| Équations équilibrées la veille |
3 Pb + 2 H3PO4 = 3 H2 + Pb3(PO4)2
C13H18O7 + H2O = C6H12O6 + C7H8O2 =>
C13H18O7 + H2O = C6H12O6 + C7H8O2
CuSO4 + (NH4)2S = (NH4)2SO4 + CuS =>
CuSO4 + (NH4)2S = (NH4)2SO4 + CuS
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
FeCl3 + CuSO4 = Fe2(SO4)3 + Cu + Cl =>
2 FeCl3 + 3 CuSO4 = Fe2(SO4)3 + 3 Cu + 6 Cl
PBSO4 + NaOH = Na2PBO2 + Na2SO4 + H2O =>
PBSO4 + 4 NaOH = Na2PBO2 + Na2SO4 + 2 H2O
KClO + P2O3 = KCl + P2O5 =>
2 KClO + P2O3 = 2 KCl + P2O5
ClO7 + H2O = HCl + O2 =>
4 ClO7 + 2 H2O = 4 HCl + 15 O2
H3P + Mg = Mg3P + H2 =>
2 H3P + 6 Mg = 2 Mg3P + 3 H2
LiOHHCl = LiClHOH =>
LiOHHCl = LiClHOH
KOH + Co3(PO4)2 = K3PO4 + Co(OH)2 =>
6 KOH + Co3(PO4)2 = 2 K3PO4 + 3 Co(OH)2
CrCl3 + Br2 + KOH = H2O + K2CrO4 + KBr + KCl =>
2 CrCl3 + 3 Br2 + 16 KOH = 8 H2O + 2 K2CrO4 + 6 KBr + 6 KCl
C4H6O6 + NaOH = C4Na6O6 + H2O =>
C4H6O6 + 6 NaOH = C4Na6O6 + 6 H2O
NaC2O4 + KMnO4 + H2SO4 = MnSO4 + K2SO4 + Na2SO4 + H2O + CO2 =>
10 NaC2O4 + 2 KMnO4 + 8 H2SO4 = 2 MnSO4 + K2SO4 + 5 Na2SO4 + 8 H2O + 20 CO2
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
KHSO3 = H2O + K2S2O5 =>
2 KHSO3 = H2O + K2S2O5
CH3CH2Cl + NaOH = CH2NaCH2Cl + H2O =>
CH3CH2Cl + NaOH = CH2NaCH2Cl + H2O
Fe2(SO4)3 + K2SiO3 = Fe2(SiO3)3 + K2SO4 =>
Fe2(SO4)3 + 3 K2SiO3 = Fe2(SiO3)3 + 3 K2SO4
HCl(aq) + HNO3(aq) + Cu(s) = NO(g) + CuCl2(aq) + H2O =>
6 HCl(aq) + 2 HNO3(aq) + 3 Cu(s) = 2 NO(g) + 3 CuCl2(aq) + 4 H2O
K3[Fe(CN)6] + CuSO4 = Cu3[Fe(CN)6] + KSO4 =>
K3[Fe(CN)6] + 3 CuSO4 = Cu3[Fe(CN)6] + 3 KSO4
FeCl2 + Fe = FeCl =>
FeCl2 + Fe = 2 FeCl
Cr2O + Si = Cr + SiO =>
Cr2O + Si = 2 Cr + SiO
CH5NO2 + C8H8O = C8H11N + CO2 + H2O =>
CH5NO2 + C8H8O = C8H11N + CO2 + H2O
NH3 + H3BO3 = N2BO3 + NH4 =>
11 NH3 + H3BO3 = N2BO3 + 9 NH4
CuBr2 + H2 = Cu + HBr =>
CuBr2 + H2 = Cu + 2 HBr
(NH4)2SO4(s) + Ba(BrO3)2(aq) = BaSO4(aq) + NH4BrO3(aq) =>
(NH4)2SO4(s) + Ba(BrO3)2(aq) = BaSO4(aq) + 2 NH4BrO3(aq)
