| Équations équilibrées la veille |
2 HNO3 + K2CO3 = 2 KNO3 + H2O + CO2
CH3Br + Na + BrC2H5 = C3H8 + NaBr =>
CH3Br + 2 Na + BrC2H5 = C3H8 + 2 NaBr
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
H3PO4 + Ca(OH)2 = Ca3(PO4)2 + H2O =>
2 H3PO4 + 3 Ca(OH)2 = Ca3(PO4)2 + 6 H2O
CH2OHCH2OH + O2 = CO2 + H2O =>
2 CH2OHCH2OH + 5 O2 = 4 CO2 + 6 H2O
Fe + HNO3 + KSCN = FeSCN + KNO3 + H =>
Fe + HNO3 + KSCN = FeSCN + KNO3 + H
SrCO3 + Fe2O3 + SrCl2*6H2O = Sr2FeO3Cl + CO2 + H2O =>
3 SrCO3 + Fe2O3 + SrCl2*6H2O = 2 Sr2FeO3Cl + 3 CO2 + 6 H2O
NaNo3 + Mg3(Po4)2 = Mg(No3)2 + Na3Po4 =>
6 NaNo3 + Mg3(Po4)2 = 3 Mg(No3)2 + 2 Na3Po4
B2Mg3O6 = B + Mg + O2 =>
B2Mg3O6 = 2 B + 3 Mg + 3 O2
NaBrO3 + MnO2 + NaOH = Na2MnO4 + H2O + NaBr =>
NaBrO3 + 3 MnO2 + 6 NaOH = 3 Na2MnO4 + 3 H2O + NaBr
CuFeS + HNO3 = Cu(NO3)2 + Fe(NO3)3 + H2O + NO2 + SO2 =>
CuFeS + 14 HNO3 = Cu(NO3)2 + Fe(NO3)3 + 7 H2O + 9 NO2 + SO2
Na + Cl + O + H2O = NaClH2O2 =>
Na + Cl + O + H2O = NaClH2O2
(ZnCO3)2(Zn(OH)2)3 + H3PO3 = Zn3(PO3)2 + H2O + CO2 =>
3(ZnCO3)2(Zn(OH)2)3 + 10 H3PO3 = 5 Zn3(PO3)2 + 24 H2O + 6 CO2
Zincchloride = zinc + chlorine =>
ZnCl2 = Zn + Cl2
Re + H2O2 + NH3 = (NH4)2ReO4 + H2O =>
Re + 3 H2O2 + 2 NH3 = (NH4)2ReO4 + 2 H2O
C9H12 + KMnO4 = C8H10O2 + H2O + MnO2 + K{+} + CO3{-2} =>
5 C9H12 + 42 KMnO4 = 3 C8H10O2 + 15 H2O + 42 MnO2 + 42 K{+} + 21 CO3{-2}
KIO3 + KI + HCl = KCl + H2O + I2 =>
KIO3 + 5 KI + 6 HCl = 6 KCl + 3 H2O + 3 I2
Cl2(g) + CuBr2(aq) = CuCl2(aq) + Br2(l) =>
Cl2(g) + CuBr2(aq) = CuCl2(aq) + Br2(l)
C14H10 + H2 = C14H14 =>
C14H10 + 2 H2 = C14H14
Cu2(SO3) + O = CuO + SO2 =>
Cu2(SO3) + O = 2 CuO + SO2
Mg(OH)2(s) + SO3(l) = MgSO4(aq) + H2O(l) =>
Mg(OH)2(s) + SO3(l) = MgSO4(aq) + H2O(l)
H2SeO4 + Mg(OH)2 = Mg(SeO4) + H2O =>
H2SeO4 + Mg(OH)2 = Mg(SeO4) + 2 H2O
Na2C2O4 + CoCl3 = Co2(C2O4)3 + NaCl =>
3 Na2C2O4 + 2 CoCl3 = Co2(C2O4)3 + 6 NaCl
C4 + H2O = CO + H2 =>
C4 + 4 H2O = 4 CO + 4 H2
CaI2 + K2O = K2I2 + CaO =>
CaI2 + K2O = K2I2 + CaO
P + CS2 = C + P4S10 =>
4 P + 5 CS2 = 5 C + P4S10
