| Équations équilibrées la veille |
Al + KOH = K + AlOH
Cu + N2O4 = Cu(NO3)2 + NO =>
Cu + 2 N2O4 = Cu(NO3)2 + 2 NO
Pr2O3 + HI + H2O = PrI3*9H2O =>
Pr2O3 + 6 HI + 15 H2O = 2 PrI3*9H2O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Fe3O4 + CH4 = Fe + CO + H2 =>
Fe3O4 + 4 CH4 = 3 Fe + 4 CO + 8 H2
H2NC6H12COOH + O2 = CO2 + H2O + N2 =>
4 H2NC6H12COOH + 39 O2 = 28 CO2 + 30 H2O + 2 N2
FeBr3 + K2SO4 = Fe2(SO4)3 + KBr =>
2 FeBr3 + 3 K2SO4 = Fe2(SO4)3 + 6 KBr
HBr + NaBrO3 = NaBr + H2O + Br2 =>
6 HBr + NaBrO3 = NaBr + 3 H2O + 3 Br2
P4(s) + Cl2(s) = PCl3(s) =>
P4(s) + 6 Cl2(s) = 4 PCl3(s)
C2H4 + Br2 = CBr + H2 =>
C2H4 + Br2 = 2 CBr + 2 H2
NO + HOH + Br2 = HNO2 + H{+} + Br{-} =>
2 NO + 2 HOH + Br2 = 2 HNO2 + 2 H{+} + 2 Br{-}
NaCl(s) + H2SO4(aq) = HCl(g) + NaHSO4(s) =>
NaCl(s) + H2SO4(aq) = HCl(g) + NaHSO4(s)
Ca(HCO3)2 + BaCl2 = CaCl2 + Ba(HCO3)2 =>
Ca(HCO3)2 + BaCl2 = CaCl2 + Ba(HCO3)2
K2CO3 + Ca(NO3)3 = CaCO3 + K2(NO3)3 =>
K2CO3 + Ca(NO3)3 = CaCO3 + K2(NO3)3
K2Cr2O7 + CH3CHO + H2SO4 = Cr2(SO4)3 + K2SO4 + CH3COOH + H2O =>
K2Cr2O7 + 3 CH3CHO + 4 H2SO4 = Cr2(SO4)3 + K2SO4 + 3 CH3COOH + 4 H2O
PF4SO4H + Au = PF4SO4Au + H2 =>
2 PF4SO4H + 2 Au = 2 PF4SO4Au + H2
I2 + NaHSO4 = IHSO4 + Na =>
I2 + 2 NaHSO4 = 2 IHSO4 + 2 Na
Tl2SO4 + I = SO4 + TlI =>
Tl2SO4 + 2 I = SO4 + 2 TlI
Zn(OH)2 + H2TeO4 = Zn2(TeO4)2 + H2O =>
2 Zn(OH)2 + 2 H2TeO4 = Zn2(TeO4)2 + 4 H2O
CuFeS2(s) = Cu2S(s) + FeS(s) + S(s) =>
2 CuFeS2(s) = Cu2S(s) + 2 FeS(s) + S(s)
(NH4)2HPO4 + NaOH = NH4OH + Na2HPO4 =>
(NH4)2HPO4 + 2 NaOH = 2 NH4OH + Na2HPO4
TiCl3 + H2SO4 + H2O2 + H2O = (Ti(O2)(H2O)5)(SO4)2 + HCl =>
2 TiCl3 + 4 H2SO4 + 5 H2O2 + 4 H2O = 2(Ti(O2)(H2O)5)(SO4)2 + 6 HCl
H2SO4 + CuCO3 = CuSO4 + CO2 + H2O =>
H2SO4 + CuCO3 = CuSO4 + CO2 + H2O
Na2S + SnS2 = Na2SnS3 =>
Na2S + SnS2 = Na2SnS3
NaOH + Al(OH)3 = H2O + NaAlO2 =>
NaOH + Al(OH)3 = 2 H2O + NaAlO2
CaCl2O4 = CaCl2 + O2 =>
CaCl2O4 = CaCl2 + 2 O2
KBrO3 + HCl + Sn2O3 = KCl + HBr + Sn2O5 =>
