| Équations équilibrées la veille |
4 Fe + 4 HBr + O2 = 4 FeBr + 2 H2O
C2H6 = C2H4 + H2 =>
C2H6 = C2H4 + H2
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
C2H6O + O2 = CO2 + H2O =>
C2H6O + 3 O2 = 2 CO2 + 3 H2O
C(SO4) + O2 = CO2 + SO3 =>
2 C(SO4) + O2 = 2 CO2 + 2 SO3
Fe + C2H2O4 + H2O = Fe(C2O4)*2H2O + H =>
Fe + C2H2O4 + 2 H2O = Fe(C2O4)*2H2O + 2 H
U + Br2 = UBr6 =>
U + 3 Br2 = UBr6
Fe + Cl1 = FeCl6 =>
Fe + 6 Cl1 = FeCl6
Na2OHSO4 = Na2SO4 + OH =>
Na2OHSO4 = Na2SO4 + OH
O2 + KCI = KCIO =>
O2 + 2 KCI = 2 KCIO
Pb(NO3)2 + HCl(aq) = PbCl + H(NO3)2 =>
Pb(NO3)2 + HCl(aq) = PbCl + H(NO3)2
HCO3 = H2 + C + O2 =>
2 HCO3 = H2 + 2 C + 3 O2
CH3COH + H2SO4 + K2Cr2O7 = K2SO4 + H2O + Cr2(SO4)3 + CH3COOH =>
3 CH3COH + 4 H2SO4 + K2Cr2O7 = K2SO4 + 4 H2O + Cr2(SO4)3 + 3 CH3COOH
Pb + HO2 = PbHO2 =>
Pb + HO2 = PbHO2
Cl2 + KBr = KCl + Br2 =>
Cl2 + 2 KBr = 2 KCl + Br2
FeSO4 + HNO3 = NO + Fe(NO3)3 + Fe2(SO4)3 + H2O =>
3 FeSO4 + 4 HNO3 = NO + Fe(NO3)3 + Fe2(SO4)3 + 2 H2O
Cl2 + KBr = KCl + Br2 =>
Cl2 + 2 KBr = 2 KCl + Br2
Al + Zn(NO3)2 = aluminumnitrate + zinc =>
2 Al + 3 Zn(NO3)2 = 2 Al(NO3)3 + 3 Zn
H2O + Na2S + SO2 = NaOH + S =>
2 H2O + 2 Na2S + SO2 = 4 NaOH + 3 S
V{4+} + Mn{5+} = V{5+} + Mn{2+} =>
3 V{4+} + Mn{5+} = 3 V{5+} + Mn{2+}
Ca + SnO2 = Sn + CaO =>
2 Ca + SnO2 = Sn + 2 CaO
HNo3 + H2O = No3 + H3O =>
HNo3 + H2O = No3 + H3O
H2(SO4) + NH4(C2H3O2) = H(C2H3O2) + (NH4)2(SO4) =>
H2(SO4) + 2 NH4(C2H3O2) = 2 H(C2H3O2) + (NH4)2(SO4)
Na2S + Zn(C2H3O2)2 = Na(C2H3O2) + Zn2S2 =>
2 Na2S + 2 Zn(C2H3O2)2 = 4 Na(C2H3O2) + Zn2S2
Ca2CO3 + Na = Na2CO3 + Ca =>
Ca2CO3 + 2 Na = Na2CO3 + 2 Ca
Cl2 + KBr = KCl + Br2 =>
Cl2 + 2 KBr = 2 KCl + Br2
HNO3 + (NH4)2CO3 = NH4NO3 + H2CO3 =>
2 HNO3 + (NH4)2CO3 = 2 NH4NO3 + H2CO3
NaClO3 = NaCl + O2 =>
2 NaClO3 = 2 NaCl + 3 O2
H + PO = HPO =>
H + PO = HPO
MnO4 + C2O4 = MnO2 + CO3 =>
MnO4 + C2O4 = MnO2 + 2 CO3
HAuCl4 + NaOH = Au + NaO + HCl =>
HAuCl4 + 3 NaOH = Au + 3 NaO + 4 HCl
I2 + HNO3 = HIO5 + NO2 + H2O =>
I2 + 18 HNO3 = 2 HIO5 + 18 NO2 + 8 H2O
CaO + C = Ca + CO2 =>
2 CaO + C = 2 Ca + CO2
CO2 + NH3 = OC(NH2)2 + H2O =>
CO2 + 2 NH3 = OC(NH2)2 + H2O
NO2 + H2O + O2 = NO2OH =>
4 NO2 + 2 H2O + O2 = 4 NO2OH
Ag + HNO3 = AgNO4 + NO2 + H2O =>
Ag + 4 HNO3 = AgNO4 + 3 NO2 + 2 H2O
mercury(II)sulfide = mercury + sulfur =>
HgS = Hg + S
K + Ba(NO3) = KNO3 + Ba =>
K + Ba(NO3) = KNO3 + Ba
Mn(NO3)3 + K2CO3 = Mn(CO3) + K2(NO3)3 =>
Mn(NO3)3 + K2CO3 = Mn(CO3) + K2(NO3)3
LiC2H3O2 + KHSO4 = LiHSO4 + KC2H3O2 =>
LiC2H3O2 + KHSO4 = LiHSO4 + KC2H3O2
NH4ClO4 + Cu(OH)2 + CH2O = N2 + H2O + CuCl2 + CO2 =>
4 NH4ClO4 + 2 Cu(OH)2 + 5 CH2O = 2 N2 + 15 H2O + 2 CuCl2 + 5 CO2
(NH4)2O + HCl = NH4Cl + H2O =>
(NH4)2O + 2 HCl = 2 NH4Cl + H2O
Na2O + SnCl2 = NaCl + SnO =>
Na2O + SnCl2 = 2 NaCl + SnO
Au2S3 + H2 = Au + H2S =>
Au2S3 + 3 H2 = 2 Au + 3 H2S
Pb(NO3)2 + Na2SO4 = Na(NO3) + Pb2(SO4)2 =>
2 Pb(NO3)2 + 2 Na2SO4 = 4 Na(NO3) + Pb2(SO4)2
CO{2+} = C + O{2+} =>
CO{2+} = C + O{2+}
CHI3 + O2 = I2 + CO2 + H2O =>
4 CHI3 + 5 O2 = 6 I2 + 4 CO2 + 2 H2O
Cu(OH)2 + O2 = CuO2H2O =>
2 Cu(OH)2 + O2 = 2 CuO2H2O
CH3CH2NH2 + HCl = CH3CH2NH3{+} + Cl{-} =>
CH3CH2NH2 + HCl = CH3CH2NH3{+} + Cl{-}
MoS2 + Na2CO3 + O2 = Na2SO4 + CO2 + Na2MoO4 =>
2 MoS2 + 6 Na2CO3 + 9 O2 = 4 Na2SO4 + 6 CO2 + 2 Na2MoO4
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Équations équilibrées sur01/29/25
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