| Équations équilibrées la veille | Équations équilibrées le lendemain |
Au + 3 NaCl = AuCl3 + 3 Na
Na2Co3 + Al(No3)3 = NaNo3 + Al2(Co3)3 =>
3 Na2Co3 + 2 Al(No3)3 = 6 NaNo3 + Al2(Co3)3
NH3NO4 = N3 + O2 + H2O =>
12 NH3NO4 = 8 N3 + 15 O2 + 18 H2O
NaHCO3 + H4C6H5O7 = Na3C6H5O7 + H2O + CO2 =>
57 NaHCO3 + 18 H4C6H5O7 = 19 Na3C6H5O7 + 62 H2O + 51 CO2
Sn + HClO3 = H2 + Sn(ClO3) =>
2 Sn + 2 HClO3 = H2 + 2 Sn(ClO3)
Sr2 + C + O2 = SrCO2 =>
Sr2 + 2 C + 2 O2 = 2 SrCO2
Na3PO4 + Ca(OH)2 = Na(OH) + Ca3(PO4)2 =>
2 Na3PO4 + 3 Ca(OH)2 = 6 Na(OH) + Ca3(PO4)2
MgSO4(aq) + Hg(NO3)2(aq) = Mg(NO3)2 + HgSO4 =>
MgSO4(aq) + Hg(NO3)2(aq) = Mg(NO3)2 + HgSO4
Al2(SO4) + K2CrO4 = Al2CrO4 + K2SO4 =>
Al2(SO4) + K2CrO4 = Al2CrO4 + K2SO4
KBrO3 + HBr = KBr + H2O + Br2 =>
KBrO3 + 6 HBr = KBr + 3 H2O + 3 Br2
Sr2 + Zn(OH)2 = Sr(OH)2 + Zn =>
Sr2 + 2 Zn(OH)2 = 2 Sr(OH)2 + 2 Zn
Na2S2O3 + H2O + O2 = Na2SO4 + H2SO4 =>
Na2S2O3 + H2O + 2 O2 = Na2SO4 + H2SO4
C2H5OH + HNO3 = CH3COO + H2O + NO =>
3 C2H5OH + 5 HNO3 = 3 CH3COO + 7 H2O + 5 NO
Na20H20 = Na0H =>
Na20H20 = 20 Na0H
C3OOH6 + KMnO4 + H2SO4 = CO2 + MnSO4 + K2SO4 + H2O =>
5 C3OOH6 + 14 KMnO4 + 21 H2SO4 = 15 CO2 + 14 MnSO4 + 7 K2SO4 + 36 H2O
CaCl2 + K4[Fe(CN)6] = Ca4[Fe(CN)6] + KCl2 =>
4 CaCl2 + K4[Fe(CN)6] = Ca4[Fe(CN)6] + 4 KCl2
Sn{2+} + Fe{3+} = Sn{4+} + Fe{2+} =>
Sn{2+} + 2 Fe{3+} = Sn{4+} + 2 Fe{2+}
LiNO3 = O2 + Li2O + NO2 =>
4 LiNO3 = O2 + 2 Li2O + 4 NO2
CH3COONaHCl = CH3COOHNaCl =>
CH3COONaHCl = CH3COOHNaCl
HBr + SO3 = H2O + SO2 + Br2 =>
2 HBr + SO3 = H2O + SO2 + Br2
Zn(s) + HClO4(aq) = ZnO4(g) + HCl =>
Zn(s) + HClO4(aq) = ZnO4(g) + HCl
Na2[Be(OH)4] + HNO3 = NaNO3 + Be(NO3)2 + H2O =>
Na2[Be(OH)4] + 4 HNO3 = 2 NaNO3 + Be(NO3)2 + 4 H2O
Cu + H2O + NH3 + O2 = (Cu((NH3)4(OH)2))NH3 =>
2 Cu + 2 H2O + 10 NH3 + O2 = 2(Cu((NH3)4(OH)2))NH3
AlCl3 + Na2SO4 = NaCl + Al2(SO4)3 =>
2 AlCl3 + 3 Na2SO4 = 6 NaCl + Al2(SO4)3
H2CO3 = CO2 + H2O =>
H2CO3 = CO2 + H2O
Er(OH)3 + H{+} = Er{3+} + H2O =>
