| Équations équilibrées la veille | Équations équilibrées le lendemain |
NaBrO3 + 6 HBr = NaBr + 3 Br2 + 3 H2O
PB(No3)2 + KI = PBI2 + KNo3 =>
PB(No3)2 + 2 KI = PBI2 + 2 KNo3
KMNO4 + HCl = KCl + MNCl2 + H2O + Cl2 =>
2 KMNO4 + 16 HCl = 2 KCl + 2 MNCl2 + 8 H2O + 5 Cl2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
K2Cr2O4 + H2SO4 = K2SO4 + Cr2(SO4)3 + H20 + O2 =>
5 K2Cr2O4 + 20 H2SO4 = 5 K2SO4 + 5 Cr2(SO4)3 + 2 H20 + 10 O2
P2O3 + HBRO3 + H2O = H3PO4 + HBR =>
3 P2O3 + 2 HBRO3 + 9 H2O = 6 H3PO4 + 2 HBR
Na(s) + S(s) = Na2S =>
2 Na(s) + S(s) = Na2S
CaO + CO2 = CaCO3 =>
CaO + CO2 = CaCO3
PBS + O2 = PBO + SO2 =>
2 PBS + 3 O2 = 2 PBO + 2 SO2
Ba(OH)2 + HCl = BaCl2 + H2O =>
Ba(OH)2 + 2 HCl = BaCl2 + 2 H2O
Na(s) + S(s) = Na2S =>
2 Na(s) + S(s) = Na2S
AgNO3 + Cal2 = Cal(NO3)2 + Ag =>
4 AgNO3 + Cal2 = 2 Cal(NO3)2 + 4 Ag
K + Ca(NO3)2 = Ca + KNO3 =>
2 K + Ca(NO3)2 = Ca + 2 KNO3
Ca + NdF3 = Nd + CaF2 =>
3 Ca + 2 NdF3 = 2 Nd + 3 CaF2
AlCl3 + Na2S = Al2S3 + NaCl =>
2 AlCl3 + 3 Na2S = Al2S3 + 6 NaCl
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
Pb + H2SO4 = PbSO4 + H2 =>
Pb + H2SO4 = PbSO4 + H2
Rb + HNO3 = RbNO3 + NH3 + H2O =>
8 Rb + 9 HNO3 = 8 RbNO3 + NH3 + 3 H2O
SCl = SCl =>
SCl = SCl
N2H4 + H2O2 = N2 + H2O =>
N2H4 + 2 H2O2 = N2 + 4 H2O
H2O + K2O = KOH =>
H2O + K2O = 2 KOH
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
SO2 + NaOH = Na2SO3 + H2O =>
SO2 + 2 NaOH = Na2SO3 + H2O
Fe3O4 + C = CO2 + Fe =>
Fe3O4 + 2 C = 2 CO2 + 3 Fe
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
CrCl3 + Br2 + KOH = K2CrO4 + KBr + KCl + H2O =>
2 CrCl3 + 3 Br2 + 16 KOH = 2 K2CrO4 + 6 KBr + 6 KCl + 8 H2O
MGSO4 + HCL = MGCL + HSO4 =>
MGSO4 + HCL = MGCL + HSO4
Na2S + KMnO4 + NaOH = K2MnO4 + Na2MnO4 + K2SO4 + H2O =>
Na2S + 8 KMnO4 + 8 NaOH = 3 K2MnO4 + 5 Na2MnO4 + K2SO4 + 4 H2O
C3H3O + C4H10O = C6H13O + CH3OH =>
3 C3H3O + 23 C4H10O = 15 C6H13O + 11 CH3OH
Li2O + H2O = LiOH =>
Li2O + H2O = 2 LiOH
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
H2O + Zn = ZnO + H2 =>
H2O + Zn = ZnO + H2
C2H7N + O2 = CO2 + H2O + NO =>
4 C2H7N + 17 O2 = 8 CO2 + 14 H2O + 4 NO
PbO2 + H2O = Pb(HO)4 =>
PbO2 + 2 H2O = Pb(HO)4
C2H4 + HCL = C2H4HCL =>
C2H4 + HCL = C2H4HCL
Mg + N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
KMnO4 + KI + H2SO4 = MnO2 + I2 + K2SO4 + H2O =>
2 KMnO4 + 6 KI + 4 H2SO4 = 2 MnO2 + 3 I2 + 4 K2SO4 + 4 H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
SiO2 + C2 = SiC + CO =>
2 SiO2 + 3 C2 = 2 SiC + 4 CO
Fe2(SO4)3 + KOH = K2SO4 + Fe(OH)3 =>
Fe2(SO4)3 + 6 KOH = 3 K2SO4 + 2 Fe(OH)3
Na + HNO3 = N2O + NaHO3 + H2O =>
8 Na + 10 HNO3 = 5 N2O + 8 NaHO3 + H2O
CH3OH7 + O2 = CO2 + H20 =>
2 CH3OH7 + O2 = 2 CO2 + H20
S2 + O2 = SO2 =>
S2 + 2 O2 = 2 SO2
Ba + O = BaO =>
Ba + O = BaO
I5O2 + H2O = H2I5O3 =>
I5O2 + H2O = H2I5O3
KMnO4 + KI + H2SO4 = MnSO4 + I2 + K2SO4 + H2O =>
2 KMnO4 + 10 KI + 8 H2SO4 = 2 MnSO4 + 5 I2 + 6 K2SO4 + 8 H2O
Al(OH)3 + Na = NaAlO3 + H2 =>
2 Al(OH)3 + 2 Na = 2 NaAlO3 + 3 H2
Fe2 + O2 = Fe2O3 =>
2 Fe2 + 3 O2 = 2 Fe2O3
C2H4 + HCL = C2H4HCL =>
C2H4 + HCL = C2H4HCL
H2S + H2O + Br2 = H2SO4 + HBr =>
H2S + 4 H2O + 4 Br2 = H2SO4 + 8 HBr
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/21/17
Équations équilibrées sur12/21/16
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