| Équations équilibrées la veille |
2 P + 3 Br2 = 2(PBr3)
Fe2O3(s) + CO(g) = Fe(s) + CO2(g) =>
Fe2O3(s) + 3 CO(g) = 2 Fe(s) + 3 CO2(g)
K2O + NaCl = K2Cl + NaO =>
K2O + NaCl = K2Cl + NaO
HNO3 + H2S = NO2 + S2 + H2O =>
4 HNO3 + 2 H2S = 4 NO2 + S2 + 4 H2O
FeSO4 + H2S = FeS + H2SO4 =>
FeSO4 + H2S = FeS + H2SO4
Al(OH)3 + K2S = Al2S3 + KOH =>
2 Al(OH)3 + 3 K2S = Al2S3 + 6 KOH
CaCI2 + Na2CO3 = CaCO3 + Na2CI2 =>
CaCI2 + Na2CO3 = CaCO3 + Na2CI2
CuCl2 + KCN = K2Cu(CN)3 + (CN)2 + KCl =>
2 CuCl2 + 8 KCN = 2 K2Cu(CN)3 + (CN)2 + 4 KCl
CaO(s) + H2O(s) + CO2(l) = Ca(HCO3)2 =>
CaO(s) + H2O(s) + 2 CO2(l) = Ca(HCO3)2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
P2O3 + KCl = PCl3 + K2O =>
P2O3 + 6 KCl = 2 PCl3 + 3 K2O
AsO4 + H = AsH3 + H2O =>
AsO4 + 11 H = AsH3 + 4 H2O
NaO4 + H2O = NaOH + O =>
2 NaO4 + H2O = 2 NaOH + 7 O
Cr2O3 + H2 = Cr + H2O =>
Cr2O3 + 3 H2 = 2 Cr + 3 H2O
PH + OH + Na(OH) = Na4P2O7 + H2O =>
2 PH + 12 OH + 4 Na(OH) = Na4P2O7 + 9 H2O
HCl + SrO = HO + SrCl =>
HCl + SrO = HO + SrCl
C3H7OH(aq) + O2(g) = H2O(g) + CO2(g) =>
2 C3H7OH(aq) + 9 O2(g) = 8 H2O(g) + 6 CO2(g)
CH3CH2NH2 + NaNO2 + HCl = CH3CH2OH + N2 + NaCl + H2O =>
CH3CH2NH2 + NaNO2 + HCl = CH3CH2OH + N2 + NaCl + H2O
Cu(OH)2 + HNO3 = Cu(NO3)2 + H2O =>
Cu(OH)2 + 2 HNO3 = Cu(NO3)2 + 2 H2O
Sr(OH)2 + KHC8H4O4 = H2O + Sr(KC8H4O4)2 =>
Sr(OH)2 + 2 KHC8H4O4 = 2 H2O + Sr(KC8H4O4)2
U2(SO4)3 + KMnO4 + H2SO4 = UO2(SO4)3 + MnSO4 + K2SO4 + H2O =>
5 U2(SO4)3 + 14 KMnO4 + 36 H2SO4 = 10 UO2(SO4)3 + 14 MnSO4 + 7 K2SO4 + 36 H2O
Al2(CO3)3 = Al2O3 + CO2 =>
Al2(CO3)3 = Al2O3 + 3 CO2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Al + Pb(NO3)4 = Al(NO3)4 + Pb =>
Al + Pb(NO3)4 = Al(NO3)4 + Pb
K3[Al(OH)6] + H2SO4 = K2SO4 + Al2(SO4)3 + H2O =>
2 K3[Al(OH)6] + 6 H2SO4 = 3 K2SO4 + Al2(SO4)3 + 12 H2O
NH4F + Ca(OH)2 = CaF2 + NH4OH =>
2 NH4F + Ca(OH)2 = CaF2 + 2 NH4OH
MgO + H3Po4 = Mg3(Po4)2 + H2O =>
3 MgO + 2 H3Po4 = Mg3(Po4)2 + 3 H2O
C25H5OC2H5 + O2 = CO2 + H2O =>
