| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 I2 + KIO3 + 6 HBr = 5 IBr + KBr + 3 H2O
HNO3 + Zn = ZnHNO3 =>
HNO3 + Zn = ZnHNO3
SiH4 = Si + H2 =>
SiH4 = Si + 2 H2
Pb(NO3)2 + K2CrO4 = PbCrO4 + KNO3 =>
Pb(NO3)2 + K2CrO4 = PbCrO4 + 2 KNO3
CH2O = COH2 =>
CH2O = COH2
CH4 + C2H2 + O = CO2H2O =>
CH4 + C2H2 + 9 O = 3 CO2H2O
C2H6O + Cr2O7{2-} + H{+} = C2H4O + H2O + Cr{3+} =>
3 C2H6O + Cr2O7{2-} + 8 H{+} = 3 C2H4O + 7 H2O + 2 Cr{3+}
SiO2 + HCl = SiCl4 + O2 + H =>
SiO2 + 4 HCl = SiCl4 + O2 + 4 H
PbS + HCl = PbCl + HS =>
PbS + HCl = PbCl + HS
Ni(OH) + HBr = NiBr + H2O =>
Ni(OH) + HBr = NiBr + H2O
Cr(No3)3 + Na2Co3 = Cr2(Co3)3 + NaNo3 =>
2 Cr(No3)3 + 3 Na2Co3 = Cr2(Co3)3 + 6 NaNo3
Mg + CO2 + O = MgCO3 =>
Mg + CO2 + O = MgCO3
Fe + Sn(No3)4 = Fe(No3)3 + Sn =>
4 Fe + 3 Sn(No3)4 = 4 Fe(No3)3 + 3 Sn
KHSO4 + KHCO3 = K2SO4 + CO2 + H2O =>
KHSO4 + KHCO3 = K2SO4 + CO2 + H2O
Al(OH)3 + H2CO3(aq) = Al2(CO3)3(s) + H2O(l) =>
2 Al(OH)3 + 3 H2CO3(aq) = Al2(CO3)3(s) + 6 H2O(l)
HNO3BaCl2 = HCl2BaNO3 =>
HNO3BaCl2 = HCl2BaNO3
HCN + CuSO4 = CuCNHSO4 =>
HCN + CuSO4 = CuCNHSO4
CrCl3 + H2O = H2 + Cl2 + Cr(OH)3 =>
2 CrCl3 + 6 H2O = 3 H2 + 3 Cl2 + 2 Cr(OH)3
Fe2O3 + CO = CO2 + Fe =>
Fe2O3 + 3 CO = 3 CO2 + 2 Fe
Zn2O3 = Zn + O2 =>
2 Zn2O3 = 4 Zn + 3 O2
Na + I2 = NaI =>
2 Na + I2 = 2 NaI
Mg + ClO3 = Mg(ClO3)2 =>
Mg + 2 ClO3 = Mg(ClO3)2
FeCl3 + H2S = FeS + Cl3H2 =>
FeCl3 + H2S = FeS + Cl3H2
H2C2O4 + Ca(OH)2 = CaC2O4 + H2O =>
H2C2O4 + Ca(OH)2 = CaC2O4 + 2 H2O
SiH4 + O2 = SiO2 + H2O =>
SiH4 + 2 O2 = SiO2 + 2 H2O
(H2O)2 = H2O = O2 =>
(H2O)2 = 2 H2O
KO2 + CO2 = K2CO3 + O2 =>
4 KO2 + 2 CO2 = 2 K2CO3 + 3 O2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
NaBr(aq) + Cl2 = NaCl + Br =>
2 NaBr(aq) + Cl2 = 2 NaCl + 2 Br
K3Co(NO2)6 + MnO4{-} + H{+} = K{+} + Co{+2} + Mn{+2} + NO3{-} + H2O =>
5 K3Co(NO2)6 + 11 MnO4{-} + 28 H{+} = 15 K{+} + 5 Co{+2} + 11 Mn{+2} + 30 NO3{-} + 14 H2O
AgNo3 + Pb = PbNo3 + Ag =>
AgNo3 + Pb = PbNo3 + Ag
Cl2 + NaHS = NaCl + HCl + S =>
Cl2 + NaHS = NaCl + HCl + S
C6H6O(s) + O2(g) = CO2(g) + H2O(g) =>
C6H6O(s) + 7 O2(g) = 6 CO2(g) + 3 H2O(g)
Fe(NO3)3 + Na3Fe(CN)6 = FeFe(CN)6 + NaNO3 =>
Fe(NO3)3 + Na3Fe(CN)6 = FeFe(CN)6 + 3 NaNO3
K + O2 = K2O =>
4 K + O2 = 2 K2O
Ca(NO3)2AgNO3 = Ag(NO3)2CaNO3 =>
Ca(NO3)2AgNO3 = Ag(NO3)2CaNO3
Al(C2H3O2)3 + Mg(OH)2 = Al(OH)3 + Mg(C2H3O2)2 =>
2 Al(C2H3O2)3 + 3 Mg(OH)2 = 2 Al(OH)3 + 3 Mg(C2H3O2)2
Br2 + FeI3 = I2 + FeBr3 =>
3 Br2 + 2 FeI3 = 3 I2 + 2 FeBr3
Cr2O7{-2} + Fe + H{+} = Cr{+3} + Fe{+3} + H2O =>
Cr2O7{-2} + 2 Fe + 14 H{+} = 2 Cr{+3} + 2 Fe{+3} + 7 H2O
K2Cr2O7 + C4H9OH = KCr + CH3COOH + H2O =>
4 K2Cr2O7 + 7 C4H9OH = 8 KCr + 14 CH3COOH + 7 H2O
ZnO + HCl = ZnCl2 + H2O =>
ZnO + 2 HCl = ZnCl2 + H2O
NaBr + Hg2(NO3)2 = Na(NO3) + HgBr =>
2 NaBr + Hg2(NO3)2 = 2 Na(NO3) + 2 HgBr
O2 + Co = Co2O3 =>
3 O2 + 4 Co = 2 Co2O3
Ca + HNO3 = Ca(NO3)2 + H2O + NHN4O3 =>
10 Ca + 25 HNO3 = 10 Ca(NO3)2 + 12 H2O + NHN4O3
NaMnO4 + HBr = NaBr + MnBr2 + Br2 + H2O =>
2 NaMnO4 + 16 HBr = 2 NaBr + 2 MnBr2 + 5 Br2 + 8 H2O
H2C2O4 + Cr2O7{2-} + H{+} = Cr + CO2 + H2O =>
6 H2C2O4 + Cr2O7{2-} + 2 H{+} = 2 Cr + 12 CO2 + 7 H2O
Na2Cr2O7 + HCl = NaCl + CrCl3 + Cl2 + H2O =>
Na2Cr2O7 + 14 HCl = 2 NaCl + 2 CrCl3 + 3 Cl2 + 7 H2O
Bariumchloride + calciumsulfate = bariumsulfate + calciumchloride =>
BaCl2 + CaSO4 = BaSO4 + CaCl2
Mg + HCOOH = Mg(HCOO)2 + H2 =>
Mg + 2 HCOOH = Mg(HCOO)2 + H2
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/27/24
Équations équilibrées sur01/26/24
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