2 KBrO3 + 2 HCl + 3 Sn2O3 = 2 KCl + 2 HBr + 3 Sn2O5
HCl(aq) + NH4Cl(aq) + K2Cr2O7(aq) = KCl(aq) + CrCl3(aq) + N2(g) + H2O(l) =>
6 HCl(aq) + 2 NH4Cl(aq) + K2Cr2O7(aq) = 2 KCl(aq) + 2 CrCl3(aq) + N2(g) + 7 H2O(l)
H3[MnCl6] + NaOH = MnO2 + MnCl2 + NaCl + H2O =>
2 H3[MnCl6] + 10 NaOH = MnO2 + MnCl2 + 10 NaCl + 8 H2O
Fe3O4 + HCl = FeCl2 + FeCl3 + H2O =>
Fe3O4 + 8 HCl = FeCl2 + 2 FeCl3 + 4 H2O
CH3OCH2CH3 + HI = CH3ICH2CH3 + OH =>
CH3OCH2CH3 + HI = CH3ICH2CH3 + OH
Zn(NO3)2 + NH3 = HNO3 + Zn3N2 =>
3 Zn(NO3)2 + 2 NH3 = 6 HNO3 + Zn3N2
NH4ClO4 = N2 + Cl2 + O + H2O =>
2 NH4ClO4 = N2 + Cl2 + 4 O + 4 H2O
Sr(C4H6O4)2 + HNO3 = Sr(NO3)2 + HC4H6O4 =>
Sr(C4H6O4)2 + 2 HNO3 = Sr(NO3)2 + 2 HC4H6O4
Bi(NO3)3 + ZrO(NO3)3 = Bi2Zr2O7 + O2 + N2 =>
4 Bi(NO3)3 + 4 ZrO(NO3)3 = 2 Bi2Zr2O7 + 31 O2 + 12 N2
NaF + HOH = HNa + HFO =>
NaF + HOH = HNa + HFO
Cu(s) + HNO3(aq) = Cu(NO3)2(aq) + H2O + NO2 =>
Cu(s) + 4 HNO3(aq) = Cu(NO3)2(aq) + 2 H2O + 2 NO2
SO + H3 = H2S + H2O =>
3 SO + 4 H3 = 3 H2S + 3 H2O
HBr(aq) + NiS(s) = H2S(g) + NiBr2(s) =>
2 HBr(aq) + NiS(s) = H2S(g) + NiBr2(s)
Pd + O2 = PdO =>
2 Pd + O2 = 2 PdO
SiO2 + F2 = SiF4 + O2 =>
SiO2 + 2 F2 = SiF4 + O2
Ca(HCO3)2 + BaCl2 = BaCO3 + CaCO3 + HCl =>
Ca(HCO3)2 + BaCl2 = BaCO3 + CaCO3 + 2 HCl
NH4VO3 + H2SO4 + Na2SO3 = VSO4 + (NH4)2SO4 + Na2SO4 + H2O =>
2 NH4VO3 + 3 H2SO4 + 3 Na2SO3 = 2 VSO4 + (NH4)2SO4 + 3 Na2SO4 + 3 H2O
Ba(aq) + SO4 = BaSO4 =>
Ba(aq) + SO4 = BaSO4
C10H8 + SiO2 + CaCl2 = CaO + C10H8SiCl4 =>
C10H8 + SiO2 + 2 CaCl2 = 2 CaO + C10H8SiCl4
Fe + NH3 = FeH3 + N =>
Fe + NH3 = FeH3 + N
FeCl4 + OH = Fe(OH)3 + Cl2 =>
FeCl4 + 3 OH = Fe(OH)3 + 2 Cl2
BaCO3 + O2 = BaO3 + CO2 =>
BaCO3 + O2 = BaO3 + CO2
NbCl5 + Al + CH3CN = NbCl4(NCCH3)3 + AlCl3 =>
3 NbCl5 + Al + 9 CH3CN = 3 NbCl4(NCCH3)3 + AlCl3
Cu(NO3)2*3H2O + CH3COONa = (CH3COO)2Cu + NaNO3 + H2O =>
Cu(NO3)2*3H2O + 2 CH3COONa = (CH3COO)2Cu + 2 NaNO3 + 3 H2O
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