| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Nb + 64 HNO3 + 198 HF = 3 H2[NbF66] + 64 NO + 128 H2O
Chromium + tin(IV)chloride = chromium(III)chloride + tin =>
4 Cr + 3 SnCl4 = 4 CrCl3 + 3 Sn
XCOCH3 + YH4 + H2O = XCH(OH)CH3 + Y(OH)4 =>
4 XCOCH3 + YH4 + 4 H2O = 4 XCH(OH)CH3 + Y(OH)4
K2ClO3 + CaCl = KCl + Ca2ClO3 =>
K2ClO3 + 2 CaCl = 2 KCl + Ca2ClO3
Pd + HCl + H2O2 = H2(PdCl4) + H2O =>
Pd + 4 HCl + H2O2 = H2(PdCl4) + 2 H2O
Sc(NO3)3 + Na2SO4 = Sc2(SO4)3 + NaNO3 =>
2 Sc(NO3)3 + 3 Na2SO4 = Sc2(SO4)3 + 6 NaNO3
K2MnO4 + Na2SO3 + H2O = MnO2 + NaOH + K2SO4 =>
K2MnO4 + Na2SO3 + H2O = MnO2 + 2 NaOH + K2SO4
BaSO4 + HCl = BaCl2 + H2(SO4) =>
BaSO4 + 2 HCl = BaCl2 + H2(SO4)
C2H2 + Br = C2H2Br4 =>
C2H2 + 4 Br = C2H2Br4
HIO + NaOH = NaIO + H2O =>
HIO + NaOH = NaIO + H2O
ZnBr2 + I2 = ZnI + Br =>
2 ZnBr2 + I2 = 2 ZnI + 4 Br
C6H5CHO + I2 + NaOH = C5H5COONa + NaI + H2O =>
6 C6H5CHO + 5 I2 + 17 NaOH = 7 C5H5COONa + 10 NaI + 9 H2O
Mn2Si3O4 = Mn3 + Si4 + O2 =>
12 Mn2Si3O4 = 8 Mn3 + 9 Si4 + 24 O2
KCl + AgN = AgCl + KN =>
KCl + AgN = AgCl + KN
FeCl3 + NaOH = (Fe(OH)3) + (NaCl) =>
FeCl3 + 3 NaOH = (Fe(OH)3) + 3(NaCl)
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
C100H198 + O2 = CO2 + H =>
C100H198 + 100 O2 = 100 CO2 + 198 H
Ca(H2PO4)2 + AgNO3 = Ca(NO3)2 + AgH2PO4 =>
Ca(H2PO4)2 + 2 AgNO3 = Ca(NO3)2 + 2 AgH2PO4
CH3CHOHCH2CH3 + PCl5 = CH3CHClCH2CH3 + POCl3 + HCl =>
CH3CHOHCH2CH3 + PCl5 = CH3CHClCH2CH3 + POCl3 + HCl
B2H6(l) + O2(g) = B2O3(s) + H2O(s) =>
B2H6(l) + 3 O2(g) = B2O3(s) + 3 H2O(s)
CO2(g) + H20(l) = C6H12O6(aq) + O2(l) =>
30 CO2(g) + 3 H20(l) = 5 C6H12O6(aq) + 15 O2(l)
C4H9COOH + CuO = (C4H9COO)2Cu + H2O =>
2 C4H9COOH + CuO = (C4H9COO)2Cu + H2O
HClO3 + Ba(OH)2 = H3O2 + BaClO3 =>
HClO3 + Ba(OH)2 = H3O2 + BaClO3
Ni(NO3)2(aq) + Na4SiO4(aq) = Ni4(SiO4)2 + NaNO3(aq) =>
4 Ni(NO3)2(aq) + 2 Na4SiO4(aq) = Ni4(SiO4)2 + 8 NaNO3(aq)
CaSiO3 + CO2 = CaCO3 + SiO2 =>
CaSiO3 + CO2 = CaCO3 + SiO2
H2S + (H3CeCOO)2Pb = PbS + H3CeCOOH =>
