| Équations équilibrées la veille |
Na + Cu2NO3 = NaNO3 + Cu2
KOH + Br = KBr + H2O + KBrO3 =>
6 KOH + 6 Br = 5 KBr + 3 H2O + KBrO3
CuCl2 + AgNO3 = Cu(NO3)2 + AgCl = =>
CuCl2 + 2 AgNO3 = Cu(NO3)2 + 2 AgCl
KOH + Br = KBr + H2O + KBrO3 =>
6 KOH + 6 Br = 5 KBr + 3 H2O + KBrO3
HF + Ca(CO3) = H2O + CO2 + CaF2 =>
2 HF + Ca(CO3) = H2O + CO2 + CaF2
KOH + Br = KBr + H2O + KBrO3 =>
6 KOH + 6 Br = 5 KBr + 3 H2O + KBrO3
C12H22O13(s) + O2(g) = CO2(g) + H2O(g) =>
C12H22O13(s) + 11 O2(g) = 12 CO2(g) + 11 H2O(g)
CuO(s) + CH4(s) = Cu(s) + CO2(g) + H2O(l) =>
4 CuO(s) + CH4(s) = 4 Cu(s) + CO2(g) + 2 H2O(l)
(H2O2) = H + O =>
(H2O2) = 2 H + 2 O
KI + NaBiO3 + H2SO4 = Bi2(SO3)3 + H2O + Na2SO4 + KIO3 =>
5 KI + 6 NaBiO3 + 12 H2SO4 = 3 Bi2(SO3)3 + 12 H2O + 3 Na2SO4 + 5 KIO3
HCl + AlCl3 = AlH + Cl2 =>
HCl + AlCl3 = AlH + 2 Cl2
KO2 + CO2 = K4CO4O5 + O =>
4 KO2 + CO2 = K4CO4O5 + O
Zr(OH)4 + HNO3(aq) = Zr(NO3)4(aq) + H2O(l) =>
Zr(OH)4 + 4 HNO3(aq) = Zr(NO3)4(aq) + 4 H2O(l)
P + KClO3 + H2O = H3PO4 + KCl =>
6 P + 5 KClO3 + 9 H2O = 6 H3PO4 + 5 KCl
(MgSO4)6H2O = MgSO4 + H2O =>
(MgSO4)6H2O = 6 MgSO4 + H2O
KMnO4 + H2CO + H2SO4 = CO2 + MnSO4 + K2SO4 + H2O =>
4 KMnO4 + 5 H2CO + 6 H2SO4 = 5 CO2 + 4 MnSO4 + 2 K2SO4 + 11 H2O
KOH + Br = KBr + H2O + KBrO3 =>
6 KOH + 6 Br = 5 KBr + 3 H2O + KBrO3
CH3COOH + OHC2H5 = H3CCOOCH2CH3 + H2O =>
CH3COOH + OHC2H5 = H3CCOOCH2CH3 + H2O
Sc + HNO3 = Sc(NO3)3 + NO + H2O =>
Sc + 4 HNO3 = Sc(NO3)3 + NO + 2 H2O
KOH + Br = KBr + H2O + KBrO3 =>
6 KOH + 6 Br = 5 KBr + 3 H2O + KBrO3
K3P + CaF2 = Ca3P2 + KF =>
2 K3P + 3 CaF2 = Ca3P2 + 6 KF
K2SO3(aq) + HNO3(aq) = K2NO3 + SO3H =>
K2SO3(aq) + HNO3(aq) = K2NO3 + SO3H
CaCl2 + Na4C = Ca2C + Cl + Na =>
2 CaCl2 + Na4C = Ca2C + 4 Cl + 4 Na
C6H12(l) + O2(g) = C6H10(l) + H2O(l) =>
2 C6H12(l) + O2(g) = 2 C6H10(l) + 2 H2O(l)
K3[Fe(C2O4)3] + CaCl2 = KCl + FeCl3 + CaC2O4 =>
K3[Fe(C2O4)3] + 3 CaCl2 = 3 KCl + FeCl3 + 3 CaC2O4
MgSO4(H2O)5 = MgSO4 + H2O =>
MgSO4(H2O)5 = MgSO4 + 5 H2O
