| Équations équilibrées la veille |
CH3Cl + 2 NH3 = ClNH4 + CH3 + NH2
C2H6 + Cl = C2H5Cl + HCl =>
C2H6 + 2 Cl = C2H5Cl + HCl
HNO3 + Fe(OH)3 = FeNO3 + H4O3 =>
HNO3 + Fe(OH)3 = FeNO3 + H4O3
I2 + NH3 = NH4I + NI3NH3 =>
3 I2 + 5 NH3 = 3 NH4I + NI3NH3
CuBr + Ca(NO3)2 = CaBr2 + CuNO3 =>
2 CuBr + Ca(NO3)2 = CaBr2 + 2 CuNO3
O2 + NH3 = N2 + H2O =>
3 O2 + 4 NH3 = 2 N2 + 6 H2O
[Cr(OH)2]2SO4 = CrOHSO4 + Cr(OH)3 =>
[Cr(OH)2]2SO4 = CrOHSO4 + Cr(OH)3
Fe(HCO3)3 = Fe(OH)3 + CO2 =>
Fe(HCO3)3 = Fe(OH)3 + 3 CO2
AgNO3 + KCe = KNO3 + AgCe =>
AgNO3 + KCe = KNO3 + AgCe
Na2S + MnSO4 = Na2(SO4) + MnS =>
Na2S + MnSO4 = Na2(SO4) + MnS
FeBr3 + H2SO4 = Fe2(SO4)3 + HBr =>
2 FeBr3 + 3 H2SO4 = Fe2(SO4)3 + 6 HBr
Ag + Cl = AgCl =>
Ag + Cl = AgCl
I + KIO3 + HCl = ICl + KCl + H2O =>
4 I + KIO3 + 6 HCl = 5 ICl + KCl + 3 H2O
H2O + O3Al2 = Al(OH)3 =>
3 H2O + O3Al2 = 2 Al(OH)3
O2F + H2O = O2 + HF =>
4 O2F + 2 H2O = 5 O2 + 4 HF
HNO3 + HI = H2O + I2 + NO =>
2 HNO3 + 6 HI = 4 H2O + 3 I2 + 2 NO
U + H = HU =>
U + H = HU
HNO3 + HI = H2O + I2 + NO =>
2 HNO3 + 6 HI = 4 H2O + 3 I2 + 2 NO
CuCl2 + KHSO3 = CuCl + K2SO4 + HCl + SO2 =>
2 CuCl2 + 2 KHSO3 = 2 CuCl + K2SO4 + 2 HCl + SO2
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
FeSi3 + O2 = Fe2O3 + SiO2 =>
4 FeSi3 + 15 O2 = 2 Fe2O3 + 12 SiO2
HNO3 + HI = H2O + I2 + NO =>
2 HNO3 + 6 HI = 4 H2O + 3 I2 + 2 NO
CH3CH2COH + CU(OH)2 = CH3CH2COOH + CU2O + H2O =>
4 CH3CH2COH + 6 CU(OH)2 = 5 CH3CH2COOH + 3 CU2O + 3 H2O
KBrO4(s) = KBr(s) + O2(g) =>
KBrO4(s) = KBr(s) + 2 O2(g)
R2NH + H2S = (R2NH2)2S =>
2 R2NH + H2S = (R2NH2)2S
Hg2Cl2 + NH3*H2O = HgNH2Cl + H2O + Hg + NH4Cl =>
Hg2Cl2 + 2 NH3*H2O = HgNH2Cl + 2 H2O + Hg + NH4Cl
CH3CH2COOH + Na = CH3CH2COONa + H2 =>
2 CH3CH2COOH + 2 Na = 2 CH3CH2COONa + H2
Ca3(PO4)2 + SiO2 + C = CaSiO3 + P4 + CO =>
2 Ca3(PO4)2 + 6 SiO2 + 10 C = 6 CaSiO3 + P4 + 10 CO
Fe + Cl2 = Fe3Cl2 =>
3 Fe + Cl2 = Fe3Cl2
Pb(NO3)4 + K2Cr2O7 = Pb(Cr2O7)2 + KNO3 =>
Pb(NO3)4 + 2 K2Cr2O7 = Pb(Cr2O7)2 + 4 KNO3
C5H5N5 + O2 = CO2 + N2 + H2O =>
4 C5H5N5 + 25 O2 = 20 CO2 + 10 N2 + 10 H2O
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
KI(aq) + Cu2SO4(aq) = K2SO4 + CuI =>
2 KI(aq) + Cu2SO4(aq) = K2SO4 + 2 CuI
C2H4 + HCl + O2 = C2H4Cl2 + H2O =>
2 C2H4 + 4 HCl + O2 = 2 C2H4Cl2 + 2 H2O
K2Cr2O7 + H2SO4 = K2SO4 + Cr2(SO4)3 + H2O + O =>
K2Cr2O7 + 4 H2SO4 = K2SO4 + Cr2(SO4)3 + 4 H2O + 3 O
CoBr3 + CaSO4 = CaBr2 + Co2(SO4)3 =>
2 CoBr3 + 3 CaSO4 = 3 CaBr2 + Co2(SO4)3
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
FeS2 + H2O + O2 = FeSO4 + H2SO4 =>
2 FeS2 + 2 H2O + 7 O2 = 2 FeSO4 + 2 H2SO4
CO2 + H2O + Na2SO4 = H2SO4 + NaHCO3 =>
2 CO2 + 2 H2O + Na2SO4 = H2SO4 + 2 NaHCO3
CS2 = C + S8 =>
4 CS2 = 4 C + S8
Na(HCO3) + BaCl2 = NaCl2 + Ba(HCO3) =>
Na(HCO3) + BaCl2 = NaCl2 + Ba(HCO3)
CH3 + H2O3 + K = KH + CHO =>
3 CH3 + H2O3 + 8 K = 8 KH + 3 CHO
NaN3(s) = Na(s) + N2(g) =>
2 NaN3(s) = 2 Na(s) + 3 N2(g)
IAl = AlI =>
IAl = AlI
Ca3(PO4)2(s) + H2SO4(s) = Ca(H2PO4)2(ac) + Ca(HSO4)2(ac) =>
Ca3(PO4)2(s) + 4 H2SO4(s) = Ca(H2PO4)2(ac) + 2 Ca(HSO4)2(ac)
H2SO3 + K2Cr2O7 = CrO3 + K2SO3 + H2O =>
H2SO3 + K2Cr2O7 = 2 CrO3 + K2SO3 + H2O
KH2PO4 + MgCl2 = Mg(H2PO4)2 + KCl =>
2 KH2PO4 + MgCl2 = Mg(H2PO4)2 + 2 KCl
Ca(s) + NH3(g) = Ca3N2(s) + H2(g) =>
3 Ca(s) + 2 NH3(g) = Ca3N2(s) + 3 H2(g)
*2HgO = Hg + O2 =>
*2HgO = 2 Hg + O2
Cu{2+}(aq) + Ce{3+}(aq) + H2O = CeO2(s) + Cu(s) + H{+}(aq =>
Cu{2+}(aq) + 2 Ce{3+}(aq) + 4 H2O = 2 CeO2(s) + Cu(s) + 8 H{+}(aq
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Équations équilibrées sur12/10/24
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