| Équations équilibrées la veille |
Cu2 + 2 KCNS = 2 CuCNS + 2 K
P3 + O2(g) = P4O10(s) =>
4 P3 + 15 O2(g) = 3 P4O10(s)
Cr2(SO4)3 + KCl3 + KOH = K2CrO4 + KCl + K2SO4 + H2O =>
Cr2(SO4)3 + 3 KCl3 + 16 KOH = 2 K2CrO4 + 9 KCl + 3 K2SO4 + 8 H2O
H2O + CrO4{2-} + Cu = Cr(OH)3 + Cu(OH)2 + OH{-} =>
8 H2O + 2 CrO4{2-} + 3 Cu = 2 Cr(OH)3 + 3 Cu(OH)2 + 4 OH{-}
KI + NaNO2 = KNO2 + INa =>
KI + NaNO2 = KNO2 + INa
FeO + KMnO4 + HCl = Fe3O4 + KClMnCl2 + H2O =>
15 FeO + 2 KMnO4 + 6 HCl = 5 Fe3O4 + 2 KClMnCl2 + 3 H2O
KC1O3 = KC1O + O2 =>
KC1O3 = KC1O + O2
I2 + KNO3 + H2O = HI + KIO3 + NO3 =>
7 I2 + 2 KNO3 + 6 H2O = 12 HI + 2 KIO3 + 2 NO3
H2S + CuCl = CuS + H2Cl =>
H2S + CuCl = CuS + H2Cl
AgF + Na = Ag2 + NaF =>
2 AgF + 2 Na = Ag2 + 2 NaF
CuS(s) + HNO3(ac) = Cu(NO3)2(ac) + S(s) + NO(g) + H2O(l) =>
3 CuS(s) + 8 HNO3(ac) = 3 Cu(NO3)2(ac) + 3 S(s) + 2 NO(g) + 4 H2O(l)
Fe + HCl + KSCN = KCl + Fe(SCN)3 + H2 =>
2 Fe + 6 HCl + 6 KSCN = 6 KCl + 2 Fe(SCN)3 + 3 H2
Fe(Br)2 + H2O = Fe(OH)2 + HBr =>
Fe(Br)2 + 2 H2O = Fe(OH)2 + 2 HBr
Fe2 + S = Fe2S3 =>
Fe2 + 3 S = Fe2S3
P4O6(s) + O2(g) = P4O10(s) =>
P4O6(s) + 2 O2(g) = P4O10(s)
SO2 + Zn + HCl = S + ZnCl2 + H2O =>
SO2 + 2 Zn + 4 HCl = S + 2 ZnCl2 + 2 H2O
CuCl2 + H2O = CuOHCl + HCl =>
CuCl2 + H2O = CuOHCl + HCl
CO2(g) + KOH(aq) = K2CO3(aq) + H2O(l) =>
CO2(g) + 2 KOH(aq) = K2CO3(aq) + H2O(l)
Pt + Pb(NO3)2 = Pt(NO3)2 + Pb =>
Pt + Pb(NO3)2 = Pt(NO3)2 + Pb
(COOH)2*2H2O + NaOH = (COONa)2*2H2O + H2O =>
(COOH)2*2H2O + 2 NaOH = (COONa)2*2H2O + 2 H2O
SIF4 + NaOH = Na4SIO4 + NaF + H2O =>
SIF4 + 8 NaOH = Na4SIO4 + 4 NaF + 4 H2O
Cr2(CO3)3 + H2O2 + KOH = K2CrO4 + K2CO3 + H2O =>
Cr2(CO3)3 + 3 H2O2 + 10 KOH = 2 K2CrO4 + 3 K2CO3 + 8 H2O
C2H4N4 + O2 = CO2 + H2O + N2 =>
C2H4N4 + 3 O2 = 2 CO2 + 2 H2O + 2 N2
AgNO3 + HCl = AgCl + HNO3 =>
AgNO3 + HCl = AgCl + HNO3
Al(HCO3)3 + AlPO4 = Al2(CO3)3 + H3PO4 =>
Al(HCO3)3 + AlPO4 = Al2(CO3)3 + H3PO4
H3PO4 + KOH = K3PO4 + H2O(l) =>
H3PO4 + 3 KOH = K3PO4 + 3 H2O(l)