C25H5OC2H5 + 29 O2 = 27 CO2 + 5 H2O
Co(No3)2(aq) + NaCo3(aq) = CoCo3(s) + NaNo3(aq) =>
4 Co(No3)2(aq) + 8 NaCo3(aq) = 7 CoCo3(s) + 8 NaNo3(aq)
C2H2(COOH)2 + O2 = CO2 + H2O =>
C2H2(COOH)2 + 3 O2 = 4 CO2 + 2 H2O
NaCl + Cu = Na + CuCl2 =>
2 NaCl + Cu = 2 Na + CuCl2
Cr2(SO4)3 + NH4F = Cr2F + NH4(SO4)3 =>
Cr2(SO4)3 + NH4F = Cr2F + NH4(SO4)3
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Na(s) + AlCl3(s) = NaCl3 + Al =>
Na(s) + AlCl3(s) = NaCl3 + Al
Na2S2O3 + Br2 + H2O = NaBr + H2SO4 + S =>
Na2S2O3 + Br2 + H2O = 2 NaBr + H2SO4 + S
H3AsO3 + Cr2O7{2-} + H{+} = H3AsO4 + Cr{3+} + H2O =>
3 H3AsO3 + Cr2O7{2-} + 8 H{+} = 3 H3AsO4 + 2 Cr{3+} + 4 H2O
Hg2(NO3)2(aq) + HCl(aq) = HNO3(aq) + Hg2Cl2(s) =>
Hg2(NO3)2(aq) + 2 HCl(aq) = 2 HNO3(aq) + Hg2Cl2(s)
NO + H2 = H2O + N2H4 =>
2 NO + 4 H2 = 2 H2O + N2H4
Ag3As + AgNO3 + H2O = Ag + H3AsO3 + HNO3 =>
Ag3As + 3 AgNO3 + 3 H2O = 6 Ag + H3AsO3 + 3 HNO3
C3H5N3O9(l) = N2(g) + CO2(g) + O2(g) + H2O(g) =>
4 C3H5N3O9(l) = 6 N2(g) + 12 CO2(g) + O2(g) + 10 H2O(g)
Zn(s) + NiSO4(aq) = Ni(s) + ZnSO4 =>
Zn(s) + NiSO4(aq) = Ni(s) + ZnSO4
K2CO3 + SnCl4 = KCl + Sn(CO3)2 =>
2 K2CO3 + SnCl4 = 4 KCl + Sn(CO3)2
SO2 + KVO3 + HCl = VOCl2 + K2SO4 + H2O =>
SO2 + 2 KVO3 + 4 HCl = 2 VOCl2 + K2SO4 + 2 H2O
CH3OHCUO = HCOHCUH2O =>
CH3OHCUO = HCOHCUH2O
Pb(NO3)2 + NH4 = PbH4 + N(NO3)2 =>
Pb(NO3)2 + NH4 = PbH4 + N(NO3)2
(K4Fe(CN)6)24 + (KMnO4)24 + (H2SO4)24 = KHSO4 + (Fe2(SO4)3)24 + (MnSO4)24 + (HNO3)24 + (CO2)24 + H2O =>
10(K4Fe(CN)6)24 + 122(KMnO4)24 + 299(H2SO4)24 = 3888 KHSO4 + 5(Fe2(SO4)3)24 + 122(MnSO4)24 + 60(HNO3)24 + 60(CO2)24 + 4512 H2O
CaO + HNO3 = Ca(NO3)2 + H2O =>
CaO + 2 HNO3 = Ca(NO3)2 + H2O
S + OH = SOH =>
S + OH = SOH
ZnSO4 + FeS = ZnS + FeSO4 =>
ZnSO4 + FeS = ZnS + FeSO4
NH4CH3CO2 + AgNO3 = NH4NO3 + AgCH3CO2 =>
NH4CH3CO2 + AgNO3 = NH4NO3 + AgCH3CO2
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Équations équilibrées sur12/10/24
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