Er(OH)3 + 3 H{+} = Er{3+} + 3 H2O
ZnO + Ca = ZnCa + O =>
ZnO + Ca = ZnCa + O
(CH3)C3H3O2N2 + H2O = H2NCH(CH3)COOH + CO2 + NH3 =>
(CH3)C3H3O2N2 + 2 H2O = H2NCH(CH3)COOH + CO2 + NH3
CH4 + CH3COOH = CH3COOCH3 + H2 =>
CH4 + CH3COOH = CH3COOCH3 + H2
Pb(SO4) + Ca(OH) = Pb(OH) + CaSO4 =>
Pb(SO4) + Ca(OH) = Pb(OH) + CaSO4
CaO + HClO4 = Ca(ClO4)2 + H2O =>
CaO + 2 HClO4 = Ca(ClO4)2 + H2O
CH3NH3 + KOH = COH + KH3NH3 =>
CH3NH3 + KOH = COH + KH3NH3
HNO3 + H2S = NO + S + H22O =>
2 HNO3 + 43 H2S = 2 NO + 43 S + 4 H22O
B2O3 + BN = BNO + B =>
B2O3 + 3 BN = 3 BNO + 2 B
V2(CO3)3 = CO2 + V + O2 =>
2 V2(CO3)3 = 6 CO2 + 4 V + 3 O2
NHO3 + CaO = Ca(NO3)2 + H2O =>
2 NHO3 + CaO = Ca(NO3)2 + H2O
Zn + HNO3 = Zn(NO3)2 + N2HNO3 + H2O =>
5 Zn + 13 HNO3 = 5 Zn(NO3)2 + N2HNO3 + 6 H2O
Na2SiO3 + HCl = SiO2H2O + NaCl =>
Na2SiO3 + 2 HCl = SiO2H2O + 2 NaCl
C8H5KO4 + NaOH = C8H4O4KNa + H2O =>
C8H5KO4 + NaOH = C8H4O4KNa + H2O
Cl2 + H2 = HCl =>
Cl2 + H2 = 2 HCl
[Fe2(SCN)6] + KSCN = [Fe2(SCN)7] + K =>
[Fe2(SCN)6] + KSCN = [Fe2(SCN)7] + K
NH3 + Cl2 + Na2CO3 = NaNO3 + NaCl + CO2 + H2O =>
2 NH3 + 8 Cl2 + 9 Na2CO3 = 2 NaNO3 + 16 NaCl + 9 CO2 + 3 H2O
Fe3O4 + HCl = FeO + FeCl3 + H2O =>
Fe3O4 + 6 HCl = FeO + 2 FeCl3 + 3 H2O
NaClO4 = NaCl + O =>
NaClO4 = NaCl + 4 O
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
(NH4)2Cr2O7 + NH4SCN = NH4Cr(SCN)4(NH3)2 + C(NH2)3Cr(NH3)2(SCN)4 + NH3 + SO2 + H2O =>
(NH4)2Cr2O7 + 9 NH4SCN = NH4Cr(SCN)4(NH3)2 + C(NH2)3Cr(NH3)2(SCN)4 + 4 NH3 + SO2 + 5 H2O
KAl(SO4)2 + NaCl = KCl + NaAl(SO4)2 =>
KAl(SO4)2 + NaCl = KCl + NaAl(SO4)2
PPh3 + NiBr2 = NiBr2(PPh3)2 =>
2 PPh3 + NiBr2 = NiBr2(PPh3)2
K2MnO4 + H2O = KMnO4 + KOH + MnO2 =>
3 K2MnO4 + 2 H2O = 2 KMnO4 + 4 KOH + MnO2
Zn(OH)2 + H2SiO3 = Zn2(SiO3)2 + H2O =>
2 Zn(OH)2 + 2 H2SiO3 = Zn2(SiO3)2 + 4 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/11/24
Équations équilibrées sur01/10/24
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