| Équations équilibrées la veille |
Br + KL = KBr + L
H{+} + MnO4{-} + CH2CH2 = Mn{2+} + CO2 + H2O =>
36 H{+} + 12 MnO4{-} + 5 CH2CH2 = 12 Mn{2+} + 10 CO2 + 28 H2O
ZnO + HBr = ZnBr2 + H2O =>
ZnO + 2 HBr = ZnBr2 + H2O
PCl3 + Cl2 = [PCl4]{+} + [PCl6]{-} =>
2 PCl3 + 2 Cl2 = [PCl4]{+} + [PCl6]{-}
CH7N + O2 = CO2 + H2O + N2 =>
4 CH7N + 11 O2 = 4 CO2 + 14 H2O + 2 N2
SnO + Fe2O3 = SnO2 + FeO =>
SnO + Fe2O3 = SnO2 + 2 FeO
PCl3 + Cl2 = [PCl4]{+} + [PCl6]{-} =>
2 PCl3 + 2 Cl2 = [PCl4]{+} + [PCl6]{-}
H2I2 = HI =>
H2I2 = 2 HI
Li2O + SO3 = LiSO3 + O2 =>
2 Li2O + 4 SO3 = 4 LiSO3 + O2
K2SiO3 + HF = KF + SiF4 + H2O =>
K2SiO3 + 6 HF = 2 KF + SiF4 + 3 H2O
C6H6(i) + O2(g) = CO2(g) + H2O(i) =>
2 C6H6(i) + 15 O2(g) = 12 CO2(g) + 6 H2O(i)
Mg + Fe(SO4) = MgSO4 + Fe =>
Mg + Fe(SO4) = MgSO4 + Fe
(NH4)2CO3 + HOH = (NH4)2OH + HCO3 =>
(NH4)2CO3 + HOH = (NH4)2OH + HCO3
Br2 + NH4Cl = BrCl + NH4 =>
Br2 + 2 NH4Cl = 2 BrCl + 2 NH4
NaNo3 = No3 + Na2 =>
2 NaNo3 = 2 No3 + Na2
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
CaCO3 = Ca + CO3 = HCO3 =>
CaCO3 = Ca + CO3
CO + Br2 = COBr =>
2 CO + Br2 = 2 COBr
MnO4 + H2O + NaHSO3 = MnO2 + NaOH + H2SO4 =>
MnO4 + 2 H2O + 2 NaHSO3 = MnO2 + 2 NaOH + 2 H2SO4
SO2 + H2S = S + H2O =>
SO2 + 2 H2S = 3 S + 2 H2O
Ag + Fe(NO3)3 = Ag(NO3)3 + Fe =>
Ag + Fe(NO3)3 = Ag(NO3)3 + Fe
Mg(OH)2(aq) + HCl(aq) = H2O(l) + MgCl2(aq) =>
Mg(OH)2(aq) + 2 HCl(aq) = 2 H2O(l) + MgCl2(aq)
La2O3 + Cr2O3 = La6Cr4O15 =>
3 La2O3 + 2 Cr2O3 = La6Cr4O15
H3PO4 + Na(OH) = H2O + PO4Na3 =>
H3PO4 + 3 Na(OH) = 3 H2O + PO4Na3
Cu(OH)2*H2Se = CuSe + H2O =>
Cu(OH)2*H2Se = CuSe + 2 H2O
Ag2S + Fe(NO3)3 = Ag2SO4 + Fe(NO2)3 =>
3 Ag2S + 4 Fe(NO3)3 = 3 Ag2SO4 + 4 Fe(NO2)3
HBrO3 + NaCl + HCl = HBr + Cl2 + NaOH =>
HBrO3 + 3 NaCl + 3 HCl = HBr + 3 Cl2 + 3 NaOH
KSO2 + AgNO3 = KNO3 + AgSO2 =>
KSO2 + AgNO3 = KNO3 + AgSO2
SrSO4 + Ba3(PO4)2 = Sr3(PO4)2 + BaSO4 =>
3 SrSO4 + Ba3(PO4)2 = Sr3(PO4)2 + 3 BaSO4
FeCl2 + H2 = Fe + HCl =>
