| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
H23 + C = C3H63 =>
63 H23 + 69 C = 23 C3H63
H2O2 + H2SO4 + KI = K2SO4 + H2O + I3 =>
3 H2O2 + 3 H2SO4 + 6 KI = 3 K2SO4 + 6 H2O + 2 I3
CH3CH2OH + O2 = CO + H2O =>
CH3CH2OH + 2 O2 = 2 CO + 3 H2O
Al + ZnCl2 = Zn + AlCl3 =>
2 Al + 3 ZnCl2 = 3 Zn + 2 AlCl3
CH3NH2 + H2O = CH3NH + H3O =>
CH3NH2 + H2O = CH3NH + H3O
MgCI(s) + O(g) = CI(g) + MgO(g) =>
MgCI(s) + O(g) = CI(g) + MgO(g)
CCl4(l) + HF(aq) = CF2Cl2(g) + HCl(aq) =>
CCl4(l) + 2 HF(aq) = CF2Cl2(g) + 2 HCl(aq)
Hg2S + O2 = Hg2O + S =>
2 Hg2S + O2 = 2 Hg2O + 2 S
Mg(OH)2 + HI = MgI2 + HOH =>
Mg(OH)2 + 2 HI = MgI2 + 2 HOH
P + HNO3 = P(NO3)3 + H2O + NO =>
P + 4 HNO3 = P(NO3)3 + 2 H2O + NO
K2Cr2O7 + H2SO4 + CH3CH2OH = Cr2(SO4)3 + K2SO2 + CH3CHO + H2O =>
K2Cr2O7 + 4 H2SO4 + 5 CH3CH2OH = Cr2(SO4)3 + K2SO2 + 5 CH3CHO + 9 H2O
Cs + CsNO2 = Cs2O + N2 =>
6 Cs + 2 CsNO2 = 4 Cs2O + N2
P2Cl4 + Cl2 = PCl5 =>
P2Cl4 + 3 Cl2 = 2 PCl5
Mg + PbSO4 = Pb + Mg2SO4 =>
2 Mg + PbSO4 = Pb + Mg2SO4
Mg(CN)2 + K = KCN + Mg =>
Mg(CN)2 + 2 K = 2 KCN + Mg
Y2O3 + H2SO4 = Y2(SO4)3 + H2O =>
Y2O3 + 3 H2SO4 = Y2(SO4)3 + 3 H2O
HC8H4O4 + Ba(OH)2 = H2O + Ba(C8H4O4)2 =>
2 HC8H4O4 + Ba(OH)2 = 2 H2O + Ba(C8H4O4)2
MgCO3 + HNO3 = Mg(HCO3)2 + Mg(NO3)2 =>
2 MgCO3 + 2 HNO3 = Mg(HCO3)2 + Mg(NO3)2
C2H5OH + O2(g) = CO2(g) + H2O =>
C2H5OH + 3 O2(g) = 2 CO2(g) + 3 H2O
C2H4O3 + NaHCO3 = NaCH3COO + H2O + CO2 =>
4 C2H4O3 + 3 NaHCO3 = 3 NaCH3COO + 5 H2O + 5 CO2
C11H14O3 + H2O2 = CO2 + H2O =>
C11H14O3 + 26 H2O2 = 11 CO2 + 33 H2O
Al2(SO4)3 + MgSO4 = Al2SO4 + Mg(SO4)3 =>
Al2(SO4)3 + MgSO4 = Al2SO4 + Mg(SO4)3
K(s) + CuSO4(aq) = K2SO4(aq) + Cu(s) =>
2 K(s) + CuSO4(aq) = K2SO4(aq) + Cu(s)
Zn + Pb(CH3COO)3 = Pb + Zn(CH3COO)2 =>
3 Zn + 2 Pb(CH3COO)3 = 2 Pb + 3 Zn(CH3COO)2
(MgOH)2CO3 + NH4Cl = MgCl2 + CO2 + NH3 + H2O =>
(MgOH)2CO3 + 4 NH4Cl = 2 MgCl2 + CO2 + 4 NH3 + 3 H2O
Fe3O4 + H{+} + SO4{-2} = Fe{+3} + SO2 + H2O =>
2 Fe3O4 + 20 H{+} + SO4{-2} = 6 Fe{+3} + SO2 + 10 H2O
Zn + H(SO4) = H + Zn(SO4) =>
Zn + H(SO4) = H + Zn(SO4)
Mg(s) + HNO3(aq) = Mg(NO3)2(l) + H2(g) =>
Mg(s) + 2 HNO3(aq) = Mg(NO3)2(l) + H2(g)
NH4(NO)3 + KOH = KNO + H2O + NH3 =>
2 NH4(NO)3 + 7 KOH = 7 KNO + 6 H2O + NH3
Cr3{+} + H2O = Cr2O72{-} + e + H3O{+} =>
2 Cr3{+} + 648 H2O = 3 Cr2O72{-} + 427e + 432 H3O{+}
PBr5 = P + Br5 =>
PBr5 = P + Br5
Al2O3 + Cr = CrO2 + Al =>
2 Al2O3 + 3 Cr = 3 CrO2 + 4 Al
C5H12O + O = CO + H2O =>
C5H12O + 10 O = 5 CO + 6 H2O
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
Fe + Hg = FeHg =>
Fe + Hg = FeHg
HNO2 + HCl + KI = H2O + I2 + N2 + KCl =>
2 HNO2 + 6 HCl + 6 KI = 4 H2O + 3 I2 + N2 + 6 KCl
NaCl + AuN = AuCl + NaN =>
NaCl + AuN = AuCl + NaN
SiCl4 + F2 = SiF4 + Cl2 =>
SiCl4 + 2 F2 = SiF4 + 2 Cl2
Mg(OH)2 + sulfuricacid = Water + magnesiumsulfate =>
Mg(OH)2 + H2SO4 = 2 H2O + MgSO4
Sr + Cr(NO3)3 = Cr + Sr(NO3) =>
3 Sr + Cr(NO3)3 = Cr + 3 Sr(NO3)
CH2CO(COOH)2 + CH3COX + H2O = (CH2)2COH(COOH)3 + X =>
9 CH2CO(COOH)2 + 6 CH3COX + 5 H2O = 8(CH2)2COH(COOH)3 + 6 X
Br2O3 + Mg = Br + MgO2 =>
2 Br2O3 + 3 Mg = 4 Br + 3 MgO2
F2(g) + NaBr(aq) = NaF(aq) + Br2 =>
F2(g) + 2 NaBr(aq) = 2 NaF(aq) + Br2
NaOH + CaO = Ca(OH)2 + Na2O =>
2 NaOH + CaO = Ca(OH)2 + Na2O
Ba(OH)2 + Na2HPO4 = Ba3(PO4)2 + Na3PO4 + H2O =>
3 Ba(OH)2 + 6 Na2HPO4 = Ba3(PO4)2 + 4 Na3PO4 + 6 H2O
Zn2SO4 + Sr2Cl = Zn2Cl + Sr2SO4 =>
Zn2SO4 + Sr2Cl = Zn2Cl + Sr2SO4
CUO + HCl = CUCl2 + H2O =>
CUO + 2 HCl = CUCl2 + H2O
CH + S = CS + H2S =>
2 CH + 3 S = 2 CS + H2S
MnO2 + I2 + H2SO4 = HIO3 + MnSO4 + H2O =>
5 MnO2 + I2 + 5 H2SO4 = 2 HIO3 + 5 MnSO4 + 4 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/16/24
Équations équilibrées sur01/15/24
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