| Équations équilibrées la veille |
K2SO3 + 2 HNO2 = 2 KNO2 + H2O + SO2
HgS + H2O = H2 + Hg + SO2 =>
HgS + 2 H2O = 2 H2 + Hg + SO2
N + Fe2(SO4)3 = N2(SO4)5 + Fe =>
6 N + 5 Fe2(SO4)3 = 3 N2(SO4)5 + 10 Fe
MgOH + HNO3 = Mg(NO3) + HOH =>
MgOH + HNO3 = Mg(NO3) + HOH
Nd2(CO3)3*8H2O = Nd2O3 + CO2 + H2O =>
Nd2(CO3)3*8H2O = Nd2O3 + 3 CO2 + 8 H2O
Na2S + K2CO3 = Na2CO3 + K2S =>
Na2S + K2CO3 = Na2CO3 + K2S
BaN6 + P3N5 + NH4Cl = BaHP6N11 + BaCl2 + N2 =>
9 BaN6 + 16 P3N5 + 2 NH4Cl = 8 BaHP6N11 + BaCl2 + 24 N2
HCOH + Ag(NH3)2OH = CO2 + Ag + NH3 + H2O =>
HCOH + 4 Ag(NH3)2OH = CO2 + 4 Ag + 8 NH3 + 3 H2O
Co(NO3)2(aq) + NaCl(aq) = CoCl2 + Na(NO3)(aq) =>
Co(NO3)2(aq) + 2 NaCl(aq) = CoCl2 + 2 Na(NO3)(aq)
Ca(s) + H2SO4(aq) = CaSO3 + H2O =>
Ca(s) + H2SO4(aq) = CaSO3 + H2O
Ag + L2 = AgL =>
2 Ag + L2 = 2 AgL
F2 + AlCl3 = AlF3 + Cl2 =>
3 F2 + 2 AlCl3 = 2 AlF3 + 3 Cl2
HNO3 + S + BaCl2 = Ba2SO4 + HCl + NO2 =>
4 HNO3 + S + 2 BaCl2 = Ba2SO4 + 4 HCl + 4 NO2
CuCO3 + NH3 = CuNH3 + CO3 =>
CuCO3 + NH3 = CuNH3 + CO3
Pb(C2H3O2)2 + AgNO3 = Pb(NO3)2 + AgC2H3O2 =>
Pb(C2H3O2)2 + 2 AgNO3 = Pb(NO3)2 + 2 AgC2H3O2
I2 + NaF = IF + Na =>
I2 + 2 NaF = 2 IF + 2 Na
C6H4(OH)COOH + CH3COOH = C9H8O4 =>
10 C6H4(OH)COOH + CH3COOH = 8 C9H8O4
NaHCO3 + H(C2H3O2) = Na(C2H3O2) + H2CO3 =>
NaHCO3 + H(C2H3O2) = Na(C2H3O2) + H2CO3
Ca(H2PO4)2 + NaHCO3 = Ca3(PO4)2 + Na2HPO4 + CO2 + H2O =>
3 Ca(H2PO4)2 + 8 NaHCO3 = Ca3(PO4)2 + 4 Na2HPO4 + 8 CO2 + 8 H2O
C8H + O2 = CO2 + H2O =>
4 C8H + 33 O2 = 32 CO2 + 2 H2O
C4H9COOH + OH = C4H9COO + H2O =>
C4H9COOH + OH = C4H9COO + H2O
CH3C(CH3)CH2 + KMnO4 + H2O = (CH3)2C(OH)C(OH)(CH3)2 + MnO2 + KOH =>
9 CH3C(CH3)CH2 + 4 KMnO4 + 8 H2O = 6(CH3)2C(OH)C(OH)(CH3)2 + 4 MnO2 + 4 KOH
Mg + HCl(aq) = MgCl2 + H =>
Mg + 2 HCl(aq) = MgCl2 + 2 H
CH4 + NO2 = CH4NO2 =>
CH4 + NO2 = CH4NO2
KHCO3 + BaCl2 = KCl + Ba(HCO3)2 =>
2 KHCO3 + BaCl2 = 2 KCl + Ba(HCO3)2
