| Équations équilibrées la veille |
Ca + 2 CuBr = CaBr2 + 2 Cu
FeO + HClO4 = Fe(ClO4)2 + H2O =>
FeO + 2 HClO4 = Fe(ClO4)2 + H2O
Ca(OH)2 + CO2 = CaCO3 + H2O =>
Ca(OH)2 + CO2 = CaCO3 + H2O
PbO2(s) + HCl(aq) = Cl2(g) + PbCl2(aq) + H2O(l) =>
PbO2(s) + 4 HCl(aq) = Cl2(g) + PbCl2(aq) + 2 H2O(l)
KNO3 + Te + KOH = NO + K2TeO3 + H2O =>
4 KNO3 + 3 Te + 2 KOH = 4 NO + 3 K2TeO3 + H2O
Al(OH)3 + HClO3 = Al(ClO3)3 + H2O =>
Al(OH)3 + 3 HClO3 = Al(ClO3)3 + 3 H2O
CH3CH3 + KMnO4 = CH3COOH + MnO2 + KOH =>
CH3CH3 + 2 KMnO4 = CH3COOH + 2 MnO2 + 2 KOH
CuCO3 = CuO + (CO2) =>
CuCO3 = CuO + (CO2)
Ca + HClO = Ca(ClO)2 + Cl2 + H2O =>
Ca + 4 HClO = Ca(ClO)2 + Cl2 + 2 H2O
NaCl + NH4HCO3 = NaCO3 + NH4HCl =>
NaCl + NH4HCO3 = NaCO3 + NH4HCl
H2O + NaF = HF + NaOH =>
H2O + NaF = HF + NaOH
Sr + As{3+} = Sr{2+} + As =>
3 Sr + 2 As{3+} = 3 Sr{2+} + 2 As
KSCN = C2N2 + K2S2 =>
2 KSCN = C2N2 + K2S2
K2CrO4 + Ag2NO3 = K2NO3 + Ag2CrO4 =>
K2CrO4 + Ag2NO3 = K2NO3 + Ag2CrO4
C + K = KC =>
C + K = KC
PbO + N = PbN + O =>
PbO + N = PbN + O
HNO2 + BaCl2 = HCl2 + BaNO2 =>
HNO2 + BaCl2 = HCl2 + BaNO2
CuCO3 = CuO + (CO2) =>
CuCO3 = CuO + (CO2)
Cs2OH2O = Cs2O2H2 =>
Cs2OH2O = Cs2O2H2
Cu{2+} + K4[Fe(CN)6] = Cu2Fe(CN)6 + K{+} =>
2 Cu{2+} + K4[Fe(CN)6] = Cu2Fe(CN)6 + 4 K{+}
CaCO3 + CO = CaC2 + O2 =>
CaCO3 + CO = CaC2 + 2 O2
Br2O7 + CaO = Ca(BrO4)2 =>
Br2O7 + CaO = Ca(BrO4)2
Cu + PB(NO3)2 = Cu(NO3)2 + PB =>
Cu + PB(NO3)2 = Cu(NO3)2 + PB
FeS2 + H2SO4 = FeSO4 + S + H2O =>
3 FeS2 + 4 H2SO4 = 3 FeSO4 + 7 S + 4 H2O
NaSO3 + HCl = NaCl + H(SO3) =>
NaSO3 + HCl = NaCl + H(SO3)
H3CCH2CH3 + O2 = CO2 + H2O =>
H3CCH2CH3 + 5 O2 = 3 CO2 + 4 H2O
As + Br2 = AsBr5 =>
2 As + 5 Br2 = 2 AsBr5
FeS + HCI = FeCI + SH =>
FeS + HCI = FeCI + SH
KCIO*3 = KCI + O2 =>
2 KCIO*3 = 2 KCI + O2
Co(NO3)2 = Co2O3 + N2 + O2 =>
4 Co(NO3)2 = 2 Co2O3 + 4 N2 + 9 O2
LiOH + ZnO = Zn(OH)2 + Li2O =>
2 LiOH + ZnO = Zn(OH)2 + Li2O
H2O2 + CH2O = CO2 + H2O =>
2 H2O2 + CH2O = CO2 + 3 H2O
CS2(l) + H2(g) = H2S(g) + C(s) =>
CS2(l) + 2 H2(g) = 2 H2S(g) + C(s)
HNO3 + H2S04 = NO + H2O + S =>
2 HNO3 + 3 H2S04 = 2 NO + 4 H2O + 12 S
Co2(CO3)3 + HNO3 = Co(NO3)3 + CO2 + H2O =>
Co2(CO3)3 + 6 HNO3 = 2 Co(NO3)3 + 3 CO2 + 3 H2O
C3H6Cl2 + Cl2 = C3H5Cl3 + HCl =>
C3H6Cl2 + Cl2 = C3H5Cl3 + HCl
FeCl3 + HONH2HCl = FeCl2 + HCl + H2O + N2O =>
4 FeCl3 + 2 HONH2HCl = 4 FeCl2 + 6 HCl + H2O + N2O
NH2OH*HCl + Na2CO3 = NH2OH + CO2 + NaCl + H2O =>
2 NH2OH*HCl + Na2CO3 = 2 NH2OH + CO2 + 2 NaCl + H2O
Cr2O3 + H2O2 + KOH = K2CrO4 + H2O =>
Cr2O3 + 3 H2O2 + 4 KOH = 2 K2CrO4 + 5 H2O
Bi(OH)3 + Na4[Sn(OH)3] = Bi + Na2[Sn(OH)6] + NaOH =>
5 Bi(OH)3 + 3 Na4[Sn(OH)3] = 5 Bi + 3 Na2[Sn(OH)6] + 6 NaOH
Ca + K2CrO4 = CaCrO4 + K =>
Ca + K2CrO4 = CaCrO4 + 2 K
Sn(OH)4 + H4P2O7 = SnP2O7 + H2O =>
Sn(OH)4 + H4P2O7 = SnP2O7 + 4 H2O
CH3COOH + OH{-} = CH3COO{-} + H2O =>
CH3COOH + OH{-} = CH3COO{-} + H2O
K2Cl2 = KCl =>
K2Cl2 = 2 KCl
NaSO3 + NaOH = Na2SO4 + Na2S + H2O =>
8 NaSO3 + 8 NaOH = 7 Na2SO4 + Na2S + 4 H2O
AgNO3 + Al + KOH + H2O = Ag + NH3 + K[Al(OH)4] =>
AgNO3 + 3 Al + 3 KOH + 6 H2O = Ag + NH3 + 3 K[Al(OH)4]
S2 + O4 = SO =>
2 S2 + O4 = 4 SO
CHCH2CH2CH2CH3 + O2 = CO2 + H2O =>
2 CHCH2CH2CH2CH3 + 15 O2 = 10 CO2 + 10 H2O
Cu(NO3)2 + MgSO4 = Mg(NO3)2 + CuSO4 =>
Cu(NO3)2 + MgSO4 = Mg(NO3)2 + CuSO4
Zn + AgSO4 = Zn2SO4 + Ag =>
2 Zn + AgSO4 = Zn2SO4 + Ag
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Équations équilibrées sur11/21/24
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