Ca + FeCl = Fe + CaCl =>
Ca + FeCl = Fe + CaCl
NaCl + SnCl4 + H2O = Na2[Sn(OH)6] + HCl =>
2 NaCl + SnCl4 + 6 H2O = Na2[Sn(OH)6] + 6 HCl
CH3CO2K + HCl = KCl + CH3COOH =>
CH3CO2K + HCl = KCl + CH3COOH
O2(g) + As4S6(s) = As4O6(s) + SO2 =>
9 O2(g) + As4S6(s) = As4O6(s) + 6 SO2
C6H4CH3NO2 + H2SO4 + KMnO4 = NO2C6H4COOH + K2SO4 + MnSO4 + H2O =>
5 C6H4CH3NO2 + 9 H2SO4 + 6 KMnO4 = 5 NO2C6H4COOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
C2H5OC2H5O + C4H4N2O3 = C8H12N2O3 + H2O2 =>
C2H5OC2H5O + C4H4N2O3 = C8H12N2O3 + H2O2
AlCl3 + NaH = AlH3 + NaCl =>
AlCl3 + 3 NaH = AlH3 + 3 NaCl
SnCl2 + Fe = FeCl + Sn =>
SnCl2 + 2 Fe = 2 FeCl + Sn
PF3 + F2 = PF5 =>
PF3 + F2 = PF5
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
Ca(NO3)2 + Na2(SO4) = Ca(SO4) + Na + (NO3)2 =>
Ca(NO3)2 + Na2(SO4) = Ca(SO4) + 2 Na + (NO3)2
KMnO4 + C6H8O7 = MnO + CO2 + H2O + K2O =>
18 KMnO4 + 5 C6H8O7 = 18 MnO + 30 CO2 + 20 H2O + 9 K2O
Li + NiCl3 = LiCl + Ni =>
3 Li + NiCl3 = 3 LiCl + Ni
Pb + H3Po4 = Pb3(Po4)4 + H2 =>
3 Pb + 4 H3Po4 = Pb3(Po4)4 + 6 H2
C2H4O + I2 = I3C2OH + HI =>
C2H4O + 3 I2 = I3C2OH + 3 HI
Ca3(PO4)2 + C + SIO2 = CO + CaSIO3 + P =>
Ca3(PO4)2 + 5 C + 3 SIO2 = 5 CO + 3 CaSIO3 + 2 P
Ni(NO3)2(aq) + Cr(s) = Cr(NO3)3 + Ni(s) =>
3 Ni(NO3)2(aq) + 2 Cr(s) = 2 Cr(NO3)3 + 3 Ni(s)
Pb + H2SO4 + H2O = PbSO4 + H3O =>
Pb + H2SO4 + 2 H2O = PbSO4 + 2 H3O
MnBr7 + Ca(OH)2 = Mn(OH)7 + CaBr2 =>
2 MnBr7 + 7 Ca(OH)2 = 2 Mn(OH)7 + 7 CaBr2
Mg(Cr2O7) + Bi3(PO4)5 = Bi2(Cr2O7)5 + Mg3(PO4)2 =>
15 Mg(Cr2O7) + 2 Bi3(PO4)5 = 3 Bi2(Cr2O7)5 + 5 Mg3(PO4)2
Zn(OH)2 + HCl = ZnCl2(aq) + H2O =>
Zn(OH)2 + 2 HCl = ZnCl2(aq) + 2 H2O
H3AsO3 + Al2(CO3)3 = AlAsO3 + CO2 + H2O =>
2 H3AsO3 + Al2(CO3)3 = 2 AlAsO3 + 3 CO2 + 3 H2O
Zn + FeBr5 = ZnBr2 + Fe =>
5 Zn + 2 FeBr5 = 5 ZnBr2 + 2 Fe
Ag(NO3)3 + Na2CO3 = Na2(NO3)3 + AgCO3 =>
Ag(NO3)3 + Na2CO3 = Na2(NO3)3 + AgCO3
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Équations équilibrées sur01/29/25
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