| Équations équilibrées la veille |
N2 + 2 O3 = 2 NO3
C4H8 + O2 = OH + C4H4 =>
C4H8 + 2 O2 = 4 OH + C4H4
Na3VO4 + H2SO4 = H6V10O28 + Na2SO4 + H2O =>
10 Na3VO4 + 15 H2SO4 = H6V10O28 + 15 Na2SO4 + 12 H2O
H2CO + KMnO4 + H2SO4 = CHCOOH + MnSO4 + H2O + K2SO4 =>
10 H2CO + 2 KMnO4 + 3 H2SO4 = 5 CHCOOH + 2 MnSO4 + 8 H2O + K2SO4
SO2 + K2Cr2O7 + KOH = K2SO4 + KCrO2 + H2O =>
3 SO2 + K2Cr2O7 + 6 KOH = 3 K2SO4 + 2 KCrO2 + 3 H2O
MgCO3 + HC2H3O2 = Mg(C2H3O2)2 + H2O + CO2 =>
MgCO3 + 2 HC2H3O2 = Mg(C2H3O2)2 + H2O + CO2
N + O = (NO3) =>
N + 3 O = (NO3)
C60 + O11 = CO2 =>
11 C60 + 120 O11 = 660 CO2
Ca(OH)2 + H2CO3 = Ca2(CO3)2 + H2O =>
2 Ca(OH)2 + 2 H2CO3 = Ca2(CO3)2 + 4 H2O
KOH = K2O + H2O =>
2 KOH = K2O + H2O
H2O + NO + N2 = NH4NO3 =>
4 H2O + 2 NO + N2 = 2 NH4NO3
Na2CO3 + H2O = H2CO3 + NaOH =>
Na2CO3 + 2 H2O = H2CO3 + 2 NaOH
KCl + CuSO4 = CuCl2 + K2SO4 =>
2 KCl + CuSO4 = CuCl2 + K2SO4
H3PO4 + K = H2 + K2PO4 =>
2 H3PO4 + 4 K = 3 H2 + 2 K2PO4
P4O10 + NaOH = H2O + Na3PO4 =>
P4O10 + 12 NaOH = 6 H2O + 4 Na3PO4
ZnCl + H2S = HCl + Zn2S =>
2 ZnCl + H2S = 2 HCl + Zn2S
NaAlH4 = Na + Al2H6 + H2 =>
2 NaAlH4 = 2 Na + Al2H6 + H2
K2SO4(s) + Ba(C2H3O2)2(s) = BaSO4(aq) + KC2H3O2(s) =>
K2SO4(s) + Ba(C2H3O2)2(s) = BaSO4(aq) + 2 KC2H3O2(s)
AgC2H3O2(aq) + NiCl2(aq) = AgCl(s) + Ni(C2H3O2)2(aq) =>
2 AgC2H3O2(aq) + NiCl2(aq) = 2 AgCl(s) + Ni(C2H3O2)2(aq)
C2HC8H8 + O2 = CO2 + H2O =>
4 C2HC8H8 + 49 O2 = 40 CO2 + 18 H2O
Ni(s) + CuSO4(Ag) = NiSO4(Ag) + Cu(s) =>
Ni(s) + CuSO4(Ag) = NiSO4(Ag) + Cu(s)
XeO3 + I{-} + H3O{+} = Xe{3+} + I3{-} + H2O =>
2 XeO3 + 9 I{-} + 12 H3O{+} = 2 Xe{3+} + 3 I3{-} + 18 H2O
CH3CO2K + (NH4)(NO3) = C2H7NO2 + KNO3 =>
CH3CO2K + (NH4)(NO3) = C2H7NO2 + KNO3
HBr + OH = Br + H2O =>
HBr + OH = Br + H2O
PO + SO2 = PSO3 =>
PO + SO2 = PSO3
Ag + ZnO = Ag2O + Zn =>
2 Ag + ZnO = Ag2O + Zn
Na2[Fe(CN)5(NO)] + CH3COCH3 = (CH3)2[Fe(CN)5(NO)] + CH3CONa =>
