| Équations équilibrées la veille |
5 Zn + 2 B = Zn5B2
Cl2 + Na2S2O3 + H2O = HCl + H2SO4 + NaCl =>
4 Cl2 + Na2S2O3 + 5 H2O = 6 HCl + 2 H2SO4 + 2 NaCl
SO2 + KMnO4 + H2O = MnSO4 + K5SO2 + H2SO4 =>
16 SO2 + 5 KMnO4 + 10 H2O = 5 MnSO4 + K5SO2 + 10 H2SO4
NaF + FeCl3 = FeF3 + NaCl =>
3 NaF + FeCl3 = FeF3 + 3 NaCl
MgBr2 = Mg + Br22 =>
11 MgBr2 = 11 Mg + Br22
Ca + Nb2O5 = CaO + Nb =>
5 Ca + Nb2O5 = 5 CaO + 2 Nb
S + Si = SSi =>
S + Si = SSi
CF24 + Br2 = CBr4 + F2 =>
CF24 + 2 Br2 = CBr4 + 12 F2
Al + H2S = Al2S3 + H =>
2 Al + 3 H2S = Al2S3 + 6 H
S2 + KOH = H2O + KSO4 + KS =>
4 S2 + 8 KOH = 4 H2O + KSO4 + 7 KS
Cl2 = Cl8 =>
4 Cl2 = Cl8
(CH3COO)2Mg + HNO3 = Mg(NO3)2 + CH3COOH =>
(CH3COO)2Mg + 2 HNO3 = Mg(NO3)2 + 2 CH3COOH
W + Cu2O = Cu + WO2 =>
W + 2 Cu2O = 4 Cu + WO2
AgNO3 + Na3PO4 = Ag3PO4 + NaNO3() =>
3 AgNO3 + Na3PO4 = Ag3PO4 + 3 NaNO3()
Li2S + MgCl2 = LiCl + Mg2S2 =>
2 Li2S + 2 MgCl2 = 4 LiCl + Mg2S2
NaClO4 + NaBr + H2SO4 = Br2 + Na2SO4 + H2O + ClO2 =>
2 NaClO4 + 6 NaBr + 4 H2SO4 = 3 Br2 + 4 Na2SO4 + 4 H2O + 2 ClO2
HCl + MgC2O4 = MgCl2 + H2C2O4 =>
2 HCl + MgC2O4 = MgCl2 + H2C2O4
C8H5NO3 + C4H11NO = C11H14N2O + CO + O2 =>
4 C8H5NO3 + 2 C4H11NO = 3 C11H14N2O + 7 CO + 2 O2
CH3CH2CH2OH + H2O = CO2 + H =>
CH3CH2CH2OH + 5 H2O = 3 CO2 + 18 H
C + H2 = C3H8 =>
3 C + 4 H2 = C3H8
SnSO4 + KMnO4 + H2SO4 = Sn(SO4)2 + MnSO + K2SO4 + H2O =>
11 SnSO4 + 2 KMnO4 + 14 H2SO4 = 11 Sn(SO4)2 + 2 MnSO + K2SO4 + 14 H2O
MnBr2 + Na2CO3 = MnCO3 + Br2Na2 =>
MnBr2 + Na2CO3 = MnCO3 + Br2Na2
KIO3 + H2SO4 + Na3SO3 = H2O + Na2SO4 + K2SO4 + I =>
6 KIO3 + 8 H2SO4 + 10 Na3SO3 = 8 H2O + 15 Na2SO4 + 3 K2SO4 + 6 I
V2O5 + C2H5OH + H2SO4 = VOSO4 + CH3CHO + H2O =>
V2O5 + C2H5OH + 2 H2SO4 = 2 VOSO4 + CH3CHO + 3 H2O
Al + C = C3Al =>
Al + 3 C = C3Al
SnO2*14H2O + NaOH = Na2[Sn(OH)6] + H2O =>
SnO2*14H2O + 2 NaOH = Na2[Sn(OH)6] + 12 H2O
CO2HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 CO2HCl + CaCO3 = CaCl2 + H2O + 3 CO2
