + CaCl + NaCl + 5 H2SO4
W(s) + C(s) = WC(s) =>
W(s) + C(s) = WC(s)
Mg + FeBr2 = MgBr2 + Fe3 =>
3 Mg + 3 FeBr2 = 3 MgBr2 + Fe3
C2H4O3 + O2 = H2O + CO2 =>
2 C2H4O3 + 3 O2 = 4 H2O + 4 CO2
Na2CO3(s) + CH3COOH(l) = CH3COONa(aq) + CO2(g) + H2O(l) =>
Na2CO3(s) + 2 CH3COOH(l) = 2 CH3COONa(aq) + CO2(g) + H2O(l)
Zn + NaOH + H2O = Na2ZnO4H2 + H2 =>
Zn + 2 NaOH + 2 H2O = Na2ZnO4H2 + 2 H2
KMnO4 + NaBr + H2SO4 = K2SO4 + NaSO4 + MnSO4 + H2O + Br2 =>
4 KMnO4 + 10 NaBr + 16 H2SO4 = 2 K2SO4 + 10 NaSO4 + 4 MnSO4 + 16 H2O + 5 Br2
C22H18 + O2 = CO2 + H2O =>
2 C22H18 + 53 O2 = 44 CO2 + 18 H2O
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