| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Se + 4 NaBH4 + 7 H2O = 2 NaHSe + Na2B4O7 + 14 H2
SnCl4 + CaCO3 = Sn(CO3)2 + CaCl2 =>
SnCl4 + 2 CaCO3 = Sn(CO3)2 + 2 CaCl2
HN3 + H2O = N3{-} + H3O{+} =>
HN3 + H2O = N3{-} + H3O{+}
Al + H2SeO4 = Al(SeO4)3 + H2 =>
Al + 3 H2SeO4 = Al(SeO4)3 + 3 H2
C12H26 + O2 = CO + H2O =>
2 C12H26 + 25 O2 = 24 CO + 26 H2O
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
HCl + KBrO3 = Cl2 + H2O + KBrCl4 =>
6 HCl + KBrO3 = Cl2 + 3 H2O + KBrCl4
Cs + H2O = CsOH + H2 =>
2 Cs + 2 H2O = 2 CsOH + H2
C6H12O6 + H2O2 = C6H12O7 + H2O =>
C6H12O6 + H2O2 = C6H12O7 + H2O
Co(NO3)2*6H2O + Na2CO3 = CoCO3 + H2O + NaNO3 =>
Co(NO3)2*6H2O + Na2CO3 = CoCO3 + 6 H2O + 2 NaNO3
Si + H2O = SiO + H2 =>
Si + H2O = SiO + H2
KBr + Cl{-} = KCl + Br{-} =>
KBr + Cl{-} = KCl + Br{-}
NaNaCl = Na + Cl2 =>
2 NaNaCl = 4 Na + Cl2
Ca(OH)2 + Al = Ca[Al(OH)4]2 + CaO + H2 =>
7 Ca(OH)2 + 2 Al = Ca[Al(OH)4]2 + 6 CaO + 3 H2
NaHCO3 + C2H3OOH = NaC2H3O2 + H2O + CO2 =>
NaHCO3 + C2H3OOH = NaC2H3O2 + H2O + CO2
CaOH2 + Mg = MgOH2 + Ca =>
CaOH2 + Mg = MgOH2 + Ca
Ag + Br = AgBr =>
Ag + Br = AgBr
K2Cr2O7 + CH3CH2OH + H2SO4 = Cr2(SO4)3 + CH3OOH + K2SO4 + H2O =>
2 K2Cr2O7 + 3 CH3CH2OH + 8 H2SO4 = 2 Cr2(SO4)3 + 6 CH3OOH + 2 K2SO4 + 5 H2O
KMnO4 + Na2SO3 + H2SO4 = K2SO4 + Mn(SO4)2 + Na2SO4 + H2O =>
2 KMnO4 + 3 Na2SO3 + 5 H2SO4 = K2SO4 + 2 Mn(SO4)2 + 3 Na2SO4 + 5 H2O
Au + CaO = AuCaO =>
Au + CaO = AuCaO
K2Cr2O7 + HCl + SnCl2 = SnCl4 + Cr2Cl3 + K2Cl2 + H2O =>
2 K2Cr2O7 + 28 HCl + 9 SnCl2 = 9 SnCl4 + 2 Cr2Cl3 + 2 K2Cl2 + 14 H2O
ZnCl2 + Ba(NO3)2 = Zn(NO3)2 + BaCl2 =>
ZnCl2 + Ba(NO3)2 = Zn(NO3)2 + BaCl2
CH2OHCH2OH + Cu(OH)2 = CH2OCH2OCu + H2O =>
CH2OHCH2OH + Cu(OH)2 = CH2OCH2OCu + 2 H2O
CrN + ZnCl2 = CrCl2 + ZnN =>
CrN + ZnCl2 = CrCl2 + ZnN
HF + Ni(OH)2 = NiF2 + H2O =>
2 HF + Ni(OH)2 = NiF2 + 2 H2O
C3H3COOH + O2 = CO2 + H2O =>
C3H3COOH + 4 O2 = 4 CO2 + 2 H2O
HAsO2 + I2 + H2O = H3AsO4 + I{-} + H{+} =>
HAsO2 + I2 + 2 H2O = H3AsO4 + 2 I{-} + 2 H{+}
PtCl4(aq) = Cl2(aq) + Pt(s) =>
PtCl4(aq) = 2 Cl2(aq) + Pt(s)
H2C2O4 + NH3 = CN + H2O =>
H2C2O4 + 2 NH3 = 2 CN + 4 H2O
S2 + O2 = SO =>
S2 + O2 = 2 SO
Sr(NO3)2 + Na2CO3 = SrCO3 + NaNO3 =>
Sr(NO3)2 + Na2CO3 = SrCO3 + 2 NaNO3
BaCl2 + Na2(SO4) = Na2Cl2 + Ba(SO4) =>
BaCl2 + Na2(SO4) = Na2Cl2 + Ba(SO4)
K2Cr2O7 + H2SO4 + HCl = Cr2(SO4)3 + H2O + K2SO4 + Cl =>
K2Cr2O7 + 4 H2SO4 + 6 HCl = Cr2(SO4)3 + 7 H2O + K2SO4 + 6 Cl
C3H7COOH + CO2 = (C3H7COOH)C + H2O =>
6 C3H7COOH + CO2 = 5(C3H7COOH)C + 4 H2O
Na3PO4 + Ca(NO3)2 = Na3Ca + PO4(NO3)2 =>
Na3PO4 + Ca(NO3)2 = Na3Ca + PO4(NO3)2
PbCl2 + KI = PbI2 + K2Cl2 =>
PbCl2 + 2 KI = PbI2 + K2Cl2
KMnO4 + KNO2 + HNO3 = MnNO3 + KNO3 + H2O =>
KMnO4 + 3 KNO2 + 2 HNO3 = MnNO3 + 4 KNO3 + H2O
Na2O + CO = NaCO3 + Na =>
2 Na2O + CO = NaCO3 + 3 Na
AgNO3 + CaCl2*2H20 = CaCl2 + AgNO3*2H20 =>
AgNO3 + CaCl2*2H20 = CaCl2 + AgNO3*2H20
H2S(i) + O2(g) = H2O(i) + SO2(g) =>
2 H2S(i) + 3 O2(g) = 2 H2O(i) + 2 SO2(g)
Ba2 + K2(CrO4)2 = Ba(CrO4) + K =>
Ba2 + K2(CrO4)2 = 2 Ba(CrO4) + 2 K
P4O10 + C = P4 + CO =>
P4O10 + 10 C = P4 + 10 CO
KOH + BeO = K2BeO2 + H2O =>
2 KOH + BeO = K2BeO2 + H2O
Cu(OH)2 + CO2 = CuCO3H2O =>
Cu(OH)2 + CO2 = CuCO3H2O
Fe(OH)2 + NaOH = Na2FeO2 + H2O =>
Fe(OH)2 + 2 NaOH = Na2FeO2 + 2 H2O
P4 + O2 = P2O8 =>
P4 + 8 O2 = 2 P2O8
O2 + SbH3 = Sb + H2O =>
3 O2 + 4 SbH3 = 4 Sb + 6 H2O
Ca + HC1 = CaC1 + H =>
Ca + HC1 = CaC1 + H
CO2 + TiCl4 = TiO2 + Cl2 + C =>
CO2 + TiCl4 = TiO2 + 2 Cl2 + C
MeO + H2SO4 = MeSO4 + H2O =>
MeO + H2SO4 = MeSO4 + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur06/06/25
Équations équilibrées sur07/06/24
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