C2H2(g) + O2(g) = CO2(g) + H2O(g) =>
2 C2H2(g) + 5 O2(g) = 4 CO2(g) + 2 H2O(g)
Cr2O3 + NaOH + NaClO = Na2Cr2O7 + NaCl + H2O =>
Cr2O3 + 2 NaOH + 3 NaClO = Na2Cr2O7 + 3 NaCl + H2O
CaCl + SOH = CaOH + SCl =>
CaCl + SOH = CaOH + SCl
Hg2{+2} + H2S = Hg + HgS + H{+} =>
Hg2{+2} + H2S = Hg + HgS + 2 H{+}
Mg(HCO3)2 + HCl = Mg(Cl)2 + H2O + CO2 =>
Mg(HCO3)2 + 2 HCl = Mg(Cl)2 + 2 H2O + 2 CO2
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
Zn{2+} + Cr(OH)3 + OH{-} = Zn + CrO4{2-} + H2O =>
3 Zn{2+} + 2 Cr(OH)3 + 10 OH{-} = 3 Zn + 2 CrO4{2-} + 8 H2O
Fe2O3 + I2 = FeI2 + O2 =>
2 Fe2O3 + 4 I2 = 4 FeI2 + 3 O2
CuO + CH3CH2CH2OH = Cu2O + CO + H2O =>
12 CuO + CH3CH2CH2OH = 6 Cu2O + 3 CO + 4 H2O
CuFeS2 + HNO3 = Cu(NO3)2 + Fe(NO3)3 + NO + SO2 + H2O =>
3 CuFeS2 + 28 HNO3 = 3 Cu(NO3)2 + 3 Fe(NO3)3 + 13 NO + 6 SO2 + 14 H2O
K2O + SeO3 = K2SeO4 =>
K2O + SeO3 = K2SeO4
In2O3 + H2O = In(OH)3 =>
In2O3 + 3 H2O = 2 In(OH)3
C6H12 + O2 = H2C6H8O4 + H2O =>
2 C6H12 + 5 O2 = 2 H2C6H8O4 + 2 H2O
Al(OH)3 + H2CO3 = Al2(CO3)3 + H2O =>
2 Al(OH)3 + 3 H2CO3 = Al2(CO3)3 + 6 H2O
N2 + H2O = NH3 + NO =>
5 N2 + 6 H2O = 4 NH3 + 6 NO
NiC2O4H4O(s) + O2(g) = Ni2O3(s) + H2O(g) + CO2(g) =>
4 NiC2O4H4O(s) + 5 O2(g) = 2 Ni2O3(s) + 8 H2O(g) + 8 CO2(g)
Pb(NO3)2 + LiOH = PbLiOH + (NO3)2 =>
Pb(NO3)2 + LiOH = PbLiOH + (NO3)2
HN4NO3 = N2 + O2 + H2O =>
4 HN4NO3 = 10 N2 + 5 O2 + 2 H2O
K + L = KL =>
K + L = KL
C2H4(g) + O2(s) = CO2(g) + H2O(g) =>
C2H4(g) + 3 O2(s) = 2 CO2(g) + 2 H2O(g)
Al(s) + NH4ClO4(s) = N2(g) + Al2O3(g) + HCl(g) + H2O(g) =>
10 Al(s) + 6 NH4ClO4(s) = 3 N2(g) + 5 Al2O3(g) + 6 HCl(g) + 9 H2O(g)
Br2 + Cu{3+} + H2O = BrO3{-} + Cu{2+} + H{+} =>
Br2 + 10 Cu{3+} + 6 H2O = 2 BrO3{-} + 10 Cu{2+} + 12 H{+}
Au2(C2O4)3 + (PH4)3AsO4 = AuAsO4 + (PH4)2C2O4 =>
Au2(C2O4)3 + 2(PH4)3AsO4 = 2 AuAsO4 + 3(PH4)2C2O4
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
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