| Équations équilibrées la veille |
AlCl3 + KCl = KAlCl4
Fe2O3 + KI = Fe + KIO3 =>
Fe2O3 + KI = 2 Fe + KIO3
C2H4 + KMnO4 = K2CO3 + MnO2 + H2O =>
C2H4 + 4 KMnO4 = 2 K2CO3 + 4 MnO2 + 2 H2O
C5H8 + O3 = CO2 + H2O =>
3 C5H8 + 14 O3 = 15 CO2 + 12 H2O
HCOOH + H2SO4 + Al(OH)3 = AlSO4HCOO + H2O =>
HCOOH + H2SO4 + Al(OH)3 = AlSO4HCOO + 3 H2O
ZnO + Na2CO3 = ZnCO3 + Na2O =>
ZnO + Na2CO3 = ZnCO3 + Na2O
HS + HNO3 = H2SO4 + NO2 + H2O =>
HS + 7 HNO3 = H2SO4 + 7 NO2 + 3 H2O
CO3{2-} + S2{-} + H{+} = CO + SO2 + H2O =>
9 CO3{2-} + 2 S2{-} + 20 H{+} = 9 CO + 4 SO2 + 10 H2O
Br2 + SO2 + H2O = HBr + H2SO4 =>
Br2 + SO2 + 2 H2O = 2 HBr + H2SO4
Na2CO3 + HC1 = Na + CO2 + H2O =>
5 Na2CO3 + 2 HC1 = 10 Na + 7 CO2 + H2O
MgCl2 + AgNO3 = AgCl + Mg(NO3)2 = =>
MgCl2 + 2 AgNO3 = 2 AgCl + Mg(NO3)2
NaClO3(catalyst) = NaCl + O2 =>
2 NaClO3(catalyst) = 2 NaCl + 3 O2
H{2}O = H{+2}O{2} =>
H{2}O = H{+2}O{2}
Mg + Al(No3)3 = Mg(No3)2 + Al =>
3 Mg + 2 Al(No3)3 = 3 Mg(No3)2 + 2 Al
Zn + H3SO4 = ZnSO4 + H2 =>
2 Zn + 2 H3SO4 = 2 ZnSO4 + 3 H2
PbO + LiCl = PbCl2 + Li2O =>
PbO + 2 LiCl = PbCl2 + Li2O
Cu(NH3)4 + K4[Fe(CN)6] = Cu2Fe(CN)6 + K + (NH3)4 =>
2 Cu(NH3)4 + K4[Fe(CN)6] = Cu2Fe(CN)6 + 4 K + 2(NH3)4
K3[Fe(CN)6] + Br2 + KOH = K4[Fe(CN)6] + KBrO + H2O =>
2 K3[Fe(CN)6] + Br2 + 4 KOH = 2 K4[Fe(CN)6] + 2 KBrO + 2 H2O
UO2[NO3]2 + KI + KIO3 + H2O = UO2[OH]2 + KNO3 + I2 =>
3 UO2[NO3]2 + 5 KI + KIO3 + 3 H2O = 3 UO2[OH]2 + 6 KNO3 + 3 I2
CH3CONH2 + P4O10 = CH3CN + HPO3 =>
2 CH3CONH2 + P4O10 = 2 CH3CN + 4 HPO3
O2 + Cl2 = Cl2O =>
O2 + 2 Cl2 = 2 Cl2O
Mg + NO3 = Mg(NO3)2 =>
Mg + 2 NO3 = Mg(NO3)2
SnCl2 + HgCl2 + HCl = Hg + H2(SnCl6) =>
SnCl2 + HgCl2 + 2 HCl = Hg + H2(SnCl6)
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
F + CaBr2 = CaF2 + Br =>
2 F + CaBr2 = CaF2 + 2 Br
Ni + NaOH = Ni(OH)2 + Na =>
Ni + 2 NaOH = Ni(OH)2 + 2 Na
K2CrO4 + Cu2(SO4)2 = K2SO4 + Cu2(CrO4)2 =>
2 K2CrO4 + Cu2(SO4)2 = 2 K2SO4 + Cu2(CrO4)2
K2Cr2O7 + H2C2O4(H2O) = K[Cr(C2O4)2(H2O)2] + H2O + CO2 =>
K2Cr2O7 + 7 H2C2O4(H2O) = 2 K[Cr(C2O4)2(H2O)2] + 10 H2O + 6 CO2
HClO4 + NO2 = HNO2 + ClO4 =>
HClO4 + NO2 = HNO2 + ClO4
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
HNO3 + NaHCO3 = NaNO3 + H2O + CO2 =>
HNO3 + NaHCO3 = NaNO3 + H2O + CO2
NaHCO3 = NaOH + CO2 =>
NaHCO3 = NaOH + CO2
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Cr(OH)3 + HF = Cr + F + H2O =>
Cr(OH)3 + 3 HF = Cr + 3 F + 3 H2O
C + O2 = CO =>
2 C + O2 = 2 CO
NCl3 = N + Cl3 =>
NCl3 = N + Cl3
NaOH = Na + O2 + H2 =>
2 NaOH = 2 Na + O2 + H2
AlBr3 + Cl2 = AlCl3 + Br2 =>
2 AlBr3 + 3 Cl2 = 2 AlCl3 + 3 Br2
Ag2S = Ag + S8 =>
8 Ag2S = 16 Ag + S8
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
C3H6O2 + O2 = CO + H2O =>
C3H6O2 + 2 O2 = 3 CO + 3 H2O
Co + H = CoH4 =>
Co + 4 H = CoH4
K(CN) = K + CN =>
K(CN) = K + CN
(C17H33COO)Na + HCl = (C17H33COOH) + NaCl =>
(C17H33COO)Na + HCl = (C17H33COOH) + NaCl
Na + F2 = NaF =>
2 Na + F2 = 2 NaF
P4 + O2 = P2O15 =>
P4 + 15 O2 = 2 P2O15
C2O4{2-} + MnO4{-} + H{+} = CO2 + Mn{+2} + H2O =>
5 C2O4{2-} + 2 MnO4{-} + 16 H{+} = 10 CO2 + 2 Mn{+2} + 8 H2O
HCN + HF = HCF3 + NH3 =>
HCN + 3 HF = HCF3 + NH3
CuSO4 + Mg = Cu + MgSO4 =>
CuSO4 + Mg = Cu + MgSO4
Ni + NaOH + H2O = Na2[Ni(OH)4] + H2 =>
Ni + 2 NaOH + 2 H2O = Na2[Ni(OH)4] + H2
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