| Équations équilibrées la veille |
2 K3H2PO4 + Cr2(SO4)3 = 2 CrH2PO4 + 3 K2SO4
Li + HCl = LiCl + H2 =>
2 Li + 2 HCl = 2 LiCl + H2
CaSO4 + Al(OH)3 = Ca(OH)2 + Al2(SO4)3 =>
3 CaSO4 + 2 Al(OH)3 = 3 Ca(OH)2 + Al2(SO4)3
NaI + MnO2 + H2SO4 = I2 + Mn{2+} + H2O + Na{+} + SO4{2-} =>
2 NaI + MnO2 + 2 H2SO4 = I2 + Mn{2+} + 2 H2O + 2 Na{+} + 2 SO4{2-}
Cu(Cl)2 + KBr = CuBr + KCl + (Br)2 =>
2 Cu(Cl)2 + 4 KBr = 2 CuBr + 4 KCl + (Br)2
BaS + NaCl = BaCl2 + Na2S =>
BaS + 2 NaCl = BaCl2 + Na2S
Cu(NO3)2 = CuO + NO2(g) + O2(g) =>
2 Cu(NO3)2 = 2 CuO + 4 NO2(g) + O2(g)
(NH4)2HPO4 + NH4HSO4 = (NH4)2SO4 + H3PO4 =>
(NH4)2HPO4 + 2 NH4HSO4 = 2(NH4)2SO4 + H3PO4
CH3CH2OH + H2SO4 = C2H6O4S + H2O =>
CH3CH2OH + H2SO4 = C2H6O4S + H2O
Zn(OH)2 + H3PO4 = Zn(HPO4) + H2O =>
Zn(OH)2 + H3PO4 = Zn(HPO4) + 2 H2O
FeCl{3} + KSCN = Fe(SCN){3} + KCl =>
FeCl{3} + KSCN = Fe(SCN){3} + KCl
Cu + CrCl3 = Cr + CuCl =>
3 Cu + CrCl3 = Cr + 3 CuCl
LiNO3 + Mg(OH)2 = LiOH + Mg(NO3)2 =>
2 LiNO3 + Mg(OH)2 = 2 LiOH + Mg(NO3)2
NaSO4 + BaCl2 = BaSO4 + NaCl2 =>
NaSO4 + BaCl2 = BaSO4 + NaCl2
K2CO3 + HNO3 = CO2 + H2O + KNO3 =>
K2CO3 + 2 HNO3 = CO2 + H2O + 2 KNO3
LiF = Li + F =>
LiF = Li + F
F2 + H2O = F{-} + H{+} + H2O2 =>
F2 + 2 H2O = 2 F{-} + 2 H{+} + H2O2
CH2COOH + HOC2H5 = CH3CH2COOCH5 + H2O =>
2 CH2COOH + 8 HOC2H5 = 5 CH3CH2COOCH5 + 2 H2O
H2S + NaOH = H2O + Na2S =>
H2S + 2 NaOH = 2 H2O + Na2S
NaHCO3(aq) + CH3COOH(aq) = CH3COONa(s) + CO2(g) + H2O(l) =>
NaHCO3(aq) + CH3COOH(aq) = CH3COONa(s) + CO2(g) + H2O(l)
(NH2)2CNH + H2O = (NH2)2CNH2{+} + OH{-} =>
(NH2)2CNH + H2O = (NH2)2CNH2{+} + OH{-}
Cu(s) + HNO3(aq) = Cu(NO3)2(aq) + N2(g) + H2O(g) =>
5 Cu(s) + 12 HNO3(aq) = 5 Cu(NO3)2(aq) + N2(g) + 6 H2O(g)
H2SO4 + SiO2 = H2SiO2 + SO4 =>
H2SO4 + SiO2 = H2SiO2 + SO4
Mn + F2 = Mn2F =>
4 Mn + F2 = 2 Mn2F
NaNO3 + CuSO4 = Cu(NO3)2 + Na2SO4 =>
2 NaNO3 + CuSO4 = Cu(NO3)2 + Na2SO4
Al2(SO4)3 + CH3COONa + H2O = Al(OH)3 + Na2SO4 + CH3COOH =>
