| Équations équilibrées la veille |
2 Au + 3 S = Au2S3
Pb(s) + AgNO3(ag) = Pb(NO3)2 + Ag(s) =>
Pb(s) + 2 AgNO3(ag) = Pb(NO3)2 + 2 Ag(s)
C9H13N + O2 = CO2 + H2O + N2 =>
4 C9H13N + 49 O2 = 36 CO2 + 26 H2O + 2 N2
C6H10 + O2 = CO2 + H2O =>
2 C6H10 + 17 O2 = 12 CO2 + 10 H2O
H2S(aq) + NaOH(aq) = Na2S(aq) + H2O =>
H2S(aq) + 2 NaOH(aq) = Na2S(aq) + 2 H2O
NaOH(aq) + H2S(aq) = Na2S(aq) + H2O(l) =>
2 NaOH(aq) + H2S(aq) = Na2S(aq) + 2 H2O(l)
Ni + Cu = NiCu =>
Ni + Cu = NiCu
KCl(aq) + H2SO4(aq) = HCl(g) + K2SO4(aq) =>
2 KCl(aq) + H2SO4(aq) = 2 HCl(g) + K2SO4(aq)
Sr(OH)2 + CrCl3 = SrCl2 + Cr(OH)3 =>
3 Sr(OH)2 + 2 CrCl3 = 3 SrCl2 + 2 Cr(OH)3
CaCO3 + H{+} = Ca{+2} + CO2 + H2O =>
CaCO3 + 2 H{+} = Ca{+2} + CO2 + H2O
MgS + HNO3 = Mg(NO3)2 + H2S =>
MgS + 2 HNO3 = Mg(NO3)2 + H2S
Li + BaO = LiO2 + Ba =>
Li + 2 BaO = LiO2 + 2 Ba
Br2 + NO2 = N2O + OBr2 =>
3 Br2 + 2 NO2 = N2O + 3 OBr2
Cu2O + O2 = Cu2OO2 =>
Cu2O + O2 = Cu2OO2
Co(NO3)3(aq) + Na2S(aq) = Co2S3(s) + NaNO3(aq) =>
2 Co(NO3)3(aq) + 3 Na2S(aq) = Co2S3(s) + 6 NaNO3(aq)
H2SiF6 + H3PO4 = HF + Si3PO4 + F2 =>
6 H2SiF6 + 2 H3PO4 = 18 HF + 2 Si3PO4 + 9 F2
Au + S = AuS3 =>
Au + 3 S = AuS3
Au + S = Au2S3 =>
2 Au + 3 S = Au2S3
Li2(SO4) + Mg3(PO4)2 = Mg(SO4) + Li3(PO4) =>
3 Li2(SO4) + Mg3(PO4)2 = 3 Mg(SO4) + 2 Li3(PO4)
Au + S = SAu =>
Au + S = SAu
NaBrO4 = NaBr + O2 =>
NaBrO4 = NaBr + 2 O2
SnCl2 + NaOH = NaCl + Na[Sn(OH)3] =>
SnCl2 + 3 NaOH = 2 NaCl + Na[Sn(OH)3]
NaOH(aq) + H2S(aq) = Na2S(s) + H2O(l) =>
2 NaOH(aq) + H2S(aq) = Na2S(s) + 2 H2O(l)
KCl(aq) + H2SO4(aq) = K2SO4 + HCl =>
2 KCl(aq) + H2SO4(aq) = K2SO4 + 2 HCl
CCl4 + H2CCHCl = CH3CCl2CCl3 =>
CCl4 + H2CCHCl = CH3CCl2CCl3
MgS + HNO3 = H2SO3 + HNO2 + Mg(NO3)2 =>
MgS + 5 HNO3 = H2SO3 + 3 HNO2 + Mg(NO3)2
P + ArCl3 = PCl5 + Ar =>
3 P + 5 ArCl3 = 3 PCl5 + 5 Ar
Ag + SCN = AgSCN =>
Ag + SCN = AgSCN
NaBr + HCl + H2O2 = NaCl + Br2 + H2O =>
2 NaBr + 2 HCl + H2O2 = 2 NaCl + Br2 + 2 H2O
CaCO3 + H{+} = Ca{2+} + CO2 + H2O =>
CaCO3 + 2 H{+} = Ca{2+} + CO2 + H2O
NO2 + Br2 = N4Br10 + O2 =>
4 NO2 + 5 Br2 = N4Br10 + 4 O2
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
CO2 + Pb = PbO + C =>
CO2 + 2 Pb = 2 PbO + C
Ca(OH)2(s) = CaO(s) + H2O(g) =>
Ca(OH)2(s) = CaO(s) + H2O(g)
KOH(aq) + HF(aq) = HHO + KF =>
KOH(aq) + HF(aq) = HHO + KF
Si + O2 = SiO =>
2 Si + O2 = 2 SiO
Au + S = SAu =>
Au + S = SAu
Au + S = Au2S =>
2 Au + S = Au2S
KMn(O4) + Co(Cl2) + HCl = Co(Cl3) + KCl + Mn(Cl2) + (H2O) =>
KMn(O4) + 5 Co(Cl2) + 8 HCl = 5 Co(Cl3) + KCl + Mn(Cl2) + 4(H2O)
Na2Cr2O7 + H2SO4 = NaHSO4 + CrO3 + H2O =>
Na2Cr2O7 + 2 H2SO4 = 2 NaHSO4 + 2 CrO3 + H2O
H2S(aq) + NaOH(aq) = Na2S(aq) + H2O =>
H2S(aq) + 2 NaOH(aq) = Na2S(aq) + 2 H2O
Au + S = Au2S =>
2 Au + S = Au2S
H2SO4(aq) + KCl(aq) = HCl(aq) + K2SO4(s) =>
H2SO4(aq) + 2 KCl(aq) = 2 HCl(aq) + K2SO4(s)
Si(s) + O2(g) = SiO2 =>
Si(s) + O2(g) = SiO2
MgS + HNO3 = S + NO + Mg(NO3)2 + H2O =>
3 MgS + 8 HNO3 = 3 S + 2 NO + 3 Mg(NO3)2 + 4 H2O
CH3OH + KMnO4 + KOH = CH2O + K2MnO4 + H2O =>
CH3OH + 2 KMnO4 + 2 KOH = CH2O + 2 K2MnO4 + 2 H2O
CaCO3 + H{+} = Ca{2+} + H2CO3 =>
CaCO3 + 2 H{+} = Ca{2+} + H2CO3
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
Pb + CO2 = PbCO2 =>
Pb + CO2 = PbCO2
H2Ca + HCl = CaCl2 + H2 =>
H2Ca + 2 HCl = CaCl2 + 2 H2
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| Équations équilibrées la veille |
Équations équilibrées sur11/13/24
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