| Équations équilibrées la veille |
LiHCO3(aq) + HI(aq) = LiI(aq) + H2O(l) + CO2(g)
K(MnO4) = K2(MnO4) + MnO2 + O2 =>
2 K(MnO4) = K2(MnO4) + MnO2 + O2
Na2C2O4 + La(ClO4)3 = La2(C2O4)3 + NaClO4 =>
3 Na2C2O4 + 2 La(ClO4)3 = La2(C2O4)3 + 6 NaClO4
CrO4{2-} + C2H5OH + H{+} = Cr{3+} + CH3CHO + H2O =>
2 CrO4{2-} + 3 C2H5OH + 10 H{+} = 2 Cr{3+} + 3 CH3CHO + 8 H2O
V2(Cr2O7)5 + Ba(ClO)2 = Ba(Cr2O7) + V(ClO)5 =>
V2(Cr2O7)5 + 5 Ba(ClO)2 = 5 Ba(Cr2O7) + 2 V(ClO)5
Mg2 + CuO = MgO + Cu2 =>
Mg2 + 2 CuO = 2 MgO + Cu2
S + Cl2 = SCl4 =>
S + 2 Cl2 = SCl4
H{+} + (OH){-} = H2O =>
H{+} + (OH){-} = H2O
Zn(s) + CH3COOH = Zn(CH3COO)2(aq) + H2(g) =>
Zn(s) + 2 CH3COOH = Zn(CH3COO)2(aq) + H2(g)
SrBr2 + (NH4)3PO4 = Sr3(PO4)2 + NH4Br =>
3 SrBr2 + 2(NH4)3PO4 = Sr3(PO4)2 + 6 NH4Br
C6H5OH(l) + O2(g) = CO2(g) + H2O(g) =>
C6H5OH(l) + 7 O2(g) = 6 CO2(g) + 3 H2O(g)
Fe + H2C2O4 = FeH2C2O4 =>
Fe + H2C2O4 = FeH2C2O4
AsO = As + O =>
AsO = As + O
(CH3COO)2Ba + K2CrO4 = BaCrO4 + (CH3COO)K =>
(CH3COO)2Ba + K2CrO4 = BaCrO4 + 2(CH3COO)K
Au + K = AuK =>
Au + K = AuK
Mo + S2 = MoS3 =>
2 Mo + 3 S2 = 2 MoS3
Mg + ZnS = MgS + Zn =>
Mg + ZnS = MgS + Zn
Fe + LiOH = FeO2 + Li + H2 =>
Fe + 2 LiOH = FeO2 + 2 Li + H2
NaNH2 = Na3N + NH3 =>
3 NaNH2 = Na3N + 2 NH3
C5H14N2 + HNO2 = C5H12O2 + N2 + H2O =>
C5H14N2 + 2 HNO2 = C5H12O2 + 2 N2 + 2 H2O
C2H4 + O2 = CO2 + H2O2 =>
C2H4 + 4 O2 = 2 CO2 + 2 H2O2
H2PO4{-} + H2O = HPO4{2-} + H3O{+} =>
H2PO4{-} + H2O = HPO4{2-} + H3O{+}
Al2(SO4)3 + KOH = K(Al(OH)4) + K2SO4 =>
Al2(SO4)3 + 8 KOH = 2 K(Al(OH)4) + 3 K2SO4
S3 + O2 = SO2 =>
S3 + 3 O2 = 3 SO2
Na2SO3 + Br2 + H2SO4 = Na2SO4 + HBr + SO2 =>
2 Na2SO3 + Br2 + H2SO4 = 2 Na2SO4 + 2 HBr + SO2
CuO + HCl(aq) = CuCl2(aq) + H2O =>
CuO + 2 HCl(aq) = CuCl2(aq) + H2O
Cr(OH)3 + KOH + H2O = K[Cr(OH)4(H2O)] =>
Cr(OH)3 + KOH + H2O = K[Cr(OH)4(H2O)]
HgCl2(ac) + KI(ac) = HgI2(s) + KCl(ac) =>
