| Équations équilibrées la veille |
C3H8 + 10 NO = 3 CO2 + 4 H2O + 5 N2
NaCl + Ca3(PO4)2 = CaCl2 + Na3PO4 =>
6 NaCl + Ca3(PO4)2 = 3 CaCl2 + 2 Na3PO4
BaO + Mg = BaMg + O =>
BaO + Mg = BaMg + O
Zn + CH3COOH = Zn(C2H3O2) + H2 =>
2 Zn + 2 CH3COOH = 2 Zn(C2H3O2) + H2
Na2ZnO2 + H2O = Zn[OH]2 + NaOH =>
Na2ZnO2 + 2 H2O = Zn[OH]2 + 2 NaOH
CHF3 + Cl2 = CClF3 + HCl =>
CHF3 + Cl2 = CClF3 + HCl
K2Cr2O7 + HBr = KBr + BrCr + Br + H2O =>
K2Cr2O7 + 14 HBr = 2 KBr + 2 BrCr + 10 Br + 7 H2O
KS = K + S4 =>
4 KS = 4 K + S4
Fe(Cl)2 + K2CO3 = FeCO3 + KCl =>
Fe(Cl)2 + K2CO3 = FeCO3 + 2 KCl
NaOH + Ca(OH)2 + Cl2 = Ca(ClO)2 + NaCl + H2O =>
2 NaOH + Ca(OH)2 + 2 Cl2 = Ca(ClO)2 + 2 NaCl + 2 H2O
KNO3(aq) + LiCl(aq) = KCl + LiNO3 =>
KNO3(aq) + LiCl(aq) = KCl + LiNO3
Al2(SO4)3 + NaOH = Al(OH)3 + Na2SO4 =>
Al2(SO4)3 + 6 NaOH = 2 Al(OH)3 + 3 Na2SO4
Zn + S8 = ZnS8 =>
Zn + S8 = ZnS8
Zn(NO3)2 + NH2CONH2 = ZnO + CO2 + H2O + N2 =>
3 Zn(NO3)2 + 5 NH2CONH2 = 3 ZnO + 5 CO2 + 10 H2O + 8 N2
LiOH(s) = Li + OH =>
LiOH(s) = Li + OH
MgSO4 + CoCl2 = MgCl2 + CoSO4 =>
MgSO4 + CoCl2 = MgCl2 + CoSO4
Ba(OH)2(aq) + (NH4)2CO3(aq) = BaCO3 + NH4OH =>
Ba(OH)2(aq) + (NH4)2CO3(aq) = BaCO3 + 2 NH4OH
Fe(OH)2 + H3(PO4) = Fe3(PO4)2 + H(OH) =>
3 Fe(OH)2 + 2 H3(PO4) = Fe3(PO4)2 + 6 H(OH)
Ag + Na2O = AgO + Na =>
Ag + Na2O = AgO + 2 Na
CuSO4 + Na2CO3 = CuCO3 + Na2SO4 =>
CuSO4 + Na2CO3 = CuCO3 + Na2SO4
K2S + MgSO4 = K2SO4 + MgS =>
K2S + MgSO4 = K2SO4 + MgS
Pb(NO3)2(aq) + NH4I(aq) = PbI2(s) + NH4NO3(aq) =>
Pb(NO3)2(aq) + 2 NH4I(aq) = PbI2(s) + 2 NH4NO3(aq)
NaAsO2 + KBrO3 + HCl = NaCl + KBr + HAsO4 =>
3 NaAsO2 + 2 KBrO3 + 3 HCl = 3 NaCl + 2 KBr + 3 HAsO4
KAsO2 + I2 + KHCO3 = KAsO3 + KI + CO2 + H2O =>
KAsO2 + I2 + 2 KHCO3 = KAsO3 + 2 KI + 2 CO2 + H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
NH2CH2COOH + Mg = (NH2CH2COO)2Mg + H2 =>
2 NH2CH2COOH + Mg = (NH2CH2COO)2Mg + H2
