| Équations équilibrées la veille |
C2H8N2(l) + 4 CH2O(g) + 4 HCN(l) = C10H12N6(l) + 4 H2O(l)
Ca(OH)2 + H(NO3) = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 H(NO3) = Ca(NO3)2 + 2 H2O
OH{-} + MnO4{-} + H2SO3 = Mn{2+} + SO4{2-} + H2O =>
4 OH{-} + 2 MnO4{-} + 5 H2SO3 = 2 Mn{2+} + 5 SO4{2-} + 7 H2O
H2O2 + MnO2 = H2O + Mn2O7 =>
3 H2O2 + 2 MnO2 = 3 H2O + Mn2O7
H2SO4 + NaOH = H2O + Na2SO4 =>
H2SO4 + 2 NaOH = 2 H2O + Na2SO4
Cl2O + H2O = HOCl =>
Cl2O + H2O = 2 HOCl
WO3 + H3 = W + H2O =>
WO3 + 2 H3 = W + 3 H2O
Fe2S3 + O2 = Fe2O3 + SO2 =>
2 Fe2S3 + 9 O2 = 2 Fe2O3 + 6 SO2
Fe(NO3)2 + CHCOONa = FeNa2 + CHCOONO3 =>
Fe(NO3)2 + 2 CHCOONa = FeNa2 + 2 CHCOONO3
Fe + HBr(ac) = FeBr3 + H2 =>
2 Fe + 6 HBr(ac) = 2 FeBr3 + 3 H2
C6H12 + Cl2 = C6H5Cl + HCl =>
C6H12 + 4 Cl2 = C6H5Cl + 7 HCl
I2(g) + F2(g) = IF5(g) =>
I2(g) + 5 F2(g) = 2 IF5(g)
CS + SO2 = CS2 + CO =>
5 CS + SO2 = 3 CS2 + 2 CO
NaH2PO4 + AgNO3 = Ag3PO4 + NaNO3 + HNO3 =>
NaH2PO4 + 3 AgNO3 = Ag3PO4 + NaNO3 + 2 HNO3
NaOCl(aq) + NH3(aq) = NaOH(aq) + NH2Cl(g) =>
NaOCl(aq) + NH3(aq) = NaOH(aq) + NH2Cl(g)
Li3PO4 + Cu(NO3)2 = Cu3(PO4)2 + LiNO3 =>
2 Li3PO4 + 3 Cu(NO3)2 = Cu3(PO4)2 + 6 LiNO3
CH3CHOHCH3 + KMnO4 + H2SO4 = CH3COCH3 + Mn2SO4 + K2SO4 + H2O =>
6 CH3CHOHCH3 + 2 KMnO4 + 2 H2SO4 = 6 CH3COCH3 + Mn2SO4 + K2SO4 + 8 H2O
MnSO4 + H2O2 + NaOH = Mn(OH)4 + Na2SO4 =>
MnSO4 + H2O2 + 2 NaOH = Mn(OH)4 + Na2SO4
AgClO3(aq) + Na2S(aq) = Ag2S(s) + NaClO3(aq) =>
2 AgClO3(aq) + Na2S(aq) = Ag2S(s) + 2 NaClO3(aq)
(NH4)2PtCl6 + CH4O2 + NaOH = Pt + NH4Cl + NaCl + CO2 + H2O =>
(NH4)2PtCl6 + CH4O2 + 4 NaOH = Pt + 2 NH4Cl + 4 NaCl + CO2 + 4 H2O
Zn(ClO3)2 + Ca(OH)2 = Zn(OH)2 + Ca(ClO3)2 =>
Zn(ClO3)2 + Ca(OH)2 = Zn(OH)2 + Ca(ClO3)2
HBr + KMnO4 = H2O + Br + KBr + MnBr2 =>
8 HBr + KMnO4 = 4 H2O + 5 Br + KBr + MnBr2
Fe(NO3)3 + FeCl2 = Fe(NO3)2 + FeCl3 =>
2 Fe(NO3)3 + 3 FeCl2 = 3 Fe(NO3)2 + 2 FeCl3
K2CO3 + HCl = CO2 + H2O + KCl =>
K2CO3 + 2 HCl = CO2 + H2O + 2 KCl
