| Équations équilibrées la veille | Équations équilibrées le lendemain |
Fe + CaCl2 = FeCl2 + Ca
Sr(OH)2 + Cr(No3)3 = Cr(OH)3 + Sr(No3)2 =>
3 Sr(OH)2 + 2 Cr(No3)3 = 2 Cr(OH)3 + 3 Sr(No3)2
N2OCu = CuON2 =>
N2OCu = CuON2
Rb2CrO4 + NH4VO3 = RbVO3 + (NH4)2CrO4 =>
Rb2CrO4 + 2 NH4VO3 = 2 RbVO3 + (NH4)2CrO4
CH3SCH3 + NaOH = C2H5SNa + H2O =>
CH3SCH3 + NaOH = C2H5SNa + H2O
Se + Ca = CaSe =>
Se + Ca = CaSe
Na2CO3(aq) + SrCl2(aq) = SrCO3(s) + NaCl(aq) =>
Na2CO3(aq) + SrCl2(aq) = SrCO3(s) + 2 NaCl(aq)
HBr(aq) + NaHCO3(aq) = NaBr + H2CO3 =>
HBr(aq) + NaHCO3(aq) = NaBr + H2CO3
C66H2N3O6 + O2 = CO2 + N2 + H2O =>
2 C66H2N3O6 + 127 O2 = 132 CO2 + 3 N2 + 2 H2O
K3(PO)4 + Ag(NO)3 = K(NO)3 + Ag3(PO)4 =>
K3(PO)4 + 3 Ag(NO)3 = 3 K(NO)3 + Ag3(PO)4
K2V4O9 + HCl = VCl2 + KCl + Cl2 + H2O =>
K2V4O9 + 18 HCl = 4 VCl2 + 2 KCl + 4 Cl2 + 9 H2O
H2SO4 + Na = H2 + Na2SO4 =>
H2SO4 + 2 Na = H2 + Na2SO4
FrO + H2SO4 = FrSO4 + H2O =>
FrO + H2SO4 = FrSO4 + H2O
ClO2{-} + H{+} + e = Cl2 + H2O =>
2 ClO2{-} + 8 H{+} + 6e = Cl2 + 4 H2O
KCl + Na3H2PO4 = K3H2PO4 + NaCl =>
3 KCl + Na3H2PO4 = K3H2PO4 + 3 NaCl
Zn(H2O)4{+2} + CN = Zn(CN)4{2+} + H2O =>
Zn(H2O)4{+2} + 4 CN = Zn(CN)4{2+} + 4 H2O
(a)BaCl2 + Na2SO4 = BaSO4 + NaCl =>
(a)BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
FeCl3 + Na2O = NaCl + Fe2O3 =>
2 FeCl3 + 3 Na2O = 6 NaCl + Fe2O3
NaHSO3 + NaClO = Na2SO4 + NaCl + H2O + Cl2 =>
2 NaHSO3 + 3 NaClO = 2 Na2SO4 + NaCl + H2O + Cl2
Pa + O2 = PaO5 =>
2 Pa + 5 O2 = 2 PaO5
K2 + CO3 + BaCl2 = KCl + BaCO3 =>
K2 + CO3 + BaCl2 = 2 KCl + BaCO3
NaCl(aq) + SrNO3(aq) = NaNO3(aq) + SrCl(aq) =>
NaCl(aq) + SrNO3(aq) = NaNO3(aq) + SrCl(aq)
C6H5NH3Cl + KOH = KCl + C6H5NH2 + H2O =>
C6H5NH3Cl + KOH = KCl + C6H5NH2 + H2O
WF6 + H2 + CH4O = WC + HF + H2O =>
WF6 + 2 H2 + CH4O = WC + 6 HF + H2O
(NH4)2Cr2O7 = N2 + Cr2O3 + H2O =>
(NH4)2Cr2O7 = N2 + Cr2O3 + 4 H2O
NaBH4(s) + I2(s) = B2H6(g) + H2(g) + NaI(s) =>
