| Équations équilibrées la veille |
2 AgOH + CuSO4 = Ag2SO4 + Cu(OH)2
Cr(OH)3 + H2S = Cr2S3 + H2O =>
2 Cr(OH)3 + 3 H2S = Cr2S3 + 6 H2O
MnO2 + KCl + H2SO4 = K2SO4 + Cl2 + MnSO4 + H2O =>
MnO2 + 2 KCl + 2 H2SO4 = K2SO4 + Cl2 + MnSO4 + 2 H2O
HNO3(aq) + H2S(g) = NO(g) + H2O(g) + S(s) =>
2 HNO3(aq) + 3 H2S(g) = 2 NO(g) + 4 H2O(g) + 3 S(s)
(NH4)2SO4 + NH4H2PO4 = NH4H2PO4(NH4)2SO4 =>
(NH4)2SO4 + NH4H2PO4 = NH4H2PO4(NH4)2SO4
Be(NO3)2 + H3PO4 = Be3(PO4)2 + HNO3 =>
3 Be(NO3)2 + 2 H3PO4 = Be3(PO4)2 + 6 HNO3
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
Na2CO3 + NiSO4 = Na2SO4 + NiCO3 =>
Na2CO3 + NiSO4 = Na2SO4 + NiCO3
CH3CH(OH)CH2CH3 + H2SO4 = CH3CHOCHCH3SO2 + H2O =>
CH3CH(OH)CH2CH3 + H2SO4 = CH3CHOCHCH3SO2 + 2 H2O
NBr(CH3)4 + ZnBr2 = Zn((CH3)4)NBr3 =>
NBr(CH3)4 + ZnBr2 = Zn((CH3)4)NBr3
K2Cr2O7 + NaNO2 + H2SO4 = Cr2(SO4)3 + NaNO3 + K2SO4 + H2O =>
K2Cr2O7 + 3 NaNO2 + 4 H2SO4 = Cr2(SO4)3 + 3 NaNO3 + K2SO4 + 4 H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
C2H5Br + C6H6 = HBr + C2H5C6H6 =>
9 C2H5Br + 5 C6H6 = 9 HBr + 6 C2H5C6H6
KOH + C6H5NH2 + CHCl3 = KCl + C6H5NC + H2O =>
3 KOH + C6H5NH2 + CHCl3 = 3 KCl + C6H5NC + 3 H2O
CaS + O2 = Ca2O3 + SO2 =>
4 CaS + 7 O2 = 2 Ca2O3 + 4 SO2
NH4VO3 + HCl = NH4V3O8 + NH4Cl + H2O =>
3 NH4VO3 + 2 HCl = NH4V3O8 + 2 NH4Cl + H2O
Ni(ClO4) = NiCl + O2 =>
Ni(ClO4) = NiCl + 2 O2
Cu(CO3) = Cu + C + O2 =>
2 Cu(CO3) = 2 Cu + 2 C + 3 O2
NH4OH + H2SO4 = (NH4)2SO4 + H2O =>
2 NH4OH + H2SO4 = (NH4)2SO4 + 2 H2O
As3S5 + HNO3 + H2O = H2SO4 + H3AsO4 + NO =>
As3S5 + 15 HNO3 + 2 H2O = 5 H2SO4 + 3 H3AsO4 + 15 NO
NaMnO4 + HF = H2O + NaF + MnF2 + F2 =>
2 NaMnO4 + 16 HF = 8 H2O + 2 NaF + 2 MnF2 + 5 F2
C20H30O5 + O2 = H2O + CO2 =>
C20H30O5 + 25 O2 = 15 H2O + 20 CO2
H2O + Ba(C2H3O2)2 = HC2H3O2 + Ba(OH)2 =>
2 H2O + Ba(C2H3O2)2 = 2 HC2H3O2 + Ba(OH)2
Zn(s) + HC2H3O2(aq) = ZnC2H3O2(aq) + H2(g) =>
2 Zn(s) + 2 HC2H3O2(aq) = 2 ZnC2H3O2(aq) + H2(g)
Zn + MnO2 + NH4{+} = Zn{+2} + Mn2O3 + H2O + NH3 =>