Rb(NO3) + BeF2 = Be(NO3)2 + RbF =>
2 Rb(NO3) + BeF2 = Be(NO3)2 + 2 RbF
C2H3O3 + Na2CO3 = C2H2O3Na + CO2 + H2O =>
2 C2H3O3 + Na2CO3 = 2 C2H2O3Na + CO2 + H2O
Li + O2 = Li2O =>
4 Li + O2 = 2 Li2O
Cr2(SO4)3 + Mg(OH)2 = Cr(OH)3 + Mg2(SO4)2 =>
2 Cr2(SO4)3 + 6 Mg(OH)2 = 4 Cr(OH)3 + 3 Mg2(SO4)2
Li3PO4(aq) + Mg(NO3)2(aq) = Mg3(PO4)2(s) + LiNO3(aq) =>
2 Li3PO4(aq) + 3 Mg(NO3)2(aq) = Mg3(PO4)2(s) + 6 LiNO3(aq)
CH3CH2CH(CH3)2 + Br2 = CH3CH2CH(CH3)2Br =>
2 CH3CH2CH(CH3)2 + Br2 = 2 CH3CH2CH(CH3)2Br
N2O5(g) + H2O = HNO3(aq) =>
N2O5(g) + H2O = 2 HNO3(aq)
ZnBr2(aq) + Na2S(aq) = ZnS(s) + NaBr(aq) =>
ZnBr2(aq) + Na2S(aq) = ZnS(s) + 2 NaBr(aq)
CaCl2 + Be(OH)2 = Ca(OH)2 + BeCl2 =>
CaCl2 + Be(OH)2 = Ca(OH)2 + BeCl2
KMnO4 + Br + H2SO4 = MnSO4 + KBrO3 + H2O =>
KMnO4 + Br + H2SO4 = MnSO4 + KBrO3 + H2O
HClO4 + Cd = CdClO4 + H2 =>
2 HClO4 + 2 Cd = 2 CdClO4 + H2
C10H23 + O2 = CO2 + H2O =>
4 C10H23 + 63 O2 = 40 CO2 + 46 H2O
H2SO3 + HNO2 = H2SO4 + NO + H2O =>
H2SO3 + 2 HNO2 = H2SO4 + 2 NO + H2O
Fe{+3} + PO4{-3} = FePO4 =>
Fe{+3} + PO4{-3} = FePO4
K2CO3 + CaCl2 = K2Cl2 + CaCO3 =>
K2CO3 + CaCl2 = K2Cl2 + CaCO3
C6H12O6 + NaOH = C6H12O7 + H2O + Na =>
C6H12O6 + 2 NaOH = C6H12O7 + H2O + 2 Na
Cl2 + SO2 + H2O = HCl + H2SO4 =>
Cl2 + SO2 + 2 H2O = 2 HCl + H2SO4
N02 + O2 + H2O = HNO3 =>
2 N02 + 5 O2 + 2 H2O = 4 HNO3
COOH(CH2)4COOH + NH2(CH2)6NH2 = COOH(CH2)4CONH(CH2)6NH2 + H2O =>
COOH(CH2)4COOH + NH2(CH2)6NH2 = COOH(CH2)4CONH(CH2)6NH2 + H2O
Ag2O + Co = Ag + Co(O)3 =>
3 Ag2O + Co = 6 Ag + Co(O)3
Mg + AlCl3 = MgCl2 + Al =>
3 Mg + 2 AlCl3 = 3 MgCl2 + 2 Al
H3PO4 + OH = PO4 + H2O =>
H3PO4 + 3 OH = PO4 + 3 H2O
Hg2(NO3)2 + NH4OH = Hg2(OH)2 + NH4NO3 =>
Hg2(NO3)2 + 2 NH4OH = Hg2(OH)2 + 2 NH4NO3
Zn + HNO3 = NO2 + ZnOH =>
Zn + HNO3 = NO2 + ZnOH
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| Équations équilibrées la veille |
Équations équilibrées sur10/15/24
Équations équilibrées sur11/14/23
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