Al2(SO4)3 + 6 CH3COONa + 6 H2O = 2 Al(OH)3 + 3 Na2SO4 + 6 CH3COOH
AgNO3 + Al(Br)3 = AgBr + Al(NO3)3 =>
3 AgNO3 + Al(Br)3 = 3 AgBr + Al(NO3)3
I2(s) + Na2S2O3(aq) = NaI(s) + Na2S4O6(aq) =>
I2(s) + 2 Na2S2O3(aq) = 2 NaI(s) + Na2S4O6(aq)
K3[Fe(CN)6] + KCNS = K4[Fe(CN)6] + (CNS)6 =>
6 K3[Fe(CN)6] + 6 KCNS = 6 K4[Fe(CN)6] + (CNS)6
FeCr2O4 + K2CO3 + O = K2CrO4 + Fe2O3 + CO2 =>
2 FeCr2O4 + 4 K2CO3 + 7 O = 4 K2CrO4 + Fe2O3 + 4 CO2
(CH3)3N + O2 = CO2 + N2 + H2O =>
4(CH3)3N + 21 O2 = 12 CO2 + 2 N2 + 18 H2O
SO2 + NaOH = Na2SO3*H2O =>
SO2 + 2 NaOH = Na2SO3*H2O
LiOH + FeCl3 = LiCl + Fe(OH)3 =>
3 LiOH + FeCl3 = 3 LiCl + Fe(OH)3
AgS + H2O = Ag + H2S + O2 =>
2 AgS + 2 H2O = 2 Ag + 2 H2S + O2
MgH2 + H2O = Mg(OH) + H2 =>
2 MgH2 + 2 H2O = 2 Mg(OH) + 3 H2
CH2COOH + HOC2H5 = CH3CH2COOCH5 + H2O =>
2 CH2COOH + 8 HOC2H5 = 5 CH3CH2COOCH5 + 2 H2O
KCrO4 + H2SO4 = KSO4 + Cr2(SO4)3 + H2O + O2 =>
4 KCrO4 + 10 H2SO4 = 4 KSO4 + 2 Cr2(SO4)3 + 10 H2O + 3 O2
Cr(OH)3 + H2SO4 = (CrOH)SO4 + H2O =>
Cr(OH)3 + H2SO4 = (CrOH)SO4 + 2 H2O
Li + Co2S3 = Li2S + Co =>
6 Li + Co2S3 = 3 Li2S + 2 Co
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
Na2SO3 + K2MnO7 + H2O = MnO2 + Na2SO4 + KOH =>
4 Na2SO3 + K2MnO7 + H2O = MnO2 + 4 Na2SO4 + 2 KOH
TiO2 + NH4HF2 = (NH4)2TiF6 + H2O + NH4F =>
TiO2 + 4 NH4HF2 = (NH4)2TiF6 + 2 H2O + 2 NH4F
P4 + NaOH + H2O = PH3 + Na2HPO34 =>
17 P4 + 6 NaOH + 96 H2O = 65 PH3 + 3 Na2HPO34
Fe + HCl = FeCl2 + H2 = =>
Fe + 2 HCl = FeCl2 + H2
C3H5Br + H2 = C3H6 + Br2 =>
2 C3H5Br + H2 = 2 C3H6 + Br2
KBr + HOH = HBr + KOH =>
KBr + HOH = HBr + KOH
KCrO2 + Br2 + KOH = K2CrO4 + KBr + H2O =>
2 KCrO2 + 3 Br2 + 8 KOH = 2 K2CrO4 + 6 KBr + 4 H2O
KCl + NaNO{3} = KNO{3} + NaCl =>
KCl + NaNO{3} = KNO{3} + NaCl
C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O
CuCl2 + H2S = Cu2S2 + HCl =>
2 CuCl2 + 2 H2S = Cu2S2 + 4 HCl
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Équations équilibrées sur11/02/24
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