Zn + 2 MnO2 + 2 NH4{+} = Zn{+2} + Mn2O3 + H2O + 2 NH3
Ag + ZnCo3 = AgCo3 + Zn =>
Ag + ZnCo3 = AgCo3 + Zn
NaAlO2 + HCl + H2O = Al(OH)3 + NaCl =>
NaAlO2 + HCl + H2O = Al(OH)3 + NaCl
Pb(OH)2 + HCl = PbCl2 + H2O =>
Pb(OH)2 + 2 HCl = PbCl2 + 2 H2O
SiH4 + KMnO4 = KOH + MnO2 + SiO2 + H2O =>
3 SiH4 + 8 KMnO4 = 8 KOH + 8 MnO2 + 3 SiO2 + 2 H2O
H2O(l) + Al(s) = H2(g) + Al(OH)3 =>
6 H2O(l) + 2 Al(s) = 3 H2(g) + 2 Al(OH)3
C500H1002 + O2 = CO2 + H2O =>
2 C500H1002 + 1501 O2 = 1000 CO2 + 1002 H2O
K3PO4 + MgCl2 = K3Cl3 + Mg3(PO4)2 =>
2 K3PO4 + 3 MgCl2 = 2 K3Cl3 + Mg3(PO4)2
NH3 + H2O = H3O + HNO3 =>
NH3 + 11 H2O = 8 H3O + HNO3
Li + Ag2SO4 = Ag + LiSO4 =>
Li + Ag2SO4 = 2 Ag + LiSO4
Th(NO3)4 + (NH4)2C2O4 = (NH4)4(Th(C2O4)4) + NH4NO3 =>
Th(NO3)4 + 4(NH4)2C2O4 = (NH4)4(Th(C2O4)4) + 4 NH4NO3
BeCl2 + LiAlH4 = HCl + LiAl + Be =>
2 BeCl2 + LiAlH4 = 4 HCl + LiAl + 2 Be
SiO4(aq) + H = Si(OH)4(s) =>
SiO4(aq) + 4 H = Si(OH)4(s)
KHS + MnO2 + H2SO4 = MnSO4 + K2SO4 + H2O =>
2 KHS + 8 MnO2 + 7 H2SO4 = 8 MnSO4 + K2SO4 + 8 H2O
MnO2 = Mn + MnO4 =>
2 MnO2 = Mn + MnO4
Li2SO4 + Ba(CIO4)2 = BaSO4 + LiCIO4 =>
Li2SO4 + Ba(CIO4)2 = BaSO4 + 2 LiCIO4
Cu(NO3)2 + Li2S = CuS + Li2(NO3)2 =>
Cu(NO3)2 + Li2S = CuS + Li2(NO3)2
K4Fe(CN)6 + KMnO4 + H2SO4(aq) = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4(aq) = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
CaBr2 + K2S = KBr + CaS =>
CaBr2 + K2S = 2 KBr + CaS
Ba(s) + HBr(aq) = H2 + BaBr2 =>
Ba(s) + 2 HBr(aq) = H2 + BaBr2
CrO7{2-} + Cl{-} + H{+} = Cr{3+} + H2O + Cl2 =>
2 CrO7{2-} + 18 Cl{-} + 28 H{+} = 2 Cr{3+} + 14 H2O + 9 Cl2
N + B2O3 = B4N3 + NO2 =>
6 N + 2 B2O3 = B4N3 + 3 NO2
Cl + B = BCl3 =>
3 Cl + B = BCl3
KOH + C17H37COOH = C17H37COOK + H2O =>
KOH + C17H37COOH = C17H37COOK + H2O
[Al(H2O)6]{3+} + NaOH = Na{+} + H2O + [Al(H2O)5OH]{2+} =>
[Al(H2O)6]{3+} + NaOH = Na{+} + H2O + [Al(H2O)5OH]{2+}
Mg + HNO2 = MgHNO2 =>
Mg + HNO2 = MgHNO2
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