| Équations équilibrées la veille |
NaCO3 + H2SO4 = CO2 + NaSO4 + H2O
SO2 + H2O = H2SO3 = H2SO3 =>
SO2 + H2O = H2SO3
(NH4)3PO4(s) = N2(g) + H2(g) + P4(s) + O2(g) =>
4(NH4)3PO4(s) = 6 N2(g) + 24 H2(g) + P4(s) + 8 O2(g)
Cr2WN2O2 = Cr2N + WN2 + WO3 + N2 =>
6 Cr2WN2O2 = 6 Cr2N + 2 WN2 + 4 WO3 + N2
Cu2(OH)3Cl + HCl = CuCl2 + H2O =>
Cu2(OH)3Cl + 3 HCl = 2 CuCl2 + 3 H2O
Hg2(NO3)2(aq) + CuSO4(aq) = Hg2SO4(s) + Cu(NO3)2(aq) =>
Hg2(NO3)2(aq) + CuSO4(aq) = Hg2SO4(s) + Cu(NO3)2(aq)
Cr + HCl = CrCl3 + H2 =>
2 Cr + 6 HCl = 2 CrCl3 + 3 H2
(NH4)3PO4(s) = N2(g) + H2(g) + P4(s) + O2(g) =>
4(NH4)3PO4(s) = 6 N2(g) + 24 H2(g) + P4(s) + 8 O2(g)
Fe(OH)3 + HC2H3O2 = Fe{3+} + H2O + C2H3O2{-} =>
Fe(OH)3 + 3 HC2H3O2 = Fe{3+} + 3 H2O + 3 C2H3O2{-}
CH3OHCH3Br + LiC4H9 = CH3OCH3 + LiBr + C4H10 =>
CH3OHCH3Br + LiC4H9 = CH3OCH3 + LiBr + C4H10
CH3CH2CH2CH2BrZnHBr = CH3CH2CH2CH3ZnBr2 =>
CH3CH2CH2CH2BrZnHBr = CH3CH2CH2CH3ZnBr2
Fe + F = FeF3 =>
Fe + 3 F = FeF3
Al + C4H8N2O2 = Al(C4H8N2O2)3 =>
Al + 3 C4H8N2O2 = Al(C4H8N2O2)3
NaHSO3 + NaOCl = HCl + Na2SO4 =>
NaHSO3 + NaOCl = HCl + Na2SO4
H2 + SO2 + NO = H2SO4 + N2 =>
H2 + SO2 + 2 NO = H2SO4 + N2
Cu2S + O2 = Cu2O + SO2 =>
2 Cu2S + 3 O2 = 2 Cu2O + 2 SO2
CO + Al = AlC + O =>
CO + Al = AlC + O
Bi3NO3 + NH4OH = Bi(OH)3 + NH4 + NO3 =>
Bi3NO3 + 9 NH4OH = 3 Bi(OH)3 + 9 NH4 + NO3
Mg(OH)2 + ZnSO4 = MgSO4 + Zn(OH)2 =>
Mg(OH)2 + ZnSO4 = MgSO4 + Zn(OH)2
C4H8 + HCl = C4H10Cl2 =>
C4H8 + 2 HCl = C4H10Cl2
S + NaOH = Na2SO3 + NaS + H2O =>
5 S + 6 NaOH = Na2SO3 + 4 NaS + 3 H2O
C3H4O = C18H12 + H2O =>
6 C3H4O = C18H12 + 6 H2O
MgCl2 + BaO = MgO + BaCl2 =>
MgCl2 + BaO = MgO + BaCl2
MnO2 + Cr2O7 = MnO4 + Cr =>
7 MnO2 + 2 Cr2O7 = 7 MnO4 + 4 Cr
MgSO4 + BaCl2(aq) = MgCl2 + BaSO4 =>
MgSO4 + BaCl2(aq) = MgCl2 + BaSO4
K(s) + N2(g) = K3N(s) =>
6 K(s) + N2(g) = 2 K3N(s)
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
H{3}PO{4} + MgCO{3} = Mg{3}(PO{4}){2} + CO{2} + H{2}O =>
2 H{3}PO{4} + MgCO{3} = Mg{3}(PO{4}){2} + CO{2} + 2 H{2}O
Al + Cu(SO3) = Cu + Al2(SO3)3 =>
2 Al + 3 Cu(SO3) = 3 Cu + Al2(SO3)3
H2 + SO2 + NO = H2SO4 + N2O =>
H2 + SO2 + 4 NO = H2SO4 + 2 N2O
Cu(s) + AgNo3(aq) = Cu(No3)2 + Ag =>
Cu(s) + 2 AgNo3(aq) = Cu(No3)2 + 2 Ag
MgI2 + Mn(SO3)2 = MgSO3 + MnI4 =>
2 MgI2 + Mn(SO3)2 = 2 MgSO3 + MnI4
W + HNO3 = WNO3 + H2 =>
2 W + 2 HNO3 = 2 WNO3 + H2
CS2 + O2 = CO2 + SO2 =>
CS2 + 3 O2 = CO2 + 2 SO2
C + S2 + KNO3 = KS2 + N2 + CO2 =>
3 C + 2 S2 + 2 KNO3 = 2 KS2 + N2 + 3 CO2
H2O + HBr = H3O + Br =>
H2O + HBr = H3O + Br
KMnO4 + H2C2O2 = K2CO3 + MnO2 + CO2 + H2O =>
2 KMnO4 + H2C2O2 = K2CO3 + 2 MnO2 + CO2 + H2O
S2O3{2-} + H2O2 = H2O + SO4{2-} + H{+} =>
S2O3{2-} + 4 H2O2 = 3 H2O + 2 SO4{2-} + 2 H{+}
HOC6H4CH2OH + NaOH = NaOC6H4CH2ONa + H2O =>
HOC6H4CH2OH + 2 NaOH = NaOC6H4CH2ONa + 2 H2O
KI + Cu(SO4) = CuI2 + K2(SO4) =>
2 KI + Cu(SO4) = CuI2 + K2(SO4)
VCl5 + Li3PO4 = Li3Cl5 + VPO4 =>
VCl5 + Li3PO4 = Li3Cl5 + VPO4
Cr2O3 + KOH + Cl2 = K2CrO4 + KCl + H2O =>
Cr2O3 + 10 KOH + 3 Cl2 = 2 K2CrO4 + 6 KCl + 5 H2O
(NH4)2SO4 + HBr = H2SO4 + NH4Br =>
(NH4)2SO4 + 2 HBr = H2SO4 + 2 NH4Br
MnSO4 + H2O = Mn(OH)2 + H2SO4 =>
MnSO4 + 2 H2O = Mn(OH)2 + H2SO4
K2(CO3) + CaSO4 = CaCO3 + K2SO4 =>
K2(CO3) + CaSO4 = CaCO3 + K2SO4
C5H8O2 + NaH + HCl = C5H12O2 + NaCl =>
C5H8O2 + 2 NaH + 2 HCl = C5H12O2 + 2 NaCl
Mg + Mg(OH)2 = Mg3(OH)2 =>
2 Mg + Mg(OH)2 = Mg3(OH)2
NH4NO3 + Ca = NH3 + CaNO3 + H2 =>
2 NH4NO3 + 2 Ca = 2 NH3 + 2 CaNO3 + H2
FeO + H2O = FeO(OH) + H2 =>
2 FeO + 2 H2O = 2 FeO(OH) + H2
KCIO3 = KCIO4 + KCI = =>
4 KCIO3 = 3 KCIO4 + KCI
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