Ni(NO3)2 + NH4SCN = (NH4)2(Ni(SCN)4) + NH4NO3 =>
Ni(NO3)2 + 4 NH4SCN = (NH4)2(Ni(SCN)4) + 2 NH4NO3
CH2OHCHNH2COOH + O2 = CO2 + H2O + N2 =>
4 CH2OHCHNH2COOH + 13 O2 = 12 CO2 + 14 H2O + 2 N2
MnO4 + SO2 = MnO2 + SO4 =>
MnO4 + SO2 = MnO2 + SO4
KMnO4 + H2SO4 + H2C2O4 = Mn2SO4 + CO2 + H2O + K2SO4 =>
2 KMnO4 + 2 H2SO4 + 6 H2C2O4 = Mn2SO4 + 12 CO2 + 8 H2O + K2SO4
Cd(OH)2 + H3(PO4) = Cd3(PO4)2 + H2O =>
3 Cd(OH)2 + 2 H3(PO4) = Cd3(PO4)2 + 6 H2O
Ca2H6 + O = H2O + CaO2 =>
Ca2H6 + 7 O = 3 H2O + 2 CaO2
CH3COOH + Ca = Ca(CH3COO)2 + H2 =>
2 CH3COOH + Ca = Ca(CH3COO)2 + H2
O2 + Na + C = Na2CO3 =>
3 O2 + 4 Na + 2 C = 2 Na2CO3
K2CO3 + H2SO4 = K2SO4 + H2O + CO2 =>
K2CO3 + H2SO4 = K2SO4 + H2O + CO2
Ba(Cl)2 + Al2(SO4)3 = Ba2(SO4)2 + Al(Cl3) =>
6 Ba(Cl)2 + 2 Al2(SO4)3 = 3 Ba2(SO4)2 + 4 Al(Cl3)
(PbCO3) = Pb(oh)3 + CO3 =>
3(PbCO3) = Pb(oh)3 + 3 CO3
MnO(OH)2 + Mn{2+} + H3O{+} = Mn{3+} + H2O =>
MnO(OH)2 + Mn{2+} + 4 H3O{+} = 2 Mn{3+} + 7 H2O
Co + HL = H2 + CoL3 =>
2 Co + 6 HL = 3 H2 + 2 CoL3
SiCl4 + Al = Si + Al2Cl2 =>
SiCl4 + 4 Al = Si + 2 Al2Cl2
KNO3 + H2SO4 = HNO3 + K2SO4 =>
2 KNO3 + H2SO4 = 2 HNO3 + K2SO4
KI + Hg2(NO3)2 = KNO3(aq) + Hg + I2 =>
2 KI + Hg2(NO3)2 = 2 KNO3(aq) + 2 Hg + I2
C = CCCCCCCCCCC =>
11 C = CCCCCCCCCCC
HI + AgNO3 = HIAgNO3 =>
HI + AgNO3 = HIAgNO3
C6H4N2O5 + Zn + HCl = C6H10ON2Cl2 + ZnCl2 + H2O =>
C6H4N2O5 + 6 Zn + 14 HCl = C6H10ON2Cl2 + 6 ZnCl2 + 4 H2O
AIOH3 + H2SO4 = AISO4 + H2OH3 =>
AIOH3 + H2SO4 = AISO4 + H2OH3
Al + K2Cr2O7 + H2SO4 = Cr2(SO4) + Al(SO4) + K2(SO4) + H2O =>
5 Al + K2Cr2O7 + 7 H2SO4 = Cr2(SO4) + 5 Al(SO4) + K2(SO4) + 7 H2O
C57H98O6 + NaOH = NaC57H98O6 + HO =>
C57H98O6 + NaOH = NaC57H98O6 + HO
Sb2S3 + (NH4)2S3 = (NH4)3SbS4 + S =>
Sb2S3 + 3(NH4)2S3 = 2(NH4)3SbS4 + 4 S
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Équations équilibrées sur11/23/24
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