| Équations équilibrées la veille |
5 Mg + 12 HNO3 = 5 Mg(NO3)2 + N2 + 6 H2O
AgNO3 + Pb(NO3)2 = Ag(NO3)2 + NO3Pb =>
AgNO3 + Pb(NO3)2 = Ag(NO3)2 + NO3Pb
C6H12N4 + O2 = CO2 + N2O5 + H2O =>
C6H12N4 + 14 O2 = 6 CO2 + 2 N2O5 + 6 H2O
U2(SO3)3 + Sr3(PO4)2 = UPO4 + SrSO3 =>
U2(SO3)3 + Sr3(PO4)2 = 2 UPO4 + 3 SrSO3
(CoCl2)(H2O)6 + NH4Cl + NH3 + H2O2 = (Co(NH3)5Cl)Cl2 + H2O =>
2(CoCl2)(H2O)6 + 2 NH4Cl + 8 NH3 + H2O2 = 2(Co(NH3)5Cl)Cl2 + 14 H2O
Sn + NaHO = Na2SnO2 + H2 =>
Sn + 2 NaHO = Na2SnO2 + H2
(NH4)2CO3 = NH3 + H2O + CO2 =>
(NH4)2CO3 = 2 NH3 + H2O + CO2
CH3CH2CH2CH2OH + Cr2O7{-2} + H{+} = CH3CH2CH2COOH + Cr{+3} + H2O =>
3 CH3CH2CH2CH2OH + 2 Cr2O7{-2} + 16 H{+} = 3 CH3CH2CH2COOH + 4 Cr{+3} + 11 H2O
CuSO4(aq) + NaOH(aq) = Cu(OH)2 + Na2(SO4) =>
CuSO4(aq) + 2 NaOH(aq) = Cu(OH)2 + Na2(SO4)
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
HBr + KOH = H2O(l) + KBr =>
HBr + KOH = H2O(l) + KBr
CS2 + O2 = CO2 + SO2 =>
CS2 + 3 O2 = CO2 + 2 SO2
PbNO3(ac) + KL(ac) = KNO3(ac) + PbL =>
PbNO3(ac) + KL(ac) = KNO3(ac) + PbL
RbCl + H2SO4 = H2S + Cl2 + RbSO4 + H2O =>
4 RbCl + 5 H2SO4 = H2S + 2 Cl2 + 4 RbSO4 + 4 H2O
ZnO + KO = KZnO2 =>
ZnO + KO = KZnO2
K2CO3 + CdCl2 = CdCO3 + KCl =>
K2CO3 + CdCl2 = CdCO3 + 2 KCl
Mn2O3 + Ca(ClO)2 + KOH = K2MnO4 + CaCl2 + H2O =>
2 Mn2O3 + 3 Ca(ClO)2 + 8 KOH = 4 K2MnO4 + 3 CaCl2 + 4 H2O
H2O2(s) = H2O + O2 =>
2 H2O2(s) = 2 H2O + O2
Al(g) + HNO3 = Al6NO3 + H6 =>
36 Al(g) + 6 HNO3 = 6 Al6NO3 + H6
CH3COOH + Na2CO3 = CH3COONa + CO2H2O =>
2 CH3COOH + Na2CO3 = 2 CH3COONa + CO2H2O
H2O + O2 = HO2 =>
2 H2O + 3 O2 = 4 HO2
C4H10 + Br = HBr + C =>
C4H10 + 10 Br = 10 HBr + 4 C
C + S8 = CS2 =>
4 C + S8 = 4 CS2
CH3CH2NH2 + CH3Cl = (CH3)2CH2NH2Cl =>
CH3CH2NH2 + CH3Cl = (CH3)2CH2NH2Cl
NH4OH(aq)HBr(aq) = H2O(l)NH4Br(aq) =>
NH4OH(aq)HBr(aq) = H2O(l)NH4Br(aq)
Pb(NO3)2 + NH4Cl = NH4 + (NO3)2 + PbCl2 =>
Pb(NO3)2 + 2 NH4Cl = 2 NH4 + (NO3)2 + PbCl2
NI(OH)2 + HClO4 = NI(ClO4)2 + H2O =>
NI(OH)2 + 2 HClO4 = NI(ClO4)2 + 2 H2O
Ca(IO3)2 + KI + HCl = CaCl2 + I2 + H2O + KCl2 =>
2 Ca(IO3)2 + 10 KI + 24 HCl = 2 CaCl2 + 7 I2 + 12 H2O + 10 KCl2
KCl + Ag{2}CO{3} = K{2}CO{3} + AgCl =>
KCl + Ag{2}CO{3} = K{2}CO{3} + AgCl
Zn + ClO + H = Zn(OH)2 + Cl2 =>
Zn + 2 ClO + 2 H = Zn(OH)2 + Cl2
Al2(SO4)3(aq) + BaI2(aq) = AlI3(aq) + BaSO4(s) =>
Al2(SO4)3(aq) + 3 BaI2(aq) = 2 AlI3(aq) + 3 BaSO4(s)
F + NaOH = Na(F)2 + O + H2O =>
4 F + 2 NaOH = 2 Na(F)2 + O + H2O
MnO4{-} + C2O4{2-} + H{+} = Mn{2+} + CO2 + H2O =>
2 MnO4{-} + 5 C2O4{2-} + 16 H{+} = 2 Mn{2+} + 10 CO2 + 8 H2O
Fe + O3 + H2 = Fe(OH)2 =>
3 Fe + 2 O3 + 3 H2 = 3 Fe(OH)2
Fe2O3 + C = CO + Fe =>
Fe2O3 + 3 C = 3 CO + 2 Fe
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
Au + N2O3 = AuNO3 + NO =>
Au + 2 N2O3 = AuNO3 + 3 NO
NaI + BI3 = NaI4B =>
NaI + BI3 = NaI4B
PCl5 + O2 = POCl3 + Cl2 =>
2 PCl5 + O2 = 2 POCl3 + 2 Cl2
Cr(OH)2 = CrO + H2O =>
Cr(OH)2 = CrO + H2O
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
HNO3 + H2O = NH4OH + O2 =>
HNO3 + 2 H2O = NH4OH + 2 O2
Ba(OH)2 = BaO + H2O =>
Ba(OH)2 = BaO + H2O
K4[Fe(SCN)6] + K2Cr2O7 + H2SO4 = Fe2(SO4)3 + Cr2(SO4)3 + CO2 + H2O + K2SO4 + KNO =>
6 K4[Fe(SCN)6] + 73 K2Cr2O7 + 259 H2SO4 = 3 Fe2(SO4)3 + 73 Cr2(SO4)3 + 36 CO2 + 259 H2O + 67 K2SO4 + 36 KNO
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
SF4 + H2O = H2SO3 + HF =>
SF4 + 3 H2O = H2SO3 + 4 HF
H2O2 + Ni{2+} = O2 + Ni + H{+} =>
H2O2 + Ni{2+} = O2 + Ni + 2 H{+}
C17H35COOHNaOH = C17H35COONaOHH =>
C17H35COOHNaOH = C17H35COONaOHH
Fe + HNO3 = Fe(NO3)3 + NO + H2O =>
Fe + 4 HNO3 = Fe(NO3)3 + NO + 2 H2O
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