| Équations équilibrées la veille |
2 F2 + 2 H2O = 4 HF + O2
(MnO4{-}) + (C2O4){2-} + H{+} = Mn{2+} + CO2 + H2O =>
2(MnO4{-}) + 5(C2O4){2-} + 16 H{+} = 2 Mn{2+} + 10 CO2 + 8 H2O
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
SO2Na2CO3 = Na2SO3CO2 =>
SO2Na2CO3 = Na2SO3CO2
AgNO3 + FeCI3 = AgCI3 + FeNO3 =>
AgNO3 + FeCI3 = AgCI3 + FeNO3
CH3CH2OH + Mg = CH3CH2OMg + H2 =>
2 CH3CH2OH + 2 Mg = 2 CH3CH2OMg + H2
C4H8 + O2 = CO2 + H2O =>
C4H8 + 6 O2 = 4 CO2 + 4 H2O
HI + OH = I + H2O =>
HI + OH = I + H2O
NaSO4 + Ca = CaSO4 + Na =>
NaSO4 + Ca = CaSO4 + Na
SbS + O2 = Sb2O3 + SO2 =>
4 SbS + 7 O2 = 2 Sb2O3 + 4 SO2
K3PO4 + Ba(OH)2 = Ba3(PO4)2 + KOH =>
2 K3PO4 + 3 Ba(OH)2 = Ba3(PO4)2 + 6 KOH
Ca + KNO3 = Ca2(NO3) + K =>
2 Ca + KNO3 = Ca2(NO3) + K
AgSO4 + O2 = AgO2 + SO4 =>
AgSO4 + O2 = AgO2 + SO4
CH3CHO + Ca(OH)2 = CH3COOH + CaO + H2 =>
CH3CHO + Ca(OH)2 = CH3COOH + CaO + H2
H2S + HClO = HCl + H2SO4 =>
H2S + 4 HClO = 4 HCl + H2SO4
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
NH4Cl + CoCl2*H2O = CoCl3 + H2O + NH4 =>
NH4Cl + CoCl2*H2O = CoCl3 + H2O + NH4
Ca(NO3)2NaHSO4 = HNO3CaSO4NaNO3 =>
Ca(NO3)2NaHSO4 = HNO3CaSO4NaNO3
Na2CO3 + CH3COOH = CO2 + Na(CH3COO) + H2O =>
Na2CO3 + 2 CH3COOH = CO2 + 2 Na(CH3COO) + H2O
AgNO3(aq) + MgI2(aq) = AgI(s) + Mg(NO3)2(aq) =>
2 AgNO3(aq) + MgI2(aq) = 2 AgI(s) + Mg(NO3)2(aq)
Ba(OH)2 + MgSO4 = BaSO4 + Mg(OH)2 =>
Ba(OH)2 + MgSO4 = BaSO4 + Mg(OH)2
KCr2O7 + HCl = KCl + CrCl3 + Cl2 + H2O =>
2 KCr2O7 + 28 HCl = 2 KCl + 4 CrCl3 + 7 Cl2 + 14 H2O
I2 + Br2(l) = IBr(s) =>
I2 + Br2(l) = 2 IBr(s)
CaCI = Ca2 + CI =>
2 CaCI = Ca2 + 2 CI
HN2884 = H2 + N2 =>
2 HN2884 = H2 + 2884 N2
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
CH3CH2CH2CH2CH2CH3(g) + O2(g) = CO2(g) + H2O(g) =>
2 CH3CH2CH2CH2CH2CH3(g) + 19 O2(g) = 12 CO2(g) + 14 H2O(g)
(BiO)2CO3 + SC(NH2)2 = [Bi(SC(NH2)2)3] + CO2 + O2 =>
2(BiO)2CO3 + 12 SC(NH2)2 = 4[Bi(SC(NH2)2)3] + 2 CO2 + 3 O2
FeO + SiO2 = Fe + SiO3 =>
FeO + SiO2 = Fe + SiO3
Ca(CO3) + NaNO3 = Na2CO3 + Ca(NO3)2 =>
Ca(CO3) + 2 NaNO3 = Na2CO3 + Ca(NO3)2
C23H37O15N + H2O = CH4 + CO2 + NH3 =>
C23H37O15N + 7 H2O = 12 CH4 + 11 CO2 + NH3
Ca(OH)2 + (NH4)2C2O4 = CaC2O4 + H2O + NH3 =>
Ca(OH)2 + (NH4)2C2O4 = CaC2O4 + 2 H2O + 2 NH3
OH{-} + I2 + HSO3{-} = I{-} + SO4{2-} + H2O =>
3 OH{-} + I2 + HSO3{-} = 2 I{-} + SO4{2-} + 2 H2O
Ba3N2 + (NH4)2CO3 = BaCO3 + (NH4)3N =>
Ba3N2 + 3(NH4)2CO3 = 3 BaCO3 + 2(NH4)3N
*Fe2O3 + *3CO = *2Fe + *3CO2 =>
*Fe2O3 + *3CO = *2Fe + *3CO2
Cl2 + Pb{2+} + H2O = HClO + Pb + H{+} =>
Cl2 + Pb{2+} + 2 H2O = 2 HClO + Pb + 2 H{+}
Hf + H2SO4 = Hf(SO4)2 + H2 =>
Hf + 2 H2SO4 = Hf(SO4)2 + 2 H2
NH4Cl + Y2O3 = (NH4)2[YCl5] + NH3 + H2O =>
10 NH4Cl + Y2O3 = 2(NH4)2[YCl5] + 6 NH3 + 3 H2O
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
NaCl + AgNO3 = Na2NO3 + Cl2Ag =>
2 NaCl + AgNO3 = Na2NO3 + Cl2Ag
HILiOH = H2OLiI =>
HILiOH = H2OLiI
NH3 + SgCl6 = SgNCl3 + HCl =>
NH3 + SgCl6 = SgNCl3 + 3 HCl
Na + H2CrO4 = Na2CrO4 + H2 =>
2 Na + H2CrO4 = Na2CrO4 + H2
Ca + HCI = CaHCI =>
Ca + HCI = CaHCI
Fe3O4 + CO = Fe + CO2 =>
Fe3O4 + 4 CO = 3 Fe + 4 CO2
SnCl2 + H2SO4 = SnCl4 + Sn(SO4) + SO2 + H2O =>
2 SnCl2 + 2 H2SO4 = SnCl4 + Sn(SO4) + SO2 + 2 H2O
Ni(NO3)26H2O + Fe(NO3)39H2O + NH2CONH = NiFe2O4 + CO2 + N2 + H2O =>
5 Ni(NO3)26H2O + 10 Fe(NO3)39H2O + 616 NH2CONH = 5 NiFe2O4 + 616 CO2 + 876 N2 + 939 H2O
Ca + SO2 + O2 = CaSO4 =>
Ca + SO2 + O2 = CaSO4
FeC2O4*2H2O + H2O2 = Fe(OH)3 + H2C2O4 =>
2 FeC2O4*2H2O + H2O2 = 2 Fe(OH)3 + 2 H2C2O4
CaCl(ClO) + H2O + CO2 = CaCO3 + CaCl2 + HClO =>
2 CaCl(ClO) + H2O + CO2 = CaCO3 + CaCl2 + 2 HClO
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