NaAlO2 + Al2(SO4)3 + H2O = Na2SO4 + Al(OH)3 =>
6 NaAlO2 + Al2(SO4)3 + 12 H2O = 3 Na2SO4 + 8 Al(OH)3
Zn + S8 = ZnS8 =>
Zn + S8 = ZnS8
CH2Cl2 + NaOH = CO2 + H2O + NaCl + C10H12O2 =>
12 CH2Cl2 + 24 NaOH = 2 CO2 + 18 H2O + 24 NaCl + C10H12O2
MnSO4 + KCIO3 + KOH = K2MnO4 + KCI + K2SO4 + H2O =>
3 MnSO4 + 2 KCIO3 + 12 KOH = 3 K2MnO4 + 2 KCI + 3 K2SO4 + 6 H2O
SiO2 + C + N2 = Si3N4 + CO =>
3 SiO2 + 6 C + 2 N2 = Si3N4 + 6 CO
CuS + Br2 = CuBr + S =>
2 CuS + Br2 = 2 CuBr + 2 S
C2H2Cl2 + O2 = CO2 + H2O + Cl2 =>
2 C2H2Cl2 + 5 O2 = 4 CO2 + 2 H2O + 2 Cl2
HCl = H2 + Cl2 =>
2 HCl = H2 + Cl2
K2Cr2O7(aq) + HI(aq) = KI(aq) + CrI3(aq) + I2(aq) + H2O(aq) =>
K2Cr2O7(aq) + 14 HI(aq) = 2 KI(aq) + 2 CrI3(aq) + 3 I2(aq) + 7 H2O(aq)
K2HPO3 + HgCl2 + H2O = Hg + H3PO4 + KCl =>
K2HPO3 + HgCl2 + H2O = Hg + H3PO4 + 2 KCl
K + ZnCl2 = KCl + Zn =>
2 K + ZnCl2 = 2 KCl + Zn
ClO2 + H2S = HCl + SO2 + H2O =>
6 ClO2 + 5 H2S = 6 HCl + 5 SO2 + 2 H2O
SiO2 + (HF) = SiF4 + H2O =>
SiO2 + 4(HF) = SiF4 + 2 H2O
Fe2O3 + CaCO3 = Fe2(CO3)3 + CaO =>
Fe2O3 + 3 CaCO3 = Fe2(CO3)3 + 3 CaO
CO2 + H2O + NO = C2H7N + O2 =>
8 CO2 + 14 H2O + 4 NO = 4 C2H7N + 17 O2
NH4OH + H3PO4 = (NH4)3PO4 + H2O =>
3 NH4OH + H3PO4 = (NH4)3PO4 + 3 H2O
SiO2 + (HF) = SiF4 + H2O =>
SiO2 + 4(HF) = SiF4 + 2 H2O
C + O2 = CO =>
2 C + O2 = 2 CO
KI + MnO2 = KO2 + MnI =>
KI + MnO2 = KO2 + MnI
Se + H2SO4 = H2SeO4 + SO2 + H2O =>
Se + 3 H2SO4 = H2SeO4 + 3 SO2 + 2 H2O
Al(OH)3 + Na2CO3 = NaAlO2 + CO2 + H2O =>
2 Al(OH)3 + Na2CO3 = 2 NaAlO2 + CO2 + 3 H2O
HClO3(aq) + NaOH(aq) = NaClO3(aq) + H2O =>
HClO3(aq) + NaOH(aq) = NaClO3(aq) + H2O
K2CO3 + H3BO3 = K3BO3 + CO2 + H2O =>
3 K2CO3 + 2 H3BO3 = 2 K3BO3 + 3 CO2 + 3 H2O
K3N + HCl = KCl + NH4Cl =>
K3N + 4 HCl = 3 KCl + NH4Cl
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Équations équilibrées sur10/23/24
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