| Équations équilibrées la veille |
2 Al(NO3)3 + 3 Na2CO3 = Al2(CO3)3 + 6 NaNO3
Cl2 + (NH4)2SO4 = NH4Cl + Cl2SO4 =>
2 Cl2 + (NH4)2SO4 = 2 NH4Cl + Cl2SO4
(NH4)2CO3 + MgSO4 = (NH4)2SO4 + MgCO3 =>
(NH4)2CO3 + MgSO4 = (NH4)2SO4 + MgCO3
PbBr2 + HCl = HBr + PbCl2 =>
PbBr2 + 2 HCl = 2 HBr + PbCl2
SNO2 + C = SN + CO2 =>
SNO2 + C = SN + CO2
Al + Cr2O3 = Al2O3 + Cr =>
2 Al + Cr2O3 = Al2O3 + 2 Cr
HMnO4 + AsH2 + H2SO4 = H3AsO4 + MnSO4 + H2O =>
7 HMnO4 + 5 AsH2 + 7 H2SO4 = 5 H3AsO4 + 7 MnSO4 + 8 H2O
C6H5OC2H5 + HBr = C6H5OH + C2H5Br =>
C6H5OC2H5 + HBr = C6H5OH + C2H5Br
CH3CH2CHCHCH3 + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + CH3(CO)CH2CH3 + H2O =>
12 CH3CH2CHCHCH3 + 5 K2Cr2O7 + 20 H2SO4 = 5 Cr2(SO4)3 + 5 K2SO4 + 15 CH3(CO)CH2CH3 + 20 H2O
CH4 + HONO2 = CH3NO2 + HOH =>
CH4 + HONO2 = CH3NO2 + HOH
HBrO + Na2S = H2O + S + NaBrO + NaBr =>
2 HBrO + Na2S = H2O + S + NaBrO + NaBr
CaCN2 + H2O = CaCO3 + NH3 =>
CaCN2 + 3 H2O = CaCO3 + 2 NH3
P4 + I2 = PI3 =>
P4 + 6 I2 = 4 PI3
AlOH + HCl = HOH + AlCl =>
AlOH + HCl = HOH + AlCl
C2H5NH2 + O2 = CO2 + H2O + N2 =>
4 C2H5NH2 + 15 O2 = 8 CO2 + 14 H2O + 2 N2
C4 + H = C3H8 =>
3 C4 + 32 H = 4 C3H8
Fe2O3(s) + CO(g) = Fe(s) + CO2(g) =>
Fe2O3(s) + 3 CO(g) = 2 Fe(s) + 3 CO2(g)
Al2O3 + Na2SO4 = Al + Na2SO7 =>
Al2O3 + Na2SO4 = 2 Al + Na2SO7
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
CBr4 + I2 = CI4 + Br2 =>
CBr4 + 2 I2 = CI4 + 2 Br2
Cr2O3 + Zn(OH)2 + O2 = (ZnOH)2CrO4 + H2O =>
2 Cr2O3 + 8 Zn(OH)2 + 3 O2 = 4(ZnOH)2CrO4 + 4 H2O
MgO + Al2O3 + SiO2 = Mg3Al2Si3O12 =>
3 MgO + Al2O3 + 3 SiO2 = Mg3Al2Si3O12
AgNO2 + CaCl2 = AgCl2 + CaNO2 =>
AgNO2 + CaCl2 = AgCl2 + CaNO2
MgSO4(s) + H2O(l) = H2SO4 + Mg(OH)2 =>
MgSO4(s) + 2 H2O(l) = H2SO4 + Mg(OH)2
SnF2 + H2O = HF + Sn(OH)2 =>
SnF2 + 2 H2O = 2 HF + Sn(OH)2
Cu(NO3)2(aq) + Na2SO4 = CuSO4 + NaNO3 =>
Cu(NO3)2(aq) + Na2SO4 = CuSO4 + 2 NaNO3
Na[Al(OH)4] + Na2SO4 = Al2(SO4)3 + NaOH =>
2 Na[Al(OH)4] + 3 Na2SO4 = Al2(SO4)3 + 8 NaOH
Al2(SO4)3 + Ca(HCO3)2 = CaSO4 + CO2 + Al(OH)3 =>
Al2(SO4)3 + 3 Ca(HCO3)2 = 3 CaSO4 + 6 CO2 + 2 Al(OH)3
BaCO3 + H3PO4 = Ba3(PO4)2 + H2CO3 =>
3 BaCO3 + 2 H3PO4 = Ba3(PO4)2 + 3 H2CO3
HF + BaCl2 = HCl + BaF2 =>
2 HF + BaCl2 = 2 HCl + BaF2
Sn + NaOH = Na2SnO2 + H2 =>
Sn + 2 NaOH = Na2SnO2 + H2
Ca + Cd{+2} = Ca{+2} + Cd =>
Ca + Cd{+2} = Ca{+2} + Cd
KMnO4 + C6H12O6 = MnO2 + C3H4O3 + KOH + H2O =>
4 KMnO4 + 3 C6H12O6 = 4 MnO2 + 6 C3H4O3 + 4 KOH + 4 H2O
NaCl + NaClO3 + H2SO4 = Cl2 + Na2SO4 + H2O =>
5 NaCl + NaClO3 + 3 H2SO4 = 3 Cl2 + 3 Na2SO4 + 3 H2O
NH3 = N2 + H2 =>
2 NH3 = N2 + 3 H2
CdO + Mg = CdMg + O2 =>
2 CdO + 2 Mg = 2 CdMg + O2
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
H{+} + C6H10O + H2CrO4 = C6H10O2 + Cr{+3} + H2O =>
6 H{+} + 3 C6H10O + 2 H2CrO4 = 3 C6H10O2 + 2 Cr{+3} + 5 H2O
K + H2O = H2 + KOH =>
2 K + 2 H2O = H2 + 2 KOH
Zn + Ni(ClO4)2 = ZnClO4 + Ni =>
2 Zn + Ni(ClO4)2 = 2 ZnClO4 + Ni
MgSO4 + (NH4)OH = Mg(OH)2 + (NH4)2SO4 =>
MgSO4 + 2(NH4)OH = Mg(OH)2 + (NH4)2SO4
HCL(aq) + NAOH(aq) = H2O(l) + NACL(aq) =>
HCL(aq) + NAOH(aq) = H2O(l) + NACL(aq)
MgSO4 + (NH4)OH = Mg(OH)2 + (NH4)2SO4 =>
MgSO4 + 2(NH4)OH = Mg(OH)2 + (NH4)2SO4
Na3Po4(aq) + HCl(aq) = NaCl + H3Po4 =>
Na3Po4(aq) + 3 HCl(aq) = 3 NaCl + H3Po4
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Na3N = Na + N =>
Na3N = 3 Na + N
He + O2 = He2O8 =>
2 He + 4 O2 = He2O8
[Cr(OH)6]{2-} + (O2){2-} = (CrO4){2-} + (OH){-} + H2O =>
[Cr(OH)6]{2-} + (O2){2-} = (CrO4){2-} + 2(OH){-} + 2 H2O
Sn + KOH = K2SnO2 + H2 =>
Sn + 2 KOH = K2SnO2 + H2
NO + OH{-} + Br2 = NO3{-} + Br{-} + H2O =>
2 NO + 8 OH{-} + 3 Br2 = 2 NO3{-} + 6 Br{-} + 4 H2O
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Équations équilibrées sur10/19/24
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