| Équations équilibrées la veille | Équations équilibrées le lendemain |
KBrO3 + 6 C3H7NO2S = KBr + 3 H2O + 3(C3H6NO2)2S2
Zn(NO3)2 + CuSO4 = Zn(SO4)2 + CuNO3 =>
Zn(NO3)2 + 2 CuSO4 = Zn(SO4)2 + 2 CuNO3
CuCe2 + AgNO3 = AgCe + Cu(NO3)2 =>
CuCe2 + 2 AgNO3 = 2 AgCe + Cu(NO3)2
BrO4{-} + H = BrO3{-} + H2O =>
BrO4{-} + 2 H = BrO3{-} + H2O
NaOH + Na = Na2O + H =>
NaOH + Na = Na2O + H
KH2O = KOH + H2 =>
2 KH2O = 2 KOH + H2
NaOH + CaO = Ca(OH)2 + Na2O =>
2 NaOH + CaO = Ca(OH)2 + Na2O
C8H18 + O2 = CO8 + H2O =>
2 C8H18 + 73 O2 = 16 CO8 + 18 H2O
IO3{-} + SO3{2-} = I{-} + SO6{2-} =>
IO3{-} + SO3{2-} = I{-} + SO6{2-}
HClO4 + Sr(OH)2 = H3O2 + SrClO4 =>
HClO4 + Sr(OH)2 = H3O2 + SrClO4
Cu + N2 = CuN2 =>
Cu + N2 = CuN2
CH4(g) + O2 = HO(g) + CO2(g) =>
CH4(g) + 3 O2 = 4 HO(g) + CO2(g)
Cd + PtCl4 = CdCl2 + Pt =>
2 Cd + PtCl4 = 2 CdCl2 + Pt
K4Fe(CN)6 + C4H3AuNa2OS7 + AgAuPtTe6 + (NH3)HClO3 + Ru3(CO)12 + Au2O3 + HNO3 = Pt(NH3)ClNO3 + Na2CO3 + KAu(CN)2 + Fe2(SO4)3 + RuO2 + TeO3 + AgO + H2O =>
6216 K4Fe(CN)6 + 1332 C4H3AuNa2OS7 + 1548 AgAuPtTe6 + 1548(NH3)HClO3 + 703 Ru3(CO)12 + 10992 Au2O3 + 13980 HNO3 = 1548 Pt(NH3)ClNO3 + 1332 Na2CO3 + 24864 KAu(CN)2 + 3108 Fe2(SO4)3 + 2109 RuO2 + 9288 TeO3 + 1548 AgO + 9762 H2O
C6H14N4O2 + H2O = CO2 + NH3 + C4H10O =>
12 C6H14N4O2 + 43 H2O = 28 CO2 + 48 NH3 + 11 C4H10O
CaSO4 + Na2CO3 = Na2S + CaCO3 + O2 =>
CaSO4 + Na2CO3 = Na2S + CaCO3 + 2 O2
Na3PO + CaCl2 = NaCl + Ca3(PO)2 =>
2 Na3PO + 3 CaCl2 = 6 NaCl + Ca3(PO)2
Cd + Pb(NO3)2 = Pb + Cd(NO3)2 =>
Cd + Pb(NO3)2 = Pb + Cd(NO3)2
H2S(g) + CdCl2 = CdS(s) + HCl(aq) =>
H2S(g) + CdCl2 = CdS(s) + 2 HCl(aq)
Fe2(CO3)3 + HCl = FeCl3 + H2O + CO2 =>
Fe2(CO3)3 + 6 HCl = 2 FeCl3 + 3 H2O + 3 CO2
Pb + Ag(NO3)2 = Ag + Pb(NO3)2 =>
Pb + Ag(NO3)2 = Ag + Pb(NO3)2
NaNO2 + H2SO4 = NaNO3 + SO2 + H2O =>
NaNO2 + H2SO4 = NaNO3 + SO2 + H2O
Na2SO4 + K2S = K2SO4 + Na2S =>
Na2SO4 + K2S = K2SO4 + Na2S
HCl(aq) + KHCO3(s) = KCl(s) + H2O(aq) + CO2(g) =>
HCl(aq) + KHCO3(s) = KCl(s) + H2O(aq) + CO2(g)
Ni + HBr = H + NiBr2 =>
