| Équations équilibrées la veille |
15 C2H5OH + 4 KMnO4 + 6 H2SO4 = 10 C2H5CHO + 2 K2SO4 + 4 MnSO4 + 21 H2O
SH2 + Na(OH) = SNa2 + H2O =>
SH2 + 2 Na(OH) = SNa2 + 2 H2O
K + HNO3 = KNO3 + N2 + H2O =>
10 K + 12 HNO3 = 10 KNO3 + N2 + 6 H2O
Na3(PO4) + MgSO4 = Na2SO4 + Mg3(PO4)2 =>
2 Na3(PO4) + 3 MgSO4 = 3 Na2SO4 + Mg3(PO4)2
KIO3 + C2H5OH = CO2 + H2O + KI =>
2 KIO3 + C2H5OH = 2 CO2 + 3 H2O + 2 KI
SnCl2 + HgCl2 = HgCl + SnCl4 =>
SnCl2 + 2 HgCl2 = 2 HgCl + SnCl4
Ba(OH)2 + AgClO4 = AgOH + Ba(ClO4)2 =>
Ba(OH)2 + 2 AgClO4 = 2 AgOH + Ba(ClO4)2
NaAlO2 + H2SO4 = Al2(SO4)3 + H2O + Na2SO4 =>
2 NaAlO2 + 4 H2SO4 = Al2(SO4)3 + 4 H2O + Na2SO4
AlCl3 + KOH = Al(OH)3 + KCl =>
AlCl3 + 3 KOH = Al(OH)3 + 3 KCl
HCl + MgO2H2 = MgCl2 + H2O =>
2 HCl + MgO2H2 = MgCl2 + 2 H2O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
AgI + Na2S = Ag2S + NaI =>
2 AgI + Na2S = Ag2S + 2 NaI
N2SO4 + KOH = K2SO4 + NOH =>
N2SO4 + 2 KOH = K2SO4 + 2 NOH
KOH(aq) + Cr(NO3)3(aq) = Cr(OH)3 + KNO3(aq) =>
3 KOH(aq) + Cr(NO3)3(aq) = Cr(OH)3 + 3 KNO3(aq)
HC6H5CO2 = CO2 + C6H6 =>
HC6H5CO2 = CO2 + C6H6
Al(C2H3O2)3 + Na2C2O4 = Al2(C2O4)3 + NaC2H3O2 =>
2 Al(C2H3O2)3 + 3 Na2C2O4 = Al2(C2O4)3 + 6 NaC2H3O2
CuOH2S = CuSH2O =>
CuOH2S = CuSH2O
K4Fe(CN)6 + H2SO4 + H2O = K2SO4 + FeSO4 + (NH4)2SO4 + CO =>
K4Fe(CN)6 + 6 H2SO4 + 6 H2O = 2 K2SO4 + FeSO4 + 3(NH4)2SO4 + 6 CO
C4H9OH(l) + O2(g) = CO2(g) + H2O(l) =>
C4H9OH(l) + 6 O2(g) = 4 CO2(g) + 5 H2O(l)
Cl2 + KBr = KCl + Br2 =>
Cl2 + 2 KBr = 2 KCl + Br2
Sc + O3 = Sc2O3 =>
2 Sc + O3 = Sc2O3
F2 + FeI3 = I2 + FeF3 =>
3 F2 + 2 FeI3 = 3 I2 + 2 FeF3
Fe3O4 + HCl = FeCl3 + H2O + H2 =>
2 Fe3O4 + 18 HCl = 6 FeCl3 + 8 H2O + H2
Fe(s)Na3PO4(aq) = FePO4(aq)Na3(s) =>
Fe(s)Na3PO4(aq) = FePO4(aq)Na3(s)
HgSO4 + (NH4)(NO3) = Hg(NO3) + (NH4)SO4 =>
HgSO4 + (NH4)(NO3) = Hg(NO3) + (NH4)SO4
F2 + FeI3 = I2 + FeF3 =>
3 F2 + 2 FeI3 = 3 I2 + 2 FeF3
CuSFeS2 + HNO3 = Fe(NO3)3 + Cu(NO3)2 + H2SO4 + NO + H2O =>
3 CuSFeS2 + 38 HNO3 = 3 Fe(NO3)3 + 3 Cu(NO3)2 + 9 H2SO4 + 23 NO + 10 H2O