FeCl2 + H2 = Fe + 2 HCl
KMnO4 + H2SO4 + NaSO3 = MnSO4 + NaSO4 + K2SO4 + H2O =>
2 KMnO4 + 3 H2SO4 + 5 NaSO3 = 2 MnSO4 + 5 NaSO4 + K2SO4 + 3 H2O
Zn(ClO2)2 + CuCl2 = Zn(Cl2)2 + CuClO2 =>
Zn(ClO2)2 + 2 CuCl2 = Zn(Cl2)2 + 2 CuClO2
H2O + SO2 + K2Cr2O7 = H2SO4 + K2SO4 + CrSO4 =>
H2O + 4 SO2 + K2Cr2O7 = H2SO4 + K2SO4 + 2 CrSO4
PCl3 + Cl2 = PCl5 =>
PCl3 + Cl2 = PCl5
I2 + OH{-} = IO{-} + I{-} + H2O =>
I2 + 2 OH{-} = IO{-} + I{-} + H2O
CH2(OH)CH(OH)CH2(OH) + HNO3 = CH2(ONO2)CH(ONO2)CH2(ONO2) + H2O =>
CH2(OH)CH(OH)CH2(OH) + 3 HNO3 = CH2(ONO2)CH(ONO2)CH2(ONO2) + 3 H2O
NaNO3 + NH2CONH2 + Ca(NO3)2 + (NH4)HSO4 = NaCaSO4 + CO2 + H2O + N2 =>
6 NaNO3 + 13 NH2CONH2 + 6 Ca(NO3)2 + 6(NH4)HSO4 = 6 NaCaSO4 + 13 CO2 + 41 H2O + 25 N2
NaBrO3 + NaSO3 + NaOH = NaBr + Na2SO4 + H2O =>
NaBrO3 + 6 NaSO3 + 6 NaOH = NaBr + 6 Na2SO4 + 3 H2O
Zn(aq) + NH3(aq) + H2O(l) = Zn(OH)2(s) + NH4(aq) =>
Zn(aq) + 2 NH3(aq) + 2 H2O(l) = Zn(OH)2(s) + 2 NH4(aq)
Na(OH) + Cl2 = ClNa + NaClO + H2O =>
2 Na(OH) + Cl2 = ClNa + NaClO + H2O
FeCl2 + H2SiO3 = FeSiO3 + HCl =>
FeCl2 + H2SiO3 = FeSiO3 + 2 HCl
PH3 + HNO3 = PH(NO3)2 + NO + H2O =>
3 PH3 + 10 HNO3 = 3 PH(NO3)2 + 4 NO + 8 H2O
LiO + H2NO3 = LiNO3 + H2O =>
LiO + H2NO3 = LiNO3 + H2O
CrO7{2-} + CH3CH2OH + H{+} = CH3COOH + Cr{3+} + H2O =>
4 CrO7{2-} + 9 CH3CH2OH + 20 H{+} = 9 CH3COOH + 4 Cr{3+} + 19 H2O
Na2CO3 + Cu(NO3)2 = CO3(NO3)2 + CuNa2 =>
Na2CO3 + Cu(NO3)2 = CO3(NO3)2 + CuNa2
C6H12O6 + H2SO4 = CO2 + H2O + SO2 =>
C6H12O6 + 12 H2SO4 = 6 CO2 + 18 H2O + 12 SO2
Ba(OH)2 + K3(PO4) = Ba3(PO4)2 + K(OH) =>
3 Ba(OH)2 + 2 K3(PO4) = Ba3(PO4)2 + 6 K(OH)
ZnS + HNO3 = Zn(NO3)2 + SO2 + NO2 + H2O =>
ZnS + 8 HNO3 = Zn(NO3)2 + SO2 + 6 NO2 + 4 H2O
CH3CH2CH2COH + KMnO4 + H2SO4 = CH3CH2COOH + K2SO4 + MnSO4 + H2O =>
3 CH3CH2CH2COH + 2 KMnO4 + 3 H2SO4 = 4 CH3CH2COOH + K2SO4 + 2 MnSO4 + 3 H2O
CrSO4 + CaBr2 = CrBr2 + CaSO4 =>
CrSO4 + CaBr2 = CrBr2 + CaSO4
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