Ni + 2 HBr = 2 H + NiBr2
Ca(OH)2 + HBr = Ca2Br + H2O + OH =>
2 Ca(OH)2 + HBr = Ca2Br + H2O + 3 OH
P4 + HNO3 = P5O5 + N2 + H2O =>
5 P4 + 8 HNO3 = 4 P5O5 + 4 N2 + 4 H2O
C14H10 + H2O + KBr = C14H12Br2 + KOH =>
C14H10 + 2 H2O + 2 KBr = C14H12Br2 + 2 KOH
C12H22O11 + KNO3 = CO2 + N2 + H2O + K2O =>
5 C12H22O11 + 48 KNO3 = 60 CO2 + 24 N2 + 55 H2O + 24 K2O
KMnO4 + NH3*H2O = N2 + MnO2 + KOH + H2O =>
2 KMnO4 + 2 NH3*H2O = N2 + 2 MnO2 + 2 KOH + 4 H2O
HCl + Ca(OH)2 = H3O2 + CaCl =>
HCl + Ca(OH)2 = H3O2 + CaCl
NaHSO4*H2O + NaOH = Na2SO4 + H2O =>
NaHSO4*H2O + NaOH = Na2SO4 + 2 H2O
NaOH + N2O = Na + NO2 + H2O =>
6 NaOH + N2O = 6 Na + 2 NO2 + 3 H2O
CH3COOH + OHCH3 = CH3COOCH3 + H2O =>
CH3COOH + OHCH3 = CH3COOCH3 + H2O
Al3 + NH4ClO4 = Al2O3 + AlCl3 + N2O + H2O =>
8 Al3 + 18 NH4ClO4 = 9 Al2O3 + 6 AlCl3 + 9 N2O + 36 H2O
Na2CO3(s) = CO2(g) + Na2O(s) =>
Na2CO3(s) = CO2(g) + Na2O(s)
Fe(CNS)3 + SnCl2 = Sn(CNS)2 + FeCl3 =>
2 Fe(CNS)3 + 3 SnCl2 = 3 Sn(CNS)2 + 2 FeCl3
NaOH + SO2 = Na2SO3 + H2O =>
2 NaOH + SO2 = Na2SO3 + H2O
(CH3)2CHCH2OH + CH3COOH = (CH3)2CHCH2OOCCH3 + H2O =>
(CH3)2CHCH2OH + CH3COOH = (CH3)2CHCH2OOCCH3 + H2O
NaH2PO4 + NH4NO3 = NaNO3 + NH4PO3 + H2O =>
NaH2PO4 + NH4NO3 = NaNO3 + NH4PO3 + H2O
HBr + ArNO3 = ArBr + NO3 + H2 =>
2 HBr + 2 ArNO3 = 2 ArBr + 2 NO3 + H2
Mg(H2PO4)2 = Mg3(PO4)2 + H2O + P2O5 =>
3 Mg(H2PO4)2 = Mg3(PO4)2 + 6 H2O + 2 P2O5
Na2SO3 + S = Na2SO2 + SO2 =>
2 Na2SO3 + S = 2 Na2SO2 + SO2
NI + CUSO4 = NISO4 + CU =>
NI + CUSO4 = NISO4 + CU
HClO4 + KCH3COO = KClO4 + CH3COOH =>
HClO4 + KCH3COO = KClO4 + CH3COOH
Mg(OH)2 + H2SO4 = MgSO4 + H(OH) =>
Mg(OH)2 + H2SO4 = MgSO4 + 2 H(OH)
B2O3 + Cl2 + C = BCl2 + CO =>
B2O3 + 2 Cl2 + 3 C = 2 BCl2 + 3 CO
CoCO3 + HAcAc + H2O2 = Co(AcAc)3 + CO2 + H2O =>
2 CoCO3 + 6 HAcAc + H2O2 = 2 Co(AcAc)3 + 2 CO2 + 4 H2O
N2SO4 + K2O = K2SO4 + N2O =>
N2SO4 + K2O = K2SO4 + N2O
Ca(HCO3)2 + Li2HPO4 = CaHPO4 + LiHCO3 =>
Ca(HCO3)2 + Li2HPO4 = CaHPO4 + 2 LiHCO3
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