HgCl2(ac) + 2 KI(ac) = HgI2(s) + 2 KCl(ac)
NaIO3 + NaI + H{+} = I2 + H2O + Na{+} =>
NaIO3 + 5 NaI + 6 H{+} = 3 I2 + 3 H2O + 6 Na{+}
CuCO3 + HNO3 = Cu(NO3)2 + CO2 + H2O =>
CuCO3 + 2 HNO3 = Cu(NO3)2 + CO2 + H2O
(NH3OH)Cl + K2Cr2O7 + H2SO4 = N2 + K2SO4 + Cr2(SO4)3 + H2O + HCl =>
6(NH3OH)Cl + K2Cr2O7 + 4 H2SO4 = 3 N2 + K2SO4 + Cr2(SO4)3 + 13 H2O + 6 HCl
Hg(NO3)2 + NH4(OH) = NH2Hg2NO3 + NH4NO3 + H2O =>
8 Hg(NO3)2 + 18 NH4(OH) = 4 NH2Hg2NO3 + 13 NH4NO3 + 15 H2O
Br5 + O2 = Br5O2 =>
Br5 + O2 = Br5O2
AlCl{3} + AgNO{3} = Al(NO{3}){3} + AgCl =>
AlCl{3} + AgNO{3} = Al(NO{3}){3} + AgCl
Si + HNO3 = SiO2 + H2O + NO =>
3 Si + 4 HNO3 = 3 SiO2 + 2 H2O + 4 NO
HI + Fe2(CO3)2 = H2O + CO2 + FeI2 =>
4 HI + Fe2(CO3)2 = 2 H2O + 2 CO2 + 2 FeI2
NO3{-} + Al + OH{-} + H2O = AlO2{-} + NH3 =>
3 NO3{-} + 8 Al + 5 OH{-} + 2 H2O = 8 AlO2{-} + 3 NH3
CH2Cl2 + Br2 = CCl2Br2 + HBr =>
CH2Cl2 + 2 Br2 = CCl2Br2 + 2 HBr
Ba(OH)2(aq) + Pb(ClO3)2(aq) = Ba(ClO3)2 + Pb(OH)2 =>
Ba(OH)2(aq) + Pb(ClO3)2(aq) = Ba(ClO3)2 + Pb(OH)2
SiO2*3C = SiC*2CO =>
SiO2*3C = SiC*2CO
KL + KLO3 + H2SO4 = L2 + K2SO4 + H2O =>
5 KL + KLO3 + 3 H2SO4 = 3 L2 + 3 K2SO4 + 3 H2O
Fe(NO3)3 + NH4CNS = Fe(CNS)3 + NH4NO3 =>
Fe(NO3)3 + 3 NH4CNS = Fe(CNS)3 + 3 NH4NO3
ZnO + Fe(OH)2 = Zn(FeO2)2 + H2O + H2 =>
ZnO + 2 Fe(OH)2 = Zn(FeO2)2 + H2O + H2
NaOCl + Fe + H2O = NaCl + Fe(OH)3 =>
3 NaOCl + 2 Fe + 3 H2O = 3 NaCl + 2 Fe(OH)3
CH2CH2 + HCl = CH2ClCH2H =>
CH2CH2 + HCl = CH2ClCH2H
C2N2(g) + F2(g) = CF4(g) + NF3(g) =>
C2N2(g) + 7 F2(g) = 2 CF4(g) + 2 NF3(g)
KMnO4 + KHSO3 + KOH = K2MnO4 + K2SO4 + H2O =>
2 KMnO4 + KHSO3 + 3 KOH = 2 K2MnO4 + K2SO4 + 2 H2O
LiNO2 + Cr(OH)2 = LiOH + Cr(NO2)2 =>
2 LiNO2 + Cr(OH)2 = 2 LiOH + Cr(NO2)2
SnO2 + H3PO4 = SnP2O7 + H2O =>
SnO2 + 2 H3PO4 = SnP2O7 + 3 H2O
Na2S + Ni = NiS + Na2 =>
Na2S + Ni = NiS + Na2
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