| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 N2 + 6 H2O = 4 NH3 + 3 O2
Cu(s) + HNO3(conc) = Cu(NO3)2(aq) + NO2(g) + H2O(l) =>
Cu(s) + 4 HNO3(conc) = Cu(NO3)2(aq) + 2 NO2(g) + 2 H2O(l)
IF5 + H2O = HF + HIO3 =>
IF5 + 3 H2O = 5 HF + HIO3
NaBO3 + H2O = Na + B2O3 + OH =>
2 NaBO3 + 3 H2O = 2 Na + B2O3 + 6 OH
CCH4 + O2 = C2H2 + H2O =>
2 CCH4 + O2 = 2 C2H2 + 2 H2O
Al + K2Cr2O7 + H2SO4 = Al2(SO4) + Cr2(SO)3 + K2SO4 + H2O =>
24 Al + K2Cr2O7 + 16 H2SO4 = 12 Al2(SO4) + Cr2(SO)3 + K2SO4 + 16 H2O
CuCl + KNO3 = CuNO3 + KCl =>
CuCl + KNO3 = CuNO3 + KCl
K2Cr2O7 + HCl + CH2O = KCl + CrCl3 + HCOOH + H2O =>
K2Cr2O7 + 8 HCl + 3 CH2O = 2 KCl + 2 CrCl3 + 3 HCOOH + 4 H2O
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
Na2[Mn(OH)4] + HCl = MnCl2 + NaCl + H2O =>
Na2[Mn(OH)4] + 4 HCl = MnCl2 + 2 NaCl + 4 H2O
Cu(OH)2 + HBr = CuBr + OH + H2 =>
2 Cu(OH)2 + 2 HBr = 2 CuBr + 4 OH + H2
H2SO4 + FeBr2 = FeSO4 + HBr =>
H2SO4 + FeBr2 = FeSO4 + 2 HBr
MnO2 + Ag{+} + H2O = MnO4{-} + Ag + H{+} =>
MnO2 + 3 Ag{+} + 2 H2O = MnO4{-} + 3 Ag + 4 H{+}
Ca3(PO4)2 = Ca + PO4 =>
Ca3(PO4)2 = 3 Ca + 2 PO4
Mn2(CO3)7 + HClO4 = Mn(ClO4)7 + H2O + CO2 =>
Mn2(CO3)7 + 14 HClO4 = 2 Mn(ClO4)7 + 7 H2O + 7 CO2
NO + H2 = N2 + H4O2 =>
2 NO + 2 H2 = N2 + H4O2
HI + H2SO4 = HS + H2O + I2 =>
14 HI + 2 H2SO4 = 2 HS + 8 H2O + 7 I2
Na(s) + H2O(l) = NaOH(aq) + H2(g) =>
2 Na(s) + 2 H2O(l) = 2 NaOH(aq) + H2(g)
C35H22O15N + O2 = CO + H2O + NH3 =>
4 C35H22O15N + 59 O2 = 140 CO + 38 H2O + 4 NH3
F2 + KCl = Cl2 + KF =>
F2 + 2 KCl = Cl2 + 2 KF
Pb(CH3COO)2 + K2CrO4 = PbCrO4 + KCH3COO =>
Pb(CH3COO)2 + K2CrO4 = PbCrO4 + 2 KCH3COO
Zn(s) + HCl = ZnCl2 + H2(g) =>
Zn(s) + 2 HCl = ZnCl2 + H2(g)
Mo + HF + HNO3 = H2MoF8 + H2O + NO =>
Mo + 8 HF + 2 HNO3 = H2MoF8 + 4 H2O + 2 NO
HCr2Cr2O7 + KI + H2SO4 = K2SO4 + Cr2(SO4)3 + I2 + H2O =>
2 HCr2Cr2O7 + 2 KI + 13 H2SO4 = K2SO4 + 4 Cr2(SO4)3 + I2 + 14 H2O
C4H10O + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO2 + CH3CH2CH2CHO + H2O =>
5 C4H10O + K2Cr2O7 + 4 H2SO4 = Cr2(SO4)3 + K2SO2 + 5 CH3CH2CH2CHO + 9 H2O
C6H5NH2 + CH3I = C6H5NHCH3 + HI =>
C6H5NH2 + CH3I = C6H5NHCH3 + HI
C6H5NO2 + (NH4)3S = C6H5NH2 + S + NH3 + H2O =>
C6H5NO2 + 2(NH4)3S = C6H5NH2 + 2 S + 6 NH3 + 2 H2O
H3PO4 + KOH = H2O + KH2PO4 =>
H3PO4 + KOH = H2O + KH2PO4
Ag + HNO3 = NO + HH2O + AgNO3 =>
5 Ag + 6 HNO3 = NO + 2 HH2O + 5 AgNO3
C2H6 + O2 = COCO2 + H2O =>
C2H6 + 3 O2 = COCO2 + 3 H2O
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
H2S + I2 + H2O = HI + H2SO4 =>
H2S + 4 I2 + 4 H2O = 8 HI + H2SO4
CH3(CH2)8CHCHCH3 + O2 = CO + H2O =>
CH3(CH2)8CHCHCH3 + 12 O2 = 12 CO + 12 H2O
K2Cr2O7 + Na2SO3 + H2SO4 = K2SO4 + CrSO4 + H2O + Na2SO4 =>
K2Cr2O7 + 4 Na2SO3 + 3 H2SO4 = K2SO4 + 2 CrSO4 + 3 H2O + 4 Na2SO4
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
KMnO4 + NaOH + KNO2 = Na2MnO4 + KNO3 + K2MnO4 + H2O =>
2 KMnO4 + 2 NaOH + KNO2 = Na2MnO4 + KNO3 + K2MnO4 + H2O
CH3CHCHCHCHCH3 + H2O = CH3CH(OH)CH2CHCHCH3 =>
CH3CHCHCHCHCH3 + H2O = CH3CH(OH)CH2CHCHCH3
RbOH = Rb2OH2O =>
2 RbOH = Rb2OH2O
H2 + I2 = HI7 =>
H2 + 7 I2 = 2 HI7
CaHSO4 + H2SO4 = CaSO4 + H3SO4 =>
CaHSO4 + H2SO4 = CaSO4 + H3SO4
WC(s) + O2(g) = WO3(s) + CO2(g) =>
2 WC(s) + 5 O2(g) = 2 WO3(s) + 2 CO2(g)
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Ca + Br2 = CaBr2 =>
Ca + Br2 = CaBr2
P4 + Cl2 = PCl3 =>
P4 + 6 Cl2 = 4 PCl3
Al + H2O = Al2O3 + AlH3 =>
4 Al + 3 H2O = Al2O3 + 2 AlH3
K2CrO7 + KI + H2SO4 = Cr2(SO4)3 + K2SO4 + I2 + KOH =>
2 K2CrO7 + 18 KI + 7 H2SO4 = Cr2(SO4)3 + 4 K2SO4 + 9 I2 + 14 KOH
SrCO3 + CoO + V2O4 + O2 = Sr2CoVO6 + CO2 =>
4 SrCO3 + 2 CoO + V2O4 + O2 = 2 Sr2CoVO6 + 4 CO2
BeO + K2O = BeK2O2 =>
BeO + K2O = BeK2O2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/24/24
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