2 NaBH4(s) + I2(s) = B2H6(g) + H2(g) + 2 NaI(s)
Fe + HF = FeF2 + H2 =>
Fe + 2 HF = FeF2 + H2
Cu + PbSO4 = Pb + CuSO4 =>
Cu + PbSO4 = Pb + CuSO4
PhNO2 + H2O = PhNH2 + O =>
PhNO2 + H2O = PhNH2 + 3 O
Al + NaOH = AlO + HNa =>
Al + NaOH = AlO + HNa
Ba(OH)2(aq) + H3Po4(aq) = Ba3(Po4)2 + H2O(l) =>
3 Ba(OH)2(aq) + 2 H3Po4(aq) = Ba3(Po4)2 + 6 H2O(l)
Si + HNO3 = SiO2 + NO2 + H2O =>
Si + 4 HNO3 = SiO2 + 4 NO2 + 2 H2O
Li + N2 = LiN2 =>
Li + N2 = LiN2
Li + N2 = Li3N =>
6 Li + N2 = 2 Li3N
NH3 + NaOH = NH4 + NaO =>
NH3 + NaOH = NH4 + NaO
CHCH + HI = C3I + H2 =>
3 CHCH + 2 HI = 2 C3I + 4 H2
K[Cr(H2O)2(C2O4)2]2H2O + KOH = Cr(OH)3 + H2O + K + CO3 =>
K[Cr(H2O)2(C2O4)2]2H2O + 22 KOH = 2 Cr(OH)3 + 13 H2O + 23 K + 8 CO3
KBr + MnO2 + HCl = MnBr2 + KCl + Br2 + H2O =>
4 KBr + MnO2 + 4 HCl = MnBr2 + 4 KCl + Br2 + 2 H2O
CuSo4(aq) + Na2So3(aq) = Cu2So3(aq) + Na2So74(aq) =>
142 CuSo4(aq) + 5 Na2So3(aq) = 71 Cu2So3(aq) + 5 Na2So74(aq)
AgCrO4 + HNO3 = AgNO3 + HCrO4 =>
AgCrO4 + HNO3 = AgNO3 + HCrO4
H3PO4 + Zn = Zn3(PO4)2 + H =>
2 H3PO4 + 3 Zn = Zn3(PO4)2 + 6 H
Mn(OH)3 + OH = MnO2 + H2O =>
Mn(OH)3 + OH = MnO2 + 2 H2O
KO2(s) + H2O(l) + CO2(g) = KHCO3(g) + O2(g) =>
4 KO2(s) + 2 H2O(l) + 4 CO2(g) = 4 KHCO3(g) + 3 O2(g)
NaOH + CH3CH2COOH = CH3CH2COO + NaOH2 =>
NaOH + CH3CH2COOH = CH3CH2COO + NaOH2
FePO4 + H2SO4 = Fe2(SO4)3H2O + H4P2O7 =>
2 FePO4 + 3 H2SO4 = Fe2(SO4)3H2O + H4P2O7
BeI2(aq)Cu2SO4(aq) = BeSO4Cu2I2 =>
BeI2(aq)Cu2SO4(aq) = BeSO4Cu2I2
Sm + ICHCH2I = SmI2 + CHCH2 =>
Sm + ICHCH2I = SmI2 + CHCH2
CO2 + MnSO4 + H2O = H2C2O4 + MnO2 + H2SO4 =>
2 CO2 + MnSO4 + 2 H2O = H2C2O4 + MnO2 + H2SO4
CO + H2 + CH4 = C2H5OH =>
CO + H2 + CH4 = C2H5OH
VO2{+} + ClO2{-} + H{+} = VO{2+} + ClO2 + H2O =>
VO2{+} + ClO2{-} + 2 H{+} = VO{2+} + ClO2 + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/22/24
Équations équilibrées sur12/22/23
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