C13H10NaO + Co2(CO)8 = CoNa(CO)4 + C13H10O =>
2 C13H10NaO + Co2(CO)8 = 2 CoNa(CO)4 + 2 C13H10O
Mn{3+} + Sn{2+} = Mn{2+} + Sn{4+} =>
2 Mn{3+} + Sn{2+} = 2 Mn{2+} + Sn{4+}
CaBr2 + K(OH) = Ca(OH)2 + KBr =>
CaBr2 + 2 K(OH) = Ca(OH)2 + 2 KBr
H2S + Cl2 = HCl + S2Cl2 =>
2 H2S + 3 Cl2 = 4 HCl + S2Cl2
C2H8N2 + N2O4 = N2 + C03 + H2O =>
3 C2H8N2 + 3 N2O4 = 6 N2 + 2 C03 + 12 H2O
H3O{+} + HCrO4{-} + I{-} = Cr{3+} + I2 + H2O =>
14 H3O{+} + 2 HCrO4{-} + 6 I{-} = 2 Cr{3+} + 3 I2 + 22 H2O
N2H4 = H3 + N22 =>
33 N2H4 = 44 H3 + 3 N22
Pb(NO3)2(aq) + FeI3(aq) = PbI2(s) + Fe(NO3)3(aq) =>
3 Pb(NO3)2(aq) + 2 FeI3(aq) = 3 PbI2(s) + 2 Fe(NO3)3(aq)
Ag(NO3) + CuBr2 = AgBr + Cu(NO3)2 =>
2 Ag(NO3) + CuBr2 = 2 AgBr + Cu(NO3)2
MnSO4 + ZnSO4 + KMnO4 + H2O = [Zn(OH)2]2[MnO2] + KHSO4 + H2SO4 =>
3 MnSO4 + 10 ZnSO4 + 2 KMnO4 + 22 H2O = 5[Zn(OH)2]2[MnO2] + 2 KHSO4 + 11 H2SO4
K2O + P410 = K + PO4 =>
1640 K2O + P410 = 3280 K + 410 PO4
Ca(g) + N2(g) = CaN2(g) =>
Ca(g) + N2(g) = CaN2(g)
C3H11OH + C4H9COOH = H2O + C4H9COOC3H7 =>
3 C3H11OH + 11 C4H9COOH = 9 H2O + 8 C4H9COOC3H7
HF + Fe2(CO3)3 = H2CO3 + FeF3 =>
6 HF + Fe2(CO3)3 = 3 H2CO3 + 2 FeF3
HCOOH + Na = HCOONa + H2 =>
2 HCOOH + 2 Na = 2 HCOONa + H2
BaO2 + HCl = BaCl2 + H2O2 =>
BaO2 + 2 HCl = BaCl2 + H2O2
C6H5ONa + NaHCO3 = C6H5OH + Na2CO3 =>
C6H5ONa + NaHCO3 = C6H5OH + Na2CO3
KI + Co(OH)3 + H2SO4 = CoSO4 + K2SO4 + H2O + I2 =>
2 KI + 2 Co(OH)3 + 3 H2SO4 = 2 CoSO4 + K2SO4 + 6 H2O + I2
Mg(NO3)2 + K2(CrO3) = Mg(CrO3) + K2(NO3)2 =>
Mg(NO3)2 + K2(CrO3) = Mg(CrO3) + K2(NO3)2
KMnO4 + Na2C2O2 + H2SO4 = K2SO4 + Na2SO4 + MnSO4 + CO2 + H2O =>
6 KMnO4 + 5 Na2C2O2 + 14 H2SO4 = 3 K2SO4 + 5 Na2SO4 + 6 MnSO4 + 10 CO2 + 14 H2O
AlCl3 + Na2O = NaCl + Al2O3 =>
2 AlCl3 + 3 Na2O = 6 NaCl + Al2O3
NH3 + CH3COOH = CH3COONH2 + H2 =>
NH3 + CH3COOH = CH3COONH2 + H2
CH3CHO + Cr2O7{2-} + H{+} = CH3COOH + Cr3{+} + H2O =>
17 CH3CHO + 3 Cr2O7{2-} + 8 H{+} = 17 CH3COOH + 2 Cr3{+} + 4 H2O
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