Al + Hg(NO3)2 = Al(NO3)3 + Hg =>
2 Al + 3 Hg(NO3)2 = 2 Al(NO3)3 + 3 Hg
MnO4(aq) + NO2(aq) = MnO2(s) + NO3(aq) =>
MnO4(aq) + 2 NO2(aq) = MnO2(s) + 2 NO3(aq)
NaCl + MnO2 + H2SO4 = Cl2 + H2O + MnSO4 + Na2SO4 =>
2 NaCl + MnO2 + 2 H2SO4 = Cl2 + 2 H2O + MnSO4 + Na2SO4
Ca + Na = Ca3Na2 =>
3 Ca + 2 Na = Ca3Na2
NaCl + Pb(C2H3OH)2 = NaC2H3OH + PbCl2(s) =>
2 NaCl + Pb(C2H3OH)2 = 2 NaC2H3OH + PbCl2(s)
CuCl2 + Al2O3 = AlCl3 + Cu + O2 =>
6 CuCl2 + 2 Al2O3 = 4 AlCl3 + 6 Cu + 3 O2
C2H6O + O2(g) = CO2 + H2O(g) =>
C2H6O + 3 O2(g) = 2 CO2 + 3 H2O(g)
Zn + H2SO4 + K3[Fe(CN)6] = Zn3[Fe(CN)6]2 + K2SO4 + H2 =>
3 Zn + 3 H2SO4 + 2 K3[Fe(CN)6] = Zn3[Fe(CN)6]2 + 3 K2SO4 + 3 H2
KNo2 + HMnO4 + H2O = KNo3 + MnO2 + KOH =>
9 KNo2 + HMnO4 + H2O = 6 KNo3 + MnO2 + 3 KOH
KI + KCIO3 + H2SO4 = I2 + KCI + K2SO4 + H2O =>
6 KI + KCIO3 + 3 H2SO4 = 3 I2 + KCI + 3 K2SO4 + 3 H2O
CH3CH2OH + H2O2 = CH3COOH + H2O =>
CH3CH2OH + 2 H2O2 = CH3COOH + 3 H2O
Ca(ClO3)2 = CaCl2 + O2 =>
Ca(ClO3)2 = CaCl2 + 3 O2
H3PO4(aq) + Ba(OH)2(aq) = Ba3(PO4)2 + H2O =>
2 H3PO4(aq) + 3 Ba(OH)2(aq) = Ba3(PO4)2 + 6 H2O
Zn2S + O2 = Zn + SO2 =>
Zn2S + O2 = 2 Zn + SO2
NH3(g) + O2(g) + CH4(g) = HCN(aq) + H2O(l) =>
2 NH3(g) + 3 O2(g) + 2 CH4(g) = 2 HCN(aq) + 6 H2O(l)
Sn + KOH = K2SnO2 + H2 =>
Sn + 2 KOH = K2SnO2 + H2
ZnO + N2O3 = Zn(NO2)2 =>
ZnO + N2O3 = Zn(NO2)2
NaNH2 + HCl = NaCl + NH3 =>
NaNH2 + HCl = NaCl + NH3
BaCl2 + Pb(SO4)2 = Ba(SO4) + PbCl4 =>
2 BaCl2 + Pb(SO4)2 = 2 Ba(SO4) + PbCl4
Fe + SO3 = Fe(SO3) =>
Fe + SO3 = Fe(SO3)
N2O3 + NaOH = NaNO2 + H2O =>
N2O3 + 2 NaOH = 2 NaNO2 + H2O
H + N + O = HNO2 =>
H + N + 2 O = HNO2
CuFeS2 + Cu = CuS + Fe =>
CuFeS2 + Cu = 2 CuS + Fe
Hg + SCN = HgSCN =>
Hg + SCN = HgSCN
CuSO3 = Cu + SO3 =>
CuSO3 = Cu + SO3
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Équations équilibrées sur10/26/24
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