| Équations équilibrées la veille |
2 Sr(NO3)2 + 2 Na2HPO4 = 2 SrPO4 + 2 Na2(NO3)2 + H2
Cl2(g) + NaOH(aq) = NaCl(aq) + NaClO3(aq) + H2O(l) =>
3 Cl2(g) + 6 NaOH(aq) = 5 NaCl(aq) + NaClO3(aq) + 3 H2O(l)
LiBr + Pb(NO3)2 = LiNO3 + PbBr2 =>
2 LiBr + Pb(NO3)2 = 2 LiNO3 + PbBr2
CH3OH + OH = HCOOH + H2O =>
CH3OH + 4 OH = HCOOH + 3 H2O
KF = F + K =>
KF = F + K
ZnSO4 + NaOH = NaSO4 + ZnOH =>
ZnSO4 + NaOH = NaSO4 + ZnOH
Fe2O3 + C = Fe + CO =>
Fe2O3 + 3 C = 2 Fe + 3 CO
C10H16O + NaBH4 + CH4O = C10H18O + NaB(OCH3)4 =>
4 C10H16O + NaBH4 + 4 CH4O = 4 C10H18O + NaB(OCH3)4
Li + He = LiHe =>
Li + He = LiHe
Cu(SO4) + NH4(OH) = Cu(OH) + NH4(SO4) =>
Cu(SO4) + NH4(OH) = Cu(OH) + NH4(SO4)
NaF + HNO2 = HF + NaNO2 =>
NaF + HNO2 = HF + NaNO2
Ca(HCO3)2 + Ca(OH)2 = Ca(CO3) + H2O =>
Ca(HCO3)2 + Ca(OH)2 = 2 Ca(CO3) + 2 H2O
BaI2 + CuSO4 = BaSO4 + CuI2 =>
BaI2 + CuSO4 = BaSO4 + CuI2
Be + N2 = Be3N2 =>
3 Be + N2 = Be3N2
HI + Cu(OH)2 = CuI2 + H2O =>
2 HI + Cu(OH)2 = CuI2 + 2 H2O
La + HCl = La3{+} + Cl{-} + H2 =>
6 La + 2 HCl = 2 La3{+} + 2 Cl{-} + H2
IO2 + H2S = I2 + SO2 + H2O =>
6 IO2 + 4 H2S = 3 I2 + 4 SO2 + 4 H2O
Fe + K3[Fe(CN)6] + H2SO4 = Fe2[Fe(CN)6] + H2 + K2SO4 =>
4 Fe + 2 K3[Fe(CN)6] + 3 H2SO4 = 2 Fe2[Fe(CN)6] + 3 H2 + 3 K2SO4
Ca + O + Cl = CaOCl =>
Ca + O + Cl = CaOCl
Fe2(SO4)3 + NaOH = FeOHSO4 + Na2SO4 =>
Fe2(SO4)3 + 2 NaOH = 2 FeOHSO4 + Na2SO4
C + He = CHe4 =>
C + 4 He = CHe4
HNO2 = O2 + H2O + N2 =>
4 HNO2 = 3 O2 + 2 H2O + 2 N2
Pb(NO3)2 + KBr = PbBr2 + K(NO3) =>
Pb(NO3)2 + 2 KBr = PbBr2 + 2 K(NO3)
CuSO4 + HOH = (CuOH)2SO4 + H2SO4 =>
2 CuSO4 + 2 HOH = (CuOH)2SO4 + H2SO4
FeCl2 + K3[Fe(CN)6] + SnCl4 = SnCl2 + FeK[Fe(CN)6]2 + KCl =>
2 FeCl2 + 4 K3[Fe(CN)6] + 3 SnCl4 = 3 SnCl2 + 2 FeK[Fe(CN)6]2 + 10 KCl
KOH + H2SO4 = K2SO4 + H2O =>
2 KOH + H2SO4 = K2SO4 + 2 H2O
Au + H{+} + NO3{-} = Au{3+} + NO2 + H2O =>
Au + 6 H{+} + 3 NO3{-} = Au{3+} + 3 NO2 + 3 H2O
H3AsO4 + SnCl2 + HCl = As + SnCl4 + H2O =>
2 H3AsO4 + 5 SnCl2 + 10 HCl = 2 As + 5 SnCl4 + 8 H2O
HNO3 + CH3CH2NH2 = CH3CH2NH3{+} + NO3{-} =>
HNO3 + CH3CH2NH2 = CH3CH2NH3{+} + NO3{-}
C2H5COOH + C5H11OH = C2H5COOC5H11 + H2O =>
C2H5COOH + C5H11OH = C2H5COOC5H11 + H2O
HCN + Ba(NO3)2 = HNO3 + Ba(CN)2 =>
2 HCN + Ba(NO3)2 = 2 HNO3 + Ba(CN)2
HI + CaI = CaI2 + H2 =>
2 HI + 2 CaI = 2 CaI2 + H2
Al + NaCl = AlCl3 + Na =>
Al + 3 NaCl = AlCl3 + 3 Na
Br2 + NO2 = NO2Br =>
Br2 + 2 NO2 = 2 NO2Br
Cl2 + Br2 + KOH = KCl + HBrO3 + H2O =>
5 Cl2 + Br2 + 10 KOH = 10 KCl + 2 HBrO3 + 4 H2O
Al + NaCl = AlCl3 + Na =>
Al + 3 NaCl = AlCl3 + 3 Na
FeCl3 + FeCl2 + NH3 + H2O = Fe3O4 + NH4Cl =>
2 FeCl3 + FeCl2 + 8 NH3 + 4 H2O = Fe3O4 + 8 NH4Cl
HNO3 + Al(OH)3 = Al(NO3)3 + H2O =>
3 HNO3 + Al(OH)3 = Al(NO3)3 + 3 H2O
Pb4S + O2 = Pb4O + SO2 =>
2 Pb4S + 3 O2 = 2 Pb4O + 2 SO2
Na2SO3 + HCl = NaCl(aq) + H2O(l) + SO2 =>
Na2SO3 + 2 HCl = 2 NaCl(aq) + H2O(l) + SO2
Na + Co = CoNa =>
Na + Co = CoNa
Fe3(PO4)2 + MgO = Mg3(PO4)2 + FeO =>
Fe3(PO4)2 + 3 MgO = Mg3(PO4)2 + 3 FeO
C17H35COOH + NaOH = NaC17H35COO + H2O =>
C17H35COOH + NaOH = NaC17H35COO + H2O
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Cr2O7{2-} + CH3CHO + H{+} = Cr{3+} + CH3COOH + H2O =>
Cr2O7{2-} + 3 CH3CHO + 8 H{+} = 2 Cr{3+} + 3 CH3COOH + 4 H2O
CH3OH = CO + H =>
CH3OH = CO + 4 H
Na2SO3 + H2SO4 = Na2(SO4)2 + H2SO3 + H2O =>
Na2SO3 + 3 H2SO4 = Na2(SO4)2 + 2 H2SO3 + H2O
N2O + Al = N2 + Al2O3 =>
3 N2O + 2 Al = 3 N2 + Al2O3
CS2 + KMnO4 + KOH = S + MnO2 + K2CO3 + H2O =>
3 CS2 + 4 KMnO4 + 2 KOH = 6 S + 4 MnO2 + 3 K2CO3 + H2O
NaBiO3 + HCl = BiCl3 + Cl2 + NaCl + H2O =>
NaBiO3 + 6 HCl = BiCl3 + Cl2 + NaCl + 3 H2O
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Équations équilibrées sur10/18/24
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