H2S + (H3CeCOO)2Pb = PbS + 2 H3CeCOOH
C6H5CH3 + MnO2 + H2SO4 = H2O + MnSO4 + C6H5COH =>
C6H5CH3 + 2 MnO2 + 2 H2SO4 = 3 H2O + 2 MnSO4 + C6H5COH
(CH3COO)Ca + CO2 + H2O = CaCO3 + CH3COOH =>
8(CH3COO)Ca + 10 CO2 + 6 H2O = 8 CaCO3 + 9 CH3COOH
LiOCH3 + TiCl4 = Ti(OCH3)4 + LiCl =>
4 LiOCH3 + TiCl4 = Ti(OCH3)4 + 4 LiCl
C2H2O + NaHCO3 = NaC2H2O2 + CO2 + H2O =>
7 C2H2O + 8 NaHCO3 = 8 NaC2H2O2 + 6 CO2 + 3 H2O
Mg + S = MgS =>
Mg + S = MgS
Cr2K2O7 + Sn2 + HCl = Cl3Cr + Sn4Cl + KCl + H2O =>
Cr2K2O7 + 12 Sn2 + 14 HCl = 2 Cl3Cr + 6 Sn4Cl + 2 KCl + 7 H2O
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
Na + S = Na2S =>
2 Na + S = Na2S
AsCl3 + BF3 = AsF3 + BCl3 =>
AsCl3 + BF3 = AsF3 + BCl3
KOH + Cd(NO3)2 = Cd(OH)2 + KNO3 =>
2 KOH + Cd(NO3)2 = Cd(OH)2 + 2 KNO3
CrO2 + C2H2 = Cr3C2 + H2 + CO =>
3 CrO2 + 4 C2H2 = Cr3C2 + 4 H2 + 6 CO
Chromium + tin(IV)chloride = chromium(III)chloride + tin =>
4 Cr + 3 SnCl4 = 4 CrCl3 + 3 Sn
PbCO3 + KCrO4 = PbCrO4 + KCO3 =>
PbCO3 + KCrO4 = PbCrO4 + KCO3
H{+} + CaCO3 = Ca{2+} + H2CO3 =>
2 H{+} + CaCO3 = Ca{2+} + H2CO3
Cl2 + Fe{2+} = Cl{-} + Fe{3+}ionicequation =>
Cl2 + 2 Fe{2+} = 2 Cl{-} + 2 Fe{3+}ionicequation
CsBr(s) = Cs + Br =>
CsBr(s) = Cs + Br
Fe(OH)3 + HCl = FeCl3 + H2O =>
Fe(OH)3 + 3 HCl = FeCl3 + 3 H2O
CrCl3 + KBiO3 + KOH + H2O = K2CrO4 + Bi(OH)3 + KCl =>
2 CrCl3 + 3 KBiO3 + 7 KOH + H2O = 2 K2CrO4 + 3 Bi(OH)3 + 6 KCl
SrCl2(aq) + Na3PO4 = Sr3(PO4)2 + NaCl =>
3 SrCl2(aq) + 2 Na3PO4 = Sr3(PO4)2 + 6 NaCl
Zn(s) + CH3COOH(aq) = Zn(CH3COO)2(aq) + H2(g) =>
Zn(s) + 2 CH3COOH(aq) = Zn(CH3COO)2(aq) + H2(g)
Cs(s) + P(s) = CsP =>
Cs(s) + P(s) = CsP
Cs(s) + P(s) = CsP4 =>
Cs(s) + 4 P(s) = CsP4
ClCH2CH2SCH2CH2Cl + H2O = HOCH2CH2SCH2CH2OH + HCl =>
ClCH2CH2SCH2CH2Cl + 2 H2O = HOCH2CH2SCH2CH2OH + 2 HCl
HNO3 + Co = Co(NO3)2 + H2O + NO2 =>
4 HNO3 + Co = Co(NO3)2 + 2 H2O + 2 NO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/22/24
Équations équilibrées sur03/23/23
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