Na2[Pb(OH)4] + H2O2 = PbO2 + NaOH + H2O =>
Na2[Pb(OH)4] + H2O2 = PbO2 + 2 NaOH + 2 H2O
Al4C3 + H2O = Al(OH)3 + C2H2 + H2 =>
2 Al4C3 + 24 H2O = 8 Al(OH)3 + 3 C2H2 + 9 H2
P2 + O2 + N2 = P4O6N86 =>
2 P2 + 3 O2 + 43 N2 = P4O6N86
SiO2 + Ca3(PO4)2 = CaSiO3 + P4O10 =>
6 SiO2 + 2 Ca3(PO4)2 = 6 CaSiO3 + P4O10
K2CrO4(aq) + SnF4(aq) = KF + Sn(CrO4)2 =>
2 K2CrO4(aq) + SnF4(aq) = 4 KF + Sn(CrO4)2
Na + N2 = Na3N =>
6 Na + N2 = 2 Na3N
(Na2)2CO3 + MgSO4 = (Na2)2SO4 + MgCO3 =>
(Na2)2CO3 + MgSO4 = (Na2)2SO4 + MgCO3
Cr2O7{-} + HNO2 + H{+} = Cr{3+} + NO3{-} + H2O =>
2 Cr2O7{-} + 7 HNO2 + 7 H{+} = 4 Cr{3+} + 7 NO3{-} + 7 H2O
K2C2O4*H2O + H2C2O4*2H2O + K2Cr2O7 = K3[Cr(C2O4)3]*2H2O + CO2 + H2O =>
2 K2C2O4*H2O + 7 H2C2O4*2H2O + K2Cr2O7 = 2 K3[Cr(C2O4)3]*2H2O + 6 CO2 + 19 H2O
Mn(s) + Pb(NO3)2(aq) = Pb(s) + Mn(NO3)2(aq) =>
Mn(s) + Pb(NO3)2(aq) = Pb(s) + Mn(NO3)2(aq)
KOH + Br = KBr + H2O + KBrO3 =>
6 KOH + 6 Br = 5 KBr + 3 H2O + KBrO3
Na2CO3 + CaSO4*2H2O = Na2SO4 + CaCO3 + H2O =>
Na2CO3 + CaSO4*2H2O = Na2SO4 + CaCO3 + 2 H2O
Pb(NO3) + FeBr3 = PbBr3 + Fe(NO3) =>
Pb(NO3) + FeBr3 = PbBr3 + Fe(NO3)
C2H5OH + KMnO4 + HCl = KCl + MnCl2 + CH3COOH + H2O =>
5 C2H5OH + 4 KMnO4 + 12 HCl = 4 KCl + 4 MnCl2 + 5 CH3COOH + 11 H2O
K{3+}PO{4-} + HCl = KCl + H{3+}PO{4-} =>
K{3+}PO{4-} + HCl = KCl + H{3+}PO{4-}
Mg(OH2) = Mg + O + H =>
Mg(OH2) = Mg + O + 2 H
Pb{2+} + FeCl3 = PbCl2 + Fe{3+} =>
3 Pb{2+} + 2 FeCl3 = 3 PbCl2 + 2 Fe{3+}
Cu + NaCl = Cu(NaCl) =>
Cu + NaCl = Cu(NaCl)
HClO4 + Cd = Cd(ClO4) + H2 =>
2 HClO4 + 2 Cd = 2 Cd(ClO4) + H2
C2H3O2F + O2 = CO + H2O2HF =>
C2H3O2F + O2 = 2 CO + H2O2HF
Al + NaOH + H2O = NaAl(OH)4 + H2 =>
2 Al + 2 NaOH + 6 H2O = 2 NaAl(OH)4 + 3 H2
Al2(CO3)3 + K2O = Al2O3 + K2CO3 =>
Al2(CO3)3 + 3 K2O = Al2O3 + 3 K2CO3
CH3CH2Br + CH3NH2 = CH3CH2NH2 + HBr =>
CH3CH2Br + 2 CH3NH2 = 2 CH3CH2NH2 + HBr
NaHCO3 + NH3 + H2O = NaOH + NH4HCO3 =>
NaHCO3 + NH3 + H2O = NaOH + NH4HCO3
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