| Équations équilibrées la veille |
4 MgCO3 + 5 C2H4O2 = 6 CO2 + 4 MgC2H4O2 + 2 H2O
K2CrO4 + H2S + H2O = Cr(OH)3 + S + KOH =>
2 K2CrO4 + 3 H2S + 2 H2O = 2 Cr(OH)3 + 3 S + 4 KOH
H2OCu = H2CuO =>
H2OCu = H2CuO
FeS + O2 = FeO4 + SO3 =>
2 FeS + 7 O2 = 2 FeO4 + 2 SO3
Na + HN03 = NaN03 + H2 =>
2 Na + 2 HN03 = 2 NaN03 + H2
KMnO4 + NaOH = NaMnO4 + KOH =>
KMnO4 + NaOH = NaMnO4 + KOH
ZnSO4 + Fe(OH)2 = Zn(OH)2 + FeSO4 =>
ZnSO4 + Fe(OH)2 = Zn(OH)2 + FeSO4
NH3 + NaCl = HCl + NaNH2 =>
NH3 + NaCl = HCl + NaNH2
NaOH + Na2CO3 = Na3O2 + COOH =>
NaOH + Na2CO3 = Na3O2 + COOH
CrO3 + C2H6O = Cr2O3 + CO2 + H2O =>
4 CrO3 + C2H6O = 2 Cr2O3 + 2 CO2 + 3 H2O
(NH4)S2 + Pb4(NO3) = (NH4)(NO3) + Pb4S2 =>
(NH4)S2 + Pb4(NO3) = (NH4)(NO3) + Pb4S2
(COONa)2 + K2Cr2O7 + HCl = CO2 + CrCl3 + KCl + NaCl + H2O =>
3(COONa)2 + K2Cr2O7 + 14 HCl = 6 CO2 + 2 CrCl3 + 2 KCl + 6 NaCl + 7 H2O
C2H2 = C + H2 =>
C2H2 = 2 C + H2
CH3CH2OH + KMnO4 + KOH = CH3COOK + H2O + K2MnO4 =>
CH3CH2OH + 4 KMnO4 + 5 KOH = CH3COOK + 4 H2O + 4 K2MnO4
S(s) + O2 = SO3 =>
2 S(s) + 3 O2 = 2 SO3
NaH2XO4 + NaOH = Na3XO4 + H2O =>
NaH2XO4 + 2 NaOH = Na3XO4 + 2 H2O
TiCl4 + (CH3)2CHOH = Ti(OCH(CH3)2)4 + HCl =>
TiCl4 + 4(CH3)2CHOH = Ti(OCH(CH3)2)4 + 4 HCl
NaI + HOI + H2SO4 = I2 + H2O + NaSO4 =>
2 NaI + 4 HOI + 2 H2SO4 = 3 I2 + 4 H2O + 2 NaSO4
Mg(s) + CuSO4(aq) = MgSO2(s) + Cu(s) + O2 =>
Mg(s) + CuSO4(aq) = MgSO2(s) + Cu(s) + O2
KBr + NaOH = KOH + NaBr =>
KBr + NaOH = KOH + NaBr
Ca + S = Ca5S2 =>
5 Ca + 2 S = Ca5S2
BaCl2*2H2O + Na2HPO4*12H2O = BaHPO4 + NaCl + H2O =>
BaCl2*2H2O + Na2HPO4*12H2O = BaHPO4 + 2 NaCl + 14 H2O
HgCl = Hg + Cl2 =>
2 HgCl = 2 Hg + Cl2
phenol + KMnO4 + H2SO4 = Quinone + MnSO4 + K2SO4 + H2O =>
5 C6H5OH + 4 KMnO4 + 6 H2SO4 = 5 C6H4O2 + 4 MnSO4 + 2 K2SO4 + 11 H2O
Ba + H3PO4 = Ba3(PO4)3 + H2 =>
6 Ba + 6 H3PO4 = 2 Ba3(PO4)3 + 9 H2
Mn(NO3)2(aq) + LiOH(aq) = H2MnO2(s) + LiNO3(aq) =>
Mn(NO3)2(aq) + 2 LiOH(aq) = H2MnO2(s) + 2 LiNO3(aq)
NH4 + KOH = NH3 + H2O + K =>
NH4 + KOH = NH3 + H2O + K
CaCO3 + HCe = CaCe2 + H2O + CO2 =>
CaCO3 + 2 HCe = CaCe2 + H2O + CO2
Pd(Co3)2 = Pd + Co3 =>
Pd(Co3)2 = Pd + 2 Co3
Br2 + KL = KBr + LBr =>
Br2 + KL = KBr + LBr
K + Al = K3Al =>
3 K + Al = K3Al
AgNO3(aq) + Na2SO4(aq) = AgSO4(s) + Na2NO3 =>
AgNO3(aq) + Na2SO4(aq) = AgSO4(s) + Na2NO3
Ag2O + HJ = AgJ + H2O =>
Ag2O + 2 HJ = 2 AgJ + H2O
CuCl + F2 = Cu2F3 + Cl =>
4 CuCl + 3 F2 = 2 Cu2F3 + 4 Cl
KBr + Cl2 + KOH = KBrO3 + KCl + H2O =>
KBr + 3 Cl2 + 6 KOH = KBrO3 + 6 KCl + 3 H2O
AgNO3 + J = AgJ + NO3 =>
AgNO3 + J = AgJ + NO3
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
NaHX + H3X3 = NaHX3 + H2X =>
3 NaHX + 4 H3X3 = 3 NaHX3 + 6 H2X
C4H8O2 + CaCO3 = C8H14CaO4 + H2O + CO2 =>
2 C4H8O2 + CaCO3 = C8H14CaO4 + H2O + CO2
O2 + H2O = O2H2O =>
O2 + H2O = O2H2O
CH4 = H2 + C =>
CH4 = 2 H2 + C
Na2SO3 + HNO3 = NaNO3 + SO2 + H2O =>
Na2SO3 + 2 HNO3 = 2 NaNO3 + SO2 + H2O
(C)10(H)8 + O2 = C(O)2 + (H)2O =>
(C)10(H)8 + 12 O2 = 10 C(O)2 + 4(H)2O
Ca(NO3)2 + Cu3(PO4)2 = Ca3(PO4)2 + Cu(NO3)2 =>
3 Ca(NO3)2 + Cu3(PO4)2 = Ca3(PO4)2 + 3 Cu(NO3)2
C10H126 + O2 = CO2 + H2O =>
2 C10H126 + 83 O2 = 20 CO2 + 126 H2O
CrO + CO2 = CrO3 + C =>
CrO + CO2 = CrO3 + C
H3(AsO4)(aq) + Ca(OH)2(aq) = HOH(l) + Ca3(AsO4)2 =>
2 H3(AsO4)(aq) + 3 Ca(OH)2(aq) = 6 HOH(l) + Ca3(AsO4)2
HgS + HNO3 + HCl = HgCl2 + NO + S + H2O =>
3 HgS + 2 HNO3 + 6 HCl = 3 HgCl2 + 2 NO + 3 S + 4 H2O
PbO2 + SeO3{2}{-} = PbO + SeO4{2}{-} =>
PbO2 + SeO3{2}{-} = PbO + SeO4{2}{-}
Br + FeCl3 = FeBr3 + Cl2 =>
6 Br + 2 FeCl3 = 2 FeBr3 + 3 Cl2
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Équations équilibrées sur01/07/25
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