Na2[Fe(CN)5(NO)] + 2 CH3COCH3 = (CH3)2[Fe(CN)5(NO)] + 2 CH3CONa
(NH4)2MoO4 + HCl + Zn = MoCl3 + ZnCl2 + H2O + NH3 =>
2(NH4)2MoO4 + 12 HCl + 3 Zn = 2 MoCl3 + 3 ZnCl2 + 8 H2O + 4 NH3
Mg + NaCl = MgNaCl =>
Mg + NaCl = MgNaCl
CH2OCH3 + O2 = CO2 + H2O =>
4 CH2OCH3 + 11 O2 = 8 CO2 + 10 H2O
FeSO4 + KMnO4 + H2SO4 = MnSO4 + K2SO4 + Fe2(SO4)3 + H2O =>
10 FeSO4 + 2 KMnO4 + 8 H2SO4 = 2 MnSO4 + K2SO4 + 5 Fe2(SO4)3 + 8 H2O
ZnS + Ba(OH)2 = Zn(OH)2 + BaS =>
ZnS + Ba(OH)2 = Zn(OH)2 + BaS
Ca + H2O2 = CaO + H2O =>
Ca + H2O2 = CaO + H2O
CoCl2 + KMnO4 + H2SO4 = Cl2 + K2SO4 + MnSO4 + CoSO4 + H2O =>
5 CoCl2 + 2 KMnO4 + 8 H2SO4 = 5 Cl2 + K2SO4 + 2 MnSO4 + 5 CoSO4 + 8 H2O
C4H8 + KMnO4 + H2SO4 + H2O = C4H10O2 + MnSO4 + K2SO4 =>
5 C4H8 + 2 KMnO4 + 3 H2SO4 + 2 H2O = 5 C4H10O2 + 2 MnSO4 + K2SO4
(NH4)Cl + H2O = (NH4)2O + HCl =>
2(NH4)Cl + H2O = (NH4)2O + 2 HCl
Cr2O3 + Zn = ZnO + Cr =>
Cr2O3 + 3 Zn = 3 ZnO + 2 Cr
Zn(s) + H2SO4(aq) = Zn(SO4)2 + H2(g) =>
Zn(s) + 2 H2SO4(aq) = Zn(SO4)2 + 2 H2(g)
S + Br2 + H2O = Br{-} + SO42{-} + H{+} =>
2 S + 83 Br2 + 84 H2O = 166 Br{-} + 2 SO42{-} + 168 H{+}
O2 + Nb = Nb2O3 =>
3 O2 + 4 Nb = 2 Nb2O3
Mg + HNO3 = Mg(NO4)2 + N2 + H2O =>
5 Mg + 16 HNO3 = 5 Mg(NO4)2 + 3 N2 + 8 H2O
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
Mg + H2O = Mg(OH)2 + H2 =>
Mg + 2 H2O = Mg(OH)2 + H2
AlCl + NH4 + OH = AlOH + NH4Cl =>
AlCl + NH4 + OH = AlOH + NH4Cl
NaOH + HOOCCHOHCH2COOH = Na2C4H4O5 + H2O =>
2 NaOH + HOOCCHOHCH2COOH = Na2C4H4O5 + 2 H2O
KMnO4 + HBr = Br + KBr + MnBr2 + H2O =>
KMnO4 + 8 HBr = 5 Br + KBr + MnBr2 + 4 H2O
Ag + SO3 = Ag2(SO3) =>
2 Ag + SO3 = Ag2(SO3)
SI + F2 = SIF4 =>
SI + 2 F2 = SIF4
H2(g) + PbO(s) = Pb(s) + H2O(l) =>
H2(g) + PbO(s) = Pb(s) + H2O(l)
FeNO32 + HNO3 = FeNO33 + NO + H2O =>
3 FeNO32 + 2 HNO3 = 3 FeNO33 + 2 NO + H2O
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Équations équilibrées sur12/13/24
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