Na2S2O3 + Zn(CH3COO)2 = Na2[Zn(S2O3)2] + NaCH3COO =>
2 Na2S2O3 + Zn(CH3COO)2 = Na2[Zn(S2O3)2] + 2 NaCH3COO
SO4 + FeS = Fe + SO2 =>
SO4 + FeS = Fe + 2 SO2
X6H12Y6 = X2H5YH + XY2 =>
X6H12Y6 = 2 X2H5YH + 2 XY2
Al(CH3CO2)3 + Ba(H2PO4)2 = Al2(HPO4)3 + BaHPO4 + CH3CO2H =>
2 Al(CH3CO2)3 + 3 Ba(H2PO4)2 = Al2(HPO4)3 + 3 BaHPO4 + 6 CH3CO2H
SO4 + BaCl2 = BaSO4 + Cl2 =>
SO4 + BaCl2 = BaSO4 + Cl2
NH3 + O = H2O + NO =>
2 NH3 + 5 O = 3 H2O + 2 NO
Ni + N2 = Ni2N3 =>
4 Ni + 3 N2 = 2 Ni2N3
Cu + H{+} + SO4{-} = Cu{2+} + SO2 + H2O =>
3 Cu + 8 H{+} + 2 SO4{-} = 3 Cu{2+} + 2 SO2 + 4 H2O
C2H5 + HBr = C2H6 + Br =>
C2H5 + HBr = C2H6 + Br
HNO3 + BaSO4 = Ba(NO3)2 + H2SO4 =>
2 HNO3 + BaSO4 = Ba(NO3)2 + H2SO4
H2SO4 + K2Cr2O7 = K2SO4 + Cr(SO4)3 + H2O =>
7 H2SO4 + K2Cr2O7 = K2SO4 + 2 Cr(SO4)3 + 7 H2O
Sb + C = SbC1 =>
Sb + C = SbC1
Na + F = Na3F2 =>
3 Na + 2 F = Na3F2
Pb2O5 + FrCl = PbCl5 + Fr2O =>
Pb2O5 + 10 FrCl = 2 PbCl5 + 5 Fr2O
Na2SO3 + I2 + KI + H2O = K2SO4 + HI + NaI =>
Na2SO3 + I2 + 2 KI + H2O = K2SO4 + 2 HI + 2 NaI
BaCl2 + Na2X = BaX + NaCl =>
BaCl2 + Na2X = BaX + 2 NaCl
K2(SO4) + Sr3(PO4)2 = K3(PO4) + Sr(SO4) =>
3 K2(SO4) + Sr3(PO4)2 = 2 K3(PO4) + 3 Sr(SO4)
Nb + O2 + Na2CO3 = Na3NbO4 + CO2 =>
4 Nb + 5 O2 + 6 Na2CO3 = 4 Na3NbO4 + 6 CO2
K2Cr2O7 + LiOH = KOH + Li2Cr2O7 =>
K2Cr2O7 + 2 LiOH = 2 KOH + Li2Cr2O7
Al(OH)3 + LiOH = Li3(AlO3) + H2O =>
Al(OH)3 + 3 LiOH = Li3(AlO3) + 3 H2O
LiBr + PbSO4 = Li2SO4 + PbBr2 =>
2 LiBr + PbSO4 = Li2SO4 + PbBr2
Cu + SO3 = CuSO3 =>
Cu + SO3 = CuSO3
C + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + CO2 + K2SO4 + H2O =>
3 C + 2 K2Cr2O7 + 8 H2SO4 = 2 Cr2(SO4)3 + 3 CO2 + 2 K2SO4 + 8 H2O
(NH4)2CO3(aq) + MgCl2(aq) = MgCO3 + NH4 + Cl =>
(NH4)2CO3(aq) + MgCl2(aq) = MgCO3 + 2 NH4 + 2 Cl
Na2CO3 + K3PO4 = Na2PO4 + K3CO3 =>
Na2CO3 + K3PO4 = Na2PO4 + K3CO3
C4H5Cl + KMnO4 + H2O = C4H5O2Cl + KOH + MnO2 =>
3 C4H5Cl + 4 KMnO4 + 2 H2O = 3 C4H5O2Cl + 4 KOH + 4 MnO2
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