| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cr2(SO4)3 + 5 KI + KIO3 + 3 H2O = 2 Cr(OH)3 + 3 K2SO4 + 3 I2
ZnS + O2 = ZnO + SO4 =>
2 ZnS + 5 O2 = 2 ZnO + 2 SO4
C10H22 + O2 = CO2 + H2O =>
2 C10H22 + 31 O2 = 20 CO2 + 22 H2O
PbC55H81O3P + SeC24H51P + C12H11P = PbSe + OP2C36H62 + PC55H81O2 =>
PbC55H81O3P + SeC24H51P + C12H11P = PbSe + OP2C36H62 + PC55H81O2
NaNO2 + FeCl2 + HCl = FeCl3 + NaCl + NO + H2O =>
NaNO2 + FeCl2 + 2 HCl = FeCl3 + NaCl + NO + H2O
Mg + Fe(No3)2 = Mg(No3) + Fe =>
2 Mg + Fe(No3)2 = 2 Mg(No3) + Fe
CuSo4 + Fe = Cu + Fe2(So4)3 =>
3 CuSo4 + 2 Fe = 3 Cu + Fe2(So4)3
Na + H2O = NaOH + H =>
Na + H2O = NaOH + H
(CH3CH2O)2POH + (CH3)3CNH2 + CCl4 = (CH3CH2O)2PONH2 + [(CH3)3CNH3]Cl + CCl3 =>
(CH3CH2O)2POH + 11(CH3)3CNH2 + 22 CCl4 = (CH3CH2O)2PONH2 + 10[(CH3)3CNH3]Cl + 26 CCl3
(NH4)2Cz2O7 = N2 + Cz2O3 + H2O =>
(NH4)2Cz2O7 = N2 + Cz2O3 + 4 H2O
K2SO3 = K2SO4 + K2S =>
4 K2SO3 = 3 K2SO4 + K2S
C2H4 + O2 = CO2 + H =>
C2H4 + 2 O2 = 2 CO2 + 4 H
HCl(aq) + NaHCO3(s) = NaCl(aq) + H2O(l) + CO2(g) =>
HCl(aq) + NaHCO3(s) = NaCl(aq) + H2O(l) + CO2(g)
H2PO4 + KOH = KHPO4 + H2O =>
H2PO4 + KOH = KHPO4 + H2O
KMnO4 + NaOH + Na2SO3 = K2MnO4 + Na2MnO4 + H2O + Na2SO4 =>
2 KMnO4 + 2 NaOH + Na2SO3 = K2MnO4 + Na2MnO4 + H2O + Na2SO4
NH3 + KMnO4 + H2SO4 = N2 + MnSO4 + K2SO4 + H2O =>
10 NH3 + 6 KMnO4 + 9 H2SO4 = 5 N2 + 6 MnSO4 + 3 K2SO4 + 24 H2O
H3O + CACO3 = H2O + CA + CO2 =>
2 H3O + CACO3 = 3 H2O + CA + CO2
(CH3CH2O)2POH + (CH3)3CNH2 + CCl4 = (CH3CH2O)2PONH2 + [(CH3)3CNH3]Cl + CCl3 =>
(CH3CH2O)2POH + 11(CH3)3CNH2 + 22 CCl4 = (CH3CH2O)2PONH2 + 10[(CH3)3CNH3]Cl + 26 CCl3
C3H8O3 + Cu(OH)2 = C3H6O3Cu + H2O =>
C3H8O3 + Cu(OH)2 = C3H6O3Cu + 2 H2O
CaCO3 + H3PO4 = Ca3(PO4)2 + CO2 + H2O =>
3 CaCO3 + 2 H3PO4 = Ca3(PO4)2 + 3 CO2 + 3 H2O
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
HCOOC3H7 + O2 = CO2 + H2O =>
HCOOC3H7 + 5 O2 = 4 CO2 + 4 H2O
H{+} + Cr2O7{-2} + H2C2O4 = Cr{+3} + CO2 + H2O =>
8 H{+} + Cr2O7{-2} + 3 H2C2O4 = 2 Cr{+3} + 6 CO2 + 7 H2O
K3PO4 + H3PO4 = KH2PO4 =>
K3PO4 + 2 H3PO4 = 3 KH2PO4
Cl + KI = KCl + I =>
Cl + KI = KCl + I
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
(NH4)2Cr2O7 = N2 + Cr2O3 + H2O =>
(NH4)2Cr2O7 = N2 + Cr2O3 + 4 H2O
C + H2 = CH2 =>
C + H2 = CH2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
CO2 + Ca(OH)2 = Ca(HCO3)2 =>
2 CO2 + Ca(OH)2 = Ca(HCO3)2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Cr2O7{2-} + H2S + H{+} = S + Cr{3+} + H2O =>
Cr2O7{2-} + 3 H2S + 8 H{+} = 3 S + 2 Cr{3+} + 7 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
C + H2 = CH2 =>
C + H2 = CH2
HI + KOH = H2O + KI =>
HI + KOH = H2O + KI
C2H5OH + PCl3 = C2H5Cl + H3PO3 =>
3 C2H5OH + PCl3 = 3 C2H5Cl + H3PO3
S + O2 = SO3 =>
2 S + 3 O2 = 2 SO3
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Cr2O7{2-} + H2S + H{+} = S2 + Cr{3+} + H2O =>
2 Cr2O7{2-} + 6 H2S + 16 H{+} = 3 S2 + 4 Cr{3+} + 14 H2O
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
Na2CO3 + Ca(OH)2 = NaOH + CaCO3 =>
Na2CO3 + Ca(OH)2 = 2 NaOH + CaCO3
Mn(aq) + O2(g) = MnO2(s) =>
Mn(aq) + O2(g) = MnO2(s)
NaBrO3 = NaBr + O2 =>
2 NaBrO3 = 2 NaBr + 3 O2
K + N2 = KN2 =>
K + N2 = KN2
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
C6H5OH + NaOH = C6H5ONa + H2O =>
C6H5OH + NaOH = C6H5ONa + H2O
SnCl2 + HgCl2 = SnCl4 + Hg2Cl2 =>
SnCl2 + 2 HgCl2 = SnCl4 + Hg2Cl2
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
H[SbCl6] + KI + HCl = H3[SbCl] + I2 + KCl =>
2 H[SbCl6] + 14 KI + 4 HCl = 2 H3[SbCl] + 7 I2 + 14 KCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/08/18
Équations équilibrées sur11/07/17
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