| Équations équilibrées la veille |
FeCO3(s) + H2SO4(aq) = FeSO4(aq) + CO2(g) + H2O(l)
PbS2 + KF = PbF4 + K2S =>
PbS2 + 4 KF = PbF4 + 2 K2S
Zn + (CaOH)2 = ZnOH + Ca =>
2 Zn + (CaOH)2 = 2 ZnOH + 2 Ca
S + Cr2O3 = Cr2S3 + SO2 =>
9 S + 2 Cr2O3 = 2 Cr2S3 + 3 SO2
ReO2 + KNO3 = K2ReO4 + NO2 =>
ReO2 + 2 KNO3 = K2ReO4 + 2 NO2
Barium + water = hydrogen + bariumhydroxide =>
Ba + 2 H2O = H2 + Ba(OH)2
Fe3(PO4)2 + AgNO3 = Fe3NO3 + Ag(PO4)2 =>
Fe3(PO4)2 + AgNO3 = Fe3NO3 + Ag(PO4)2
FeI3 + Mg = Fe + MgI2 =>
2 FeI3 + 3 Mg = 2 Fe + 3 MgI2
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
NH4 + HC2H3O2 = H2 + NH4(C2H3O2) =>
2 NH4 + 2 HC2H3O2 = H2 + 2 NH4(C2H3O2)
K2S + K2Cr2O7 + H2O = Cr(OH)3 + S + KOH =>
3 K2S + K2Cr2O7 + 7 H2O = 2 Cr(OH)3 + 3 S + 8 KOH
Zn + CuSO4 = ZnSO4 + Cu =>
Zn + CuSO4 = ZnSO4 + Cu
C4H9OH + Na = C4H9NaOH =>
C4H9OH + Na = C4H9NaOH
S + H2O = H2S + O2 =>
2 S + 2 H2O = 2 H2S + O2
[Cr(H2O)6]{3+} + S{2-} = Cr[(H2O)3(OH)3] + H2S =>
2[Cr(H2O)6]{3+} + 3 S{2-} = 2 Cr[(H2O)3(OH)3] + 3 H2S
CH4O(s) + O2(g) = CO2(g) + H2O(l) =>
2 CH4O(s) + 3 O2(g) = 2 CO2(g) + 4 H2O(l)
Li2Se + O2 = LiO2 + Se =>
Li2Se + 2 O2 = 2 LiO2 + Se
S + OH = SO4 + H2O =>
S + 8 OH = SO4 + 4 H2O
Ca5(PO4)3F = Ca + PO4 + F =>
Ca5(PO4)3F = 5 Ca + 3 PO4 + F
NiCl2 + H2O = Cl + Ni(H2O) =>
NiCl2 + H2O = 2 Cl + Ni(H2O)
N2O + CH4 = N2 + CO2 + H2O =>
4 N2O + CH4 = 4 N2 + CO2 + 2 H2O
(HNO3)8 + Cu3 = Cu(NO3)2 + NO + H2O =>
(HNO3)8 + Cu3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Ba(OH)2(aq) + CuSO4(aq) = Ba(SO4)(s) + Cu(OH)2(s) =>
Ba(OH)2(aq) + CuSO4(aq) = Ba(SO4)(s) + Cu(OH)2(s)
Ba(OH)2 + (NH4)2CO3 = BaCO3 + H2O + NH3 =>
Ba(OH)2 + (NH4)2CO3 = BaCO3 + 2 H2O + 2 NH3
SK2SO4 = SO2K =>
SK2SO4 = 2 SO2K
Rb(s) + Zn(NO3)(aq) = RbNO3 + Zn2 =>
2 Rb(s) + 2 Zn(NO3)(aq) = 2 RbNO3 + Zn2
H3S + (Cr2O7) = S + Cr + H2O =>
14 H3S + 3(Cr2O7) = 14 S + 6 Cr + 21 H2O
C3H7OH + NaCrO7 + H2SO4 = Cr2(SO4)3 + Na2SO4 + H2O + HC3H5O2 =>
5 C3H7OH + 2 NaCrO7 + 4 H2SO4 = Cr2(SO4)3 + Na2SO4 + 9 H2O + 5 HC3H5O2
Ni(SO4)2 + NaOH = Ni(OH)4 + Na2SO4 =>
Ni(SO4)2 + 4 NaOH = Ni(OH)4 + 2 Na2SO4
Cs2SO3 = Cs + SO3 =>
Cs2SO3 = 2 Cs + SO3
S2O2 = SO =>
S2O2 = 2 SO
Cr + Cd{2+} = Cd + Cr{3+} =>
2 Cr + 3 Cd{2+} = 3 Cd + 2 Cr{3+}
Cs2S = Cs + S8 =>
8 Cs2S = 16 Cs + S8
Ba(OH)2 + Al(OH)3 = Ba(AlO2)2 + H2O =>
Ba(OH)2 + 2 Al(OH)3 = Ba(AlO2)2 + 4 H2O
C25H52 + O2 = CO2 + H2O =>
C25H52 + 38 O2 = 25 CO2 + 26 H2O
NaHCO3 + C4H6O5 = NaC4H4O5 + H2O + CO2 =>
12 NaHCO3 + 11 C4H6O5 = 12 NaC4H4O5 + 15 H2O + 8 CO2
S2 = S8 =>
4 S2 = S8
Cr2O7{2-} + Sn{2+} + H{+} + Cl{-} = Cr2Cl3 + SnCl4 + H2O =>
2 Cr2O7{2-} + 9 Sn{2+} + 28 H{+} + 42 Cl{-} = 2 Cr2Cl3 + 9 SnCl4 + 14 H2O
S2OH2O = HSO =>
S2OH2O = 2 HSO
SCu + HNO3 = Cu(NO3)2Cu + NO + H2O + S =>
6 SCu + 8 HNO3 = 3 Cu(NO3)2Cu + 2 NO + 4 H2O + 6 S
SF6 + O2 = SO2 + F2 =>
SF6 + O2 = SO2 + 3 F2
Al3O2 + C = CO + Al =>
Al3O2 + 2 C = 2 CO + 3 Al
H2SO4 + Al(HCO3)3 = H2CO3 + Al2(SO4)3 =>
3 H2SO4 + 2 Al(HCO3)3 = 6 H2CO3 + Al2(SO4)3
Fe + Se = FeSe =>
Fe + Se = FeSe
AgF + PCl3 = AgCl + PF3 =>
3 AgF + PCl3 = 3 AgCl + PF3
K2[Zn(OH)4] + SO2 = KHSO3 + Zn(OH)2 =>
K2[Zn(OH)4] + 2 SO2 = 2 KHSO3 + Zn(OH)2
CH3COOOH + C2H5OH = CH3COOC2H5 + H2O =>
2 CH3COOOH + 4 C2H5OH = 3 CH3COOC2H5 + 4 H2O
Cl2 + NaOH + Zn = NaCl + Na2[Zn(OH)4] =>
Cl2 + 4 NaOH + Zn = 2 NaCl + Na2[Zn(OH)4]
SO2(g) + Cl2(g) = SO2Cl2(l) =>
SO2(g) + Cl2(g) = SO2Cl2(l)
SO2 + NO3 + H2O = H2SO4 + HNO3 =>
SO2 + 2 NO3 + 2 H2O = H2SO4 + 2 HNO3
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Équations équilibrées sur01/30/25
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