| Équations équilibrées la veille |
K2S + Fe = FeS + 2 K
AgNO3 + MgCl2 = AgCl + Mg(NO3)2 =>
2 AgNO3 + MgCl2 = 2 AgCl + Mg(NO3)2
(NH4)2CO3 + KOH = NH4OH + K2CO3 =>
(NH4)2CO3 + 2 KOH = 2 NH4OH + K2CO3
SeCl6 + O2 = SeO2 + Cl2 =>
SeCl6 + O2 = SeO2 + 3 Cl2
AgOH + NH3 = Ag2O + NH4OH =>
2 AgOH + NH3 = Ag2O + NH4OH
C2H6O + Cr2O72{-} + H{+} = C2H4O + H2O + Cr3{+} =>
427 C2H6O + 6 Cr2O72{-} + 10 H{+} = 427 C2H4O + 432 H2O + 4 Cr3{+}
H2SO3 + NaMnO4 = MnSO4 + H2SO4 + Na2SO4 + H2O =>
5 H2SO3 + 2 NaMnO4 = 2 MnSO4 + 2 H2SO4 + Na2SO4 + 3 H2O
AgNO3 + CrO4 = CrNO3 + AgO4 =>
AgNO3 + CrO4 = CrNO3 + AgO4
NdF3 + LiPN2 + Li3N = Nd2P3N7 + LiF =>
2 NdF3 + 3 LiPN2 + Li3N = Nd2P3N7 + 6 LiF
C3H7OH + CH3OH = C3H11COOH =>
C3H7OH + CH3OH = C3H11COOH
SeCl6 + O2 = SeO2 + Cl2 =>
SeCl6 + O2 = SeO2 + 3 Cl2
Cl2 + KBr = KCl + Br2 =>
Cl2 + 2 KBr = 2 KCl + Br2
NaClO4 + KClO3 = NaClO + KClO4 =>
NaClO4 + 3 KClO3 = NaClO + 3 KClO4
C6H10 + H2O = CH4 + COH =>
5 C6H10 + 14 H2O = 16 CH4 + 14 COH
CrF3 + AgNO3 = AgF + Cr(NO3)3 =>
CrF3 + 3 AgNO3 = 3 AgF + Cr(NO3)3
H2SeO3 + W(OH)5 = W2(SeO3)5 + H2O =>
5 H2SeO3 + 2 W(OH)5 = W2(SeO3)5 + 10 H2O
HCl + Na2CO3 = Na2Cl2 + H2CO3 =>
2 HCl + Na2CO3 = Na2Cl2 + H2CO3
ZnSO4 + NH3 = ZnNH3 + SO4 =>
ZnSO4 + NH3 = ZnNH3 + SO4
KIO3 + H3AsO3 + HCl = H3AsO4 + KCl + H2O + ICl =>
KIO3 + 2 H3AsO3 + 2 HCl = 2 H3AsO4 + KCl + H2O + ICl
*2N2 + H2 = NH3 =>
*2N2 + 6 H2 = 4 NH3
NaC2H3O2 + H2(SO4) = Na2(SO4) + HC2H3O2 =>
2 NaC2H3O2 + H2(SO4) = Na2(SO4) + 2 HC2H3O2
SrS + H2SO4 = SrSO4 + H2S =>
SrS + H2SO4 = SrSO4 + H2S
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
P4H10(s) + H2O(l) = H3PO4(l) + H2(g) =>
P4H10(s) + 16 H2O(l) = 4 H3PO4(l) + 15 H2(g)
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
KMnO4(aq) + FeCl2(aq) + HCl(aq) = MnCl2(aq) + FeCl3(aq) + KCl(aq) + H2O(aq) =>
KMnO4(aq) + 5 FeCl2(aq) + 8 HCl(aq) = MnCl2(aq) + 5 FeCl3(aq) + KCl(aq) + 4 H2O(aq)
NaBH4 + CuSO4 = Na2SO4 + Cu + B2H6 + H2 =>
2 NaBH4 + CuSO4 = Na2SO4 + Cu + B2H6 + H2
P4H10(s) + H2O(l) = H3PO4(l) + H2(g) =>
P4H10(s) + 16 H2O(l) = 4 H3PO4(l) + 15 H2(g)
C4H9(OH)2 + O2 = CO2 + H2O =>
4 C4H9(OH)2 + 23 O2 = 16 CO2 + 22 H2O
CuCl2 + NaOH = Cu(OH)2 + NaCl =>
CuCl2 + 2 NaOH = Cu(OH)2 + 2 NaCl
Fe(OH)3 + C6H8O7 = C6H5FeO7 + H2O =>
Fe(OH)3 + C6H8O7 = C6H5FeO7 + 3 H2O
ZnSO4 + NH3 = Zn(NH3)4 + SO4 =>
ZnSO4 + 4 NH3 = Zn(NH3)4 + SO4
MgO + AlO = MgAl + O =>
MgO + AlO = MgAl + 2 O
Ca3P2 + H2O = Ca(OH)2 + PH3 =>
Ca3P2 + 6 H2O = 3 Ca(OH)2 + 2 PH3
H2SO4 + Au(OH)2 = AuSO4 + H2O =>
H2SO4 + Au(OH)2 = AuSO4 + 2 H2O
CH3Cl + KMnO4 + H2SO4 = K2SO4 + MnSO4 + CO2 + Cl2 + H2O =>
10 CH3Cl + 14 KMnO4 + 21 H2SO4 = 7 K2SO4 + 14 MnSO4 + 10 CO2 + 5 Cl2 + 36 H2O
SNO2 + C = SN + CO =>
SNO2 + 2 C = SN + 2 CO
HCIO + NaOH = H2O + CIONa =>
HCIO + NaOH = H2O + CIONa
CuCl2(H2O)2 + C6H3N3O7 = (C6H2N3O7)2Cu + HCl + H2O =>
CuCl2(H2O)2 + 2 C6H3N3O7 = (C6H2N3O7)2Cu + 2 HCl + 2 H2O
KNO3 + KOH = K2O + HNO3 =>
KNO3 + KOH = K2O + HNO3
NaHSO4 = H2O + Na2S2O7 =>
2 NaHSO4 = H2O + Na2S2O7
SO4{-2} + CaCO3 + H{+} = CaSO4*H2O + CO2 =>
SO4{-2} + CaCO3 + 2 H{+} = CaSO4*H2O + CO2
C30H56 + O2 = CO + H2O =>
C30H56 + 29 O2 = 30 CO + 28 H2O
CH3Br + H2NCH2OH = CH3CH2OH + H2NBr =>
CH3Br + H2NCH2OH = CH3CH2OH + H2NBr
PCl5 = P5 + Cl2 =>
10 PCl5 = 2 P5 + 25 Cl2
Li + HCl2 = LiCl2 + H =>
Li + HCl2 = LiCl2 + H
ZnSO4 + NH3 = [Zn(NH3)4]SO4 =>
ZnSO4 + 4 NH3 = [Zn(NH3)4]SO4
CH3CH3OH + K2CrO7 + H2SO6 = CH3COOH + Cr2(SO6)3 + K2SO4 + H2O =>
26 CH3CH3OH + 10 K2CrO7 + 25 H2SO6 = 26 CH3COOH + 5 Cr2(SO6)3 + 10 K2SO4 + 64 H2O
CO2 + H2O = C2H6 + O2 =>
4 CO2 + 6 H2O = 2 C2H6 + 7 O2
Na2CO3(aq) + CoCl2(aq) = NaCl + CO3Co =>
Na2CO3(aq) + CoCl2(aq) = 2 NaCl + CO3Co
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