| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 H(NO3) + Mn(OH)2 = 2 H(OH) + Mn(NO3)2
Mg(s) + N2(s) = Mg3N2 =>
3 Mg(s) + N2(s) = Mg3N2
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
NH4OH(ac) + H2SO4(ac) = (NH4)2SO4(ac) + H2O(l) =>
2 NH4OH(ac) + H2SO4(ac) = (NH4)2SO4(ac) + 2 H2O(l)
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Ag + H2S + O3 = Ag2S + H2O =>
6 Ag + 3 H2S + O3 = 3 Ag2S + 3 H2O
Fe3O4 + CO = Fe + CO2 =>
Fe3O4 + 4 CO = 3 Fe + 4 CO2
C6H4CH3NO2 + KMnO4 + H2SO4 = C6H4COOHNO2 + K2SO4 + MnSO4 + H2O =>
5 C6H4CH3NO2 + 6 KMnO4 + 9 H2SO4 = 5 C6H4COOHNO2 + 3 K2SO4 + 6 MnSO4 + 14 H2O
NaOH + K2(SO4) = Na2(SO4) + KOH =>
2 NaOH + K2(SO4) = Na2(SO4) + 2 KOH
FeCl3 + HNO3 = Fe(NO3)3 + ClH =>
FeCl3 + 3 HNO3 = Fe(NO3)3 + 3 ClH
KBrO3 + I2 = KIO3 + Br2 =>
2 KBrO3 + I2 = 2 KIO3 + Br2
HNO3 + CH3CH2CH2NH2 = CH3CH2CH2OH + N2 + H =>
HNO3 + 3 CH3CH2CH2NH2 = 3 CH3CH2CH2OH + 2 N2 + 4 H
SF2 = S + F =>
SF2 = S + 2 F
NaOH(s) + CaCl2(aq) = NaCl(aq) + Ca(OH)2(s) =>
2 NaOH(s) + CaCl2(aq) = 2 NaCl(aq) + Ca(OH)2(s)
KMnO4 + HCl + NaCl = K3MnCl6 + Na3MnCl6 + Cl2 + H2O =>
3 KMnO4 + 24 HCl + 6 NaCl = K3MnCl6 + 2 Na3MnCl6 + 6 Cl2 + 12 H2O
Zn + NaOH + H2O = Na2Zn(OH)4 + H2 =>
Zn + 2 NaOH + 2 H2O = Na2Zn(OH)4 + H2
AuCl3 + CO = Au4Cl8 + COCl2 =>
4 AuCl3 + 2 CO = Au4Cl8 + 2 COCl2
HBr + H2(SO4) = Br2 + SO2 + H2O =>
2 HBr + H2(SO4) = Br2 + SO2 + 2 H2O
Ge3N4 + H2O = Ge(OH)4 + NH3 =>
Ge3N4 + 12 H2O = 3 Ge(OH)4 + 4 NH3
Pt + NH3 + CuCl2 = Pt(NH2)2Cl2 + HCl + Cu =>
Pt + 2 NH3 + 2 CuCl2 = Pt(NH2)2Cl2 + 2 HCl + 2 Cu
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
Ca + ZnO = CaO + Zn =>
Ca + ZnO = CaO + Zn
Zn + Au(NO3) = Zn(NO3)2 + Au =>
Zn + 2 Au(NO3) = Zn(NO3)2 + 2 Au
Ca + Zn(NO3)2 = Ca(NO3)2 + Zn =>
Ca + Zn(NO3)2 = Ca(NO3)2 + Zn
Cr + Mg{2+} = Cr{3+} + Mg =>
2 Cr + 3 Mg{2+} = 2 Cr{3+} + 3 Mg
Sn + Se = SnSe2 =>
Sn + 2 Se = SnSe2
C3H9Al + H2O = CH4 + Al2O3 =>
2 C3H9Al + 3 H2O = 6 CH4 + Al2O3
Mn + Yb + S = MnYb2S4 =>
Mn + 2 Yb + 4 S = MnYb2S4
H2S + HNO3 = H2SO4 + NO2 + H2O =>
H2S + 8 HNO3 = H2SO4 + 8 NO2 + 4 H2O
BrO3{-}(aq) + N2H4(aq) + H{+}(aq) = Br2(l) + N2(g) + H2O(l) =>
4 BrO3{-}(aq) + 5 N2H4(aq) + 4 H{+}(aq) = 2 Br2(l) + 5 N2(g) + 12 H2O(l)
HCOOH + KMnO4 = H2O + KOH + CO2 + MnO2 =>
3 HCOOH + 2 KMnO4 = 2 H2O + 2 KOH + 3 CO2 + 2 MnO2
Ca + H + P + O = CaHPO4 =>
Ca + H + P + 4 O = CaHPO4
NaC9H7O4 + HCl = NaC9H8O4 + Cl =>
NaC9H7O4 + HCl = NaC9H8O4 + Cl
Mg + (ClO3)2 = Mg(ClO3)2 =>
Mg + (ClO3)2 = Mg(ClO3)2
NaOH(aq) + KHC8H4O4(s) = NaKC8H4O4(aq) + H2O(l) =>
NaOH(aq) + KHC8H4O4(s) = NaKC8H4O4(aq) + H2O(l)
LiF + KCl = LiCl + KF =>
LiF + KCl = LiCl + KF
KHC3H4O4 + NaOH = NaKC3H4O4 + H2O =>
KHC3H4O4 + NaOH = NaKC3H4O4 + H2O
MgCl2 + H2O = Mg(OH)2 + HCl =>
MgCl2 + 2 H2O = Mg(OH)2 + 2 HCl
Zn + (NO3)2 = Zn(NO3)2 =>
Zn + (NO3)2 = Zn(NO3)2
Ca(OH)2 + P2O5 = Ca3(PO4)2 + H3PO4 =>
3 Ca(OH)2 + 2 P2O5 = Ca3(PO4)2 + 2 H3PO4
AgBr + Na2S2O3 = Na3Ag(S2O3)2 + NaBr =>
AgBr + 2 Na2S2O3 = Na3Ag(S2O3)2 + NaBr
FeO(s) + Mg(s) = Fe(l) + MgO(s) =>
FeO(s) + Mg(s) = Fe(l) + MgO(s)
HL = H + L =>
HL = H + L
C9H10O + C2H5NO = C10H15N + CO2 =>
C9H10O + C2H5NO = C10H15N + CO2
Fe2 + O2 = Fe4O =>
4 Fe2 + O2 = 2 Fe4O
CH2O + NaCl + H2SO4 = CH2Cl2 + NaHSO4 + H2O =>
CH2O + 2 NaCl + 2 H2SO4 = CH2Cl2 + 2 NaHSO4 + H2O
C2O = C + O =>
C2O = 2 C + O
KL + Cu(NO3)2 = CuL2 + KNO3 =>
2 KL + Cu(NO3)2 = CuL2 + 2 KNO3
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/26/24
Équations équilibrées sur11/25/23
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