| Équations équilibrées la veille | Équations équilibrées le lendemain |
Ni(OH)2(s) = NiO(s) + H2O(s)
CH3COOH + K2CO3 = KCH3COO + CO2 + H2O =>
2 CH3COOH + K2CO3 = 2 KCH3COO + CO2 + H2O
Zn + O2 = ZnO =>
2 Zn + O2 = 2 ZnO
C7H12 + O2 = CO2 + H2O =>
C7H12 + 10 O2 = 7 CO2 + 6 H2O
Ba(NO2)2 + K3(PO4) = K(NO2) + Ba3(PO4)2 =>
3 Ba(NO2)2 + 2 K3(PO4) = 6 K(NO2) + Ba3(PO4)2
Br2Mg + Cl = Br + Cl2Mg =>
Br2Mg + 2 Cl = 2 Br + Cl2Mg
Ca(OH)2 + H3PO4 = CaH2 + PO4(OH)3 =>
3 Ca(OH)2 + 2 H3PO4 = 3 CaH2 + 2 PO4(OH)3
Ru + Br = RuBr =>
Ru + Br = RuBr
CaSe + HF = CaH + SeF =>
CaSe + HF = CaH + SeF
Na2S + Pb = Na + Pb2S =>
Na2S + 2 Pb = 2 Na + Pb2S
SO4 + Pb(CH3COO)2 = PbSO4 + CH3COO =>
SO4 + Pb(CH3COO)2 = PbSO4 + 2 CH3COO
HCl + HB = H2 + ClB =>
HCl + HB = H2 + ClB
NH3 + AgNO3 = NH3NO3 + AgNH3 =>
2 NH3 + AgNO3 = NH3NO3 + AgNH3
K4(Fe(CN)6) + K2Cr2O7 + H2SO4 = K2SO4 + Fe2(SO4)3 + Cr2(SO4)3 + CO2 + NO2 + H2O =>
6 K4(Fe(CN)6) + 55 K2Cr2O7 + 241 H2SO4 = 67 K2SO4 + 3 Fe2(SO4)3 + 55 Cr2(SO4)3 + 36 CO2 + 36 NO2 + 241 H2O
NiCl2 + Sr(NO3)2 = SrCl2 + Ni(NO3)2 =>
NiCl2 + Sr(NO3)2 = SrCl2 + Ni(NO3)2
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
P4O10 + H2 = P2O3 + H2O =>
P4O10 + 4 H2 = 2 P2O3 + 4 H2O
H2S + Na2SiO3 = H2SiO3 + Na2S =>
H2S + Na2SiO3 = H2SiO3 + Na2S
CaO + C = CaC2CO =>
CaO + 3 C = CaC2CO
CuI2 + K3PO4 = CuPO4 + K3I2 =>
CuI2 + K3PO4 = CuPO4 + K3I2
Mg + NaOH = Mg(OH)2 + Na =>
Mg + 2 NaOH = Mg(OH)2 + 2 Na
CH4 + Cl2 = HCl + ClCH3 =>
CH4 + Cl2 = HCl + ClCH3
CuHCl = CuClH =>
CuHCl = CuClH
H2PO4 + Ba(OH)2 = BaPO4 + (H2O)2 =>
H2PO4 + Ba(OH)2 = BaPO4 + (H2O)2
CaCl2 + MgSO4 = Cl2Mg + CaSO4 =>
CaCl2 + MgSO4 = Cl2Mg + CaSO4
HCOOH + H2SO4 = HSO4 + CO + H3O =>
HCOOH + H2SO4 = HSO4 + CO + H3O
NH3 + C3H7Cl = HCl + C3H7NH2 =>
NH3 + C3H7Cl = HCl + C3H7NH2
Ca + P = Ca3P2 =>
3 Ca + 2 P = Ca3P2
Mg3N2 + MgO = Mg4 + NO2 =>
4 Mg3N2 + 16 MgO = 7 Mg4 + 8 NO2
HLO2 + HL = L2 + H2O =>
HLO2 + 3 HL = 2 L2 + 2 H2O
Cr(OH)3 + NaCl + H2O = Na[Cr(OH)4] + HCl =>
Cr(OH)3 + NaCl + H2O = Na[Cr(OH)4] + HCl
Cu(NO3)2 + NaBr = CuBr2 + NaNO3 =>
Cu(NO3)2 + 2 NaBr = CuBr2 + 2 NaNO3
NaI = sodium + iodine =>
2 NaI = 2 Na + I2
Al + Cl2 = AlCl3 = =>
2 Al + 3 Cl2 = 2 AlCl3
CH2CHCH3 + KMnO4 + H2O = C2H4(OH)2 + MnO2 + KOH =>
2 CH2CHCH3 + 2 KMnO4 + 4 H2O = 3 C2H4(OH)2 + 2 MnO2 + 2 KOH
(HNO3) + MgCO3 = Mg(NO3)2 + CO2 + H2O =>
2(HNO3) + MgCO3 = Mg(NO3)2 + CO2 + H2O
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
C4H8 = C2H4 =>
C4H8 = 2 C2H4
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
Cd(s) + Fe(NO3)2(aq) = CdFe(aq) + NO3(aq) =>
Cd(s) + Fe(NO3)2(aq) = CdFe(aq) + 2 NO3(aq)
C4H8 = C4H6H2 =>
C4H8 = C4H6H2
ZnS + HCe = ZnCe2 + H2S =>
ZnS + 2 HCe = ZnCe2 + H2S
NH3 + HClO4 = HClO4NH3 =>
NH3 + HClO4 = HClO4NH3
Na + HNO2 = H2 + NaNO2 =>
2 Na + 2 HNO2 = H2 + 2 NaNO2
C4H8 = C8H16 =>
2 C4H8 = C8H16
CrO4{2-} + Zn + H{+} = Cr{2+} + Zn{2+} + H2O =>
CrO4{2-} + 2 Zn + 8 H{+} = Cr{2+} + 2 Zn{2+} + 4 H2O
Na + Cl = NaCl =>
Na + Cl = NaCl
Rb(s) + Br2(i) = RbBr(s) =>
2 Rb(s) + Br2(i) = 2 RbBr(s)
Cu + NiSO4 = Ni + CuSO4 =>
Cu + NiSO4 = Ni + CuSO4
N2O4(g) + HNO3(aq) = N2O4HNO3 =>
N2O4(g) + HNO3(aq) = N2O4HNO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/15/24
Équations équilibrées sur12/15/23
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