| Équations équilibrées la veille |
2 N3H2 = 2 H2 + 3 N2
K2S + HNO3 = S + KNO3 + NO + H2O =>
3 K2S + 8 HNO3 = 3 S + 6 KNO3 + 2 NO + 4 H2O
O2H6 + O2 = H2O =>
2 O2H6 + O2 = 6 H2O
Fe(OH)3 + H2Cr2O7 = H2O + Fe2(Cr2O7)3 =>
2 Fe(OH)3 + 3 H2Cr2O7 = 6 H2O + Fe2(Cr2O7)3
ClO3{-} + MnO4{-} + H{+} = ClO4{-} + H2O + Mn{2+} =>
5 ClO3{-} + 2 MnO4{-} + 6 H{+} = 5 ClO4{-} + 3 H2O + 2 Mn{2+}
AlBr3(s) + Cl2(g) = AlCl3 + Br2 =>
2 AlBr3(s) + 3 Cl2(g) = 2 AlCl3 + 3 Br2
P4 + CI = PCI =>
P4 + 4 CI = 4 PCI
CuCO3 = CO2 + CuO =>
CuCO3 = CO2 + CuO
Cd3(PO4)2 + (NH4)2S = CdS + (NH4)3PO4 =>
Cd3(PO4)2 + 3(NH4)2S = 3 CdS + 2(NH4)3PO4
NiCl2 + NH3 = NiNH3 + Cl2 =>
NiCl2 + NH3 = NiNH3 + Cl2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Ag2SO4(aq) + AlCl3(aq) = AgCl(s) + Al2(SO4)3(aq) =>
3 Ag2SO4(aq) + 2 AlCl3(aq) = 6 AgCl(s) + Al2(SO4)3(aq)
AgBr + Cl2 = AgCl + Br2 =>
2 AgBr + Cl2 = 2 AgCl + Br2
Na2SO4 + BaCl2 = NaCl + BaSO4 =>
Na2SO4 + BaCl2 = 2 NaCl + BaSO4
AgBr + Cl2 = AgCl + Br2 =>
2 AgBr + Cl2 = 2 AgCl + Br2
KOH + Pb(NO3) = K(NO3) + PbOH =>
KOH + Pb(NO3) = K(NO3) + PbOH
Na2CrO4 + Ag2SO4 = Na2SO4 + Ag2CrO4 =>
Na2CrO4 + Ag2SO4 = Na2SO4 + Ag2CrO4
C2 + ZnO2 = Zn2 + CO =>
2 C2 + 2 ZnO2 = Zn2 + 4 CO
K2Cr2O7 + NO2 + HNO = KNO3 + Cr(NO3)2 + H2O =>
3 K2Cr2O7 + 16 NO2 + 2 HNO = 6 KNO3 + 6 Cr(NO3)2 + H2O
Hf + N2 = Hf3N4 =>
3 Hf + 2 N2 = Hf3N4
PbN2 + NaCl = PbCl + NaN2 =>
PbN2 + NaCl = PbCl + NaN2
LiBr + AlCl = LiCl + AlBr =>
LiBr + AlCl = LiCl + AlBr
PCl3 + H2O = H3PO3 + H3O + Cl =>
PCl3 + 6 H2O = H3PO3 + 3 H3O + 3 Cl
H2C2O4*6H2O + NaOH = H2O + Na2C2O4 =>
H2C2O4*6H2O + 2 NaOH = 8 H2O + Na2C2O4
Cr2(SO3)3 + Ca(CN)2 = Cr(CN)3 + CaSO3 =>
Cr2(SO3)3 + 3 Ca(CN)2 = 2 Cr(CN)3 + 3 CaSO3
KBrO2 = KBr + O2 =>
KBrO2 = KBr + O2
Pb(OH)2 + HNO3 = Pb(NO3)2 + H2O =>
Pb(OH)2 + 2 HNO3 = Pb(NO3)2 + 2 H2O
Rn(C2H3O2)3 + Ca(OH)2 = Rn(OH)3 + Ca(C2H3O2)2 =>
2 Rn(C2H3O2)3 + 3 Ca(OH)2 = 2 Rn(OH)3 + 3 Ca(C2H3O2)2
Na + H(OH) = Na(OH) + H2 =>
2 Na + 2 H(OH) = 2 Na(OH) + H2
Pb(OH)2 + HNO3 = Pb(NO3)2 + H2O =>
Pb(OH)2 + 2 HNO3 = Pb(NO3)2 + 2 H2O
Bi + H2O = Bi2O3 + H2 =>
2 Bi + 3 H2O = Bi2O3 + 3 H2
W2 = W3 =>
3 W2 = 2 W3
Ba(OH)2 + Fe = Fe(OH)3 + Ba =>
3 Ba(OH)2 + 2 Fe = 2 Fe(OH)3 + 3 Ba
CaO(ac) + H2O(l) = Ca(OH)2 =>
CaO(ac) + H2O(l) = Ca(OH)2
HCl + Al = H3 + AlCl3 =>
3 HCl + Al = H3 + AlCl3
Al2O3 + H2SO4 = Al2(SO4)3 + H2O =>
Al2O3 + 3 H2SO4 = Al2(SO4)3 + 3 H2O
H3PO3 + Cr(OH)2 = Cr3(PO3)2 + H2O =>
2 H3PO3 + 3 Cr(OH)2 = Cr3(PO3)2 + 6 H2O
MnSO4 + NaBiO3 + H2O = MnO2 + BiOHSO4 + NaOH =>
MnSO4 + NaBiO3 + H2O = MnO2 + BiOHSO4 + NaOH
HCl + Cr = Cr2Cl + H2 =>
2 HCl + 4 Cr = 2 Cr2Cl + H2
XBaCl2 + H2SO4 = XBaSO4 + HCl =>
XBaCl2 + H2SO4 = XBaSO4 + 2 HCl
Al2(SO4)8 + Ca(OH)2 = Al(OH)8 + CaSO4 =>
Al2(SO4)8 + 8 Ca(OH)2 = 2 Al(OH)8 + 8 CaSO4
P4O16 + H2O = H3P + O4 =>
2 P4O16 + 12 H2O = 8 H3P + 11 O4
Na2SO4 + AlBr3 = NaBr + Al2(SO4)3 =>
3 Na2SO4 + 2 AlBr3 = 6 NaBr + Al2(SO4)3
KBr + HClO + CCl4 = KCl + HCl + CO + Br2 =>
4 KBr + HClO + CCl4 = 4 KCl + HCl + CO + 2 Br2
PbCu(NO3)2 = Pb(NO3)2 + Cu =>
PbCu(NO3)2 = Pb(NO3)2 + Cu
AgF + AlCl3 = Al(aq) + F(aq) + AgCl(s) =>
3 AgF + AlCl3 = Al(aq) + 3 F(aq) + 3 AgCl(s)
V2O5 + HCl = VOCl3 + H2O =>
V2O5 + 6 HCl = 2 VOCl3 + 3 H2O
Ga2O3(s) + H2O(aq) = Ga(OH)3 =>
Ga2O3(s) + 3 H2O(aq) = 2 Ga(OH)3
CH4 = C + H =>
CH4 = C + 4 H
C4H4O1 + O2 = CO2 + H2O =>
2 C4H4O1 + 9 O2 = 8 CO2 + 4 H2O
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Équations équilibrées sur01/07/25
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