| Équations équilibrées la veille | Équations équilibrées le lendemain |
Na2SiF6 + 4 Na = Si + 6 NaF
AgNO3(aq) + K2Cr2O7(aq) = Ag2Cr2O7(aq) + KNO3(aq) =>
2 AgNO3(aq) + K2Cr2O7(aq) = Ag2Cr2O7(aq) + 2 KNO3(aq)
Na2CO3 + H2SO4 = Na2SO4 + CO2 + H2O =>
Na2CO3 + H2SO4 = Na2SO4 + CO2 + H2O
Cr2O3 + KOH + H2O = KCr(OH)4 =>
Cr2O3 + 2 KOH + 3 H2O = 2 KCr(OH)4
H2 + S = H2S =>
H2 + S = H2S
Cr2O7 + NaOH + BaCl2 = BaCr2O7 + OH + NaCl =>
Cr2O7 + 2 NaOH + BaCl2 = BaCr2O7 + 2 OH + 2 NaCl
calciumchloride + H2CO3 = calciumcarbonate + HCl =>
CaCl2 + H2CO3 = CaCO3 + 2 HCl
ketene + hydrogen = acetaldehyde =>
CH2CO + H2 = CH3CHO
Cl + NH4Br = NH4Cl + Br =>
Cl + NH4Br = NH4Cl + Br
IRON(III)CHLORIDE + LEAD(I)NITRATE = IRON(III)NITRATE + LEAD(I)CHLORIDE =>
IRON(III)CHLORIDE + LEAD(I)NITRATE = IRON(III)NITRATE + LEAD(I)CHLORIDE
Cu(NO3)2 + K2S = K(NO3) + S(Cu) =>
Cu(NO3)2 + K2S = 2 K(NO3) + S(Cu)
CH3CH2OH + H2O = CH3COOH + H2 =>
CH3CH2OH + H2O = CH3COOH + 2 H2
C8H18 + Cl2 = CCl4 + HCl =>
C8H18 + 25 Cl2 = 8 CCl4 + 18 HCl
NaOH + CuCl2 = NaCl + (OH)2Cu =>
2 NaOH + CuCl2 = 2 NaCl + (OH)2Cu
Ni(s) + O2(g) = NiO(s) =>
2 Ni(s) + O2(g) = 2 NiO(s)
H2C4H406 + KOH = K2C4H406 + H2O =>
H2C4H406 + 2 KOH = K2C4H406 + 2 H2O
Cu(NO3)2(aq) + NaOH(aq) = Cu(OH)2(s) + (l)NaNO3(aq) =>
Cu(NO3)2(aq) + 2 NaOH(aq) = Cu(OH)2(s) + 2(l)NaNO3(aq)
HCl + HNO3 = Cl + H2O + NO =>
3 HCl + HNO3 = 3 Cl + 2 H2O + NO
V2O5 + HCl = VOCl3 + H2O =>
V2O5 + 6 HCl = 2 VOCl3 + 3 H2O
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
H2O + HCO3 = H3O{+} + CO3{-} =>
H2O + HCO3 = H3O{+} + CO3{-}
NiO + Zr = ZrO + Ni =>
NiO + Zr = ZrO + Ni
LiCl + Na2O = NaCl + Li2O =>
2 LiCl + Na2O = 2 NaCl + Li2O
Cl2O + H2O = HClO =>
Cl2O + H2O = 2 HClO
HI + Na2O = NaI + H2O =>
2 HI + Na2O = 2 NaI + H2O
KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O = K4Fe(CN)6 + KMnO4 + H2SO4 =>
162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O = 10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4
HCH2CHCO2 + OH = C6H8O7 + H2O =>
2 HCH2CHCO2 + 6 OH = C6H8O7 + 3 H2O
Pb2(NO3)2 + KI = KNO3 + PbI =>
Pb2(NO3)2 + 2 KI = 2 KNO3 + 2 PbI
C5H11OH + O2 = H2O + C =>
2 C5H11OH + 5 O2 = 12 H2O + 10 C
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
NaCl(aq) + AgNO(aq) = AgCl2(s) + Na2NO =>
2 NaCl(aq) + AgNO(aq) = AgCl2(s) + Na2NO
Cr(SO3)3 + (H2SO4) = Cr(H2SO4)3 + (SO3)2 =>
2 Cr(SO3)3 + 6(H2SO4) = 2 Cr(H2SO4)3 + 3(SO3)2
Cu + O = CuO(k) =>
Cu + O = CuO(k)
Na2S + NaOCl + H2O = H2SO4 + NaCl + NaOH =>
Na2S + 4 NaOCl + 2 H2O = H2SO4 + 4 NaCl + 2 NaOH
ZrO2 + C + Cl2 = ZrCl4 + CO =>
ZrO2 + 2 C + 2 Cl2 = ZrCl4 + 2 CO
N2O + OH = NO2 + H2O =>
N2O + 6 OH = 2 NO2 + 3 H2O
Fe2O3 + CO = FeO*Fe2O3 + CO2 =>
3 Fe2O3 + CO = 2 FeO*Fe2O3 + CO2
CS2 + Cl2 = CCl4 + S2Cl2 =>
CS2 + 3 Cl2 = CCl4 + S2Cl2
NO(g) + Cl2(g) = NCl2 + O2(g) =>
2 NO(g) + 2 Cl2(g) = 2 NCl2 + O2(g)
KMnO4 + H2SO4 = H2O + K2SO4 + Mn2SO4 + O3 =>
2 KMnO4 + 2 H2SO4 = 2 H2O + K2SO4 + Mn2SO4 + 2 O3
FeS + H2SO4 = Fe2(SO4)3 + S + H2O =>
2 FeS + 4 H2SO4 = Fe2(SO4)3 + 3 S + 4 H2O
K + H2O = K(H2O) =>
K + H2O = K(H2O)
Ag + S2 = S2Ag =>
Ag + S2 = S2Ag
HSCH2CHNH2COOH + I2 = HSCH2CHNH2COO + HI =>
2 HSCH2CHNH2COOH + I2 = 2 HSCH2CHNH2COO + 2 HI
Fe2(CO3)3 + CH3COOH = CO2 + Fe(CH3COO)3 + H2O =>
Fe2(CO3)3 + 6 CH3COOH = 3 CO2 + 2 Fe(CH3COO)3 + 3 H2O
H2S + Br2 = HBr + S =>
H2S + Br2 = 2 HBr + S
Na2SO3 + KBrO3 = Na2SO4 + KBr =>
3 Na2SO3 + KBrO3 = 3 Na2SO4 + KBr
K2Cr2O7 + H2SO4 + NaNO2 = Cr2(SO4)3 + NaNO3 + K2SO4 + H2O =>
K2Cr2O7 + 4 H2SO4 + 3 NaNO2 = Cr2(SO4)3 + 3 NaNO3 + K2SO4 + 4 H2O
KCl + MnO2 + H2SO4 = K2SO4 + Cl + MnSO4 + H2O =>
2 KCl + MnO2 + 2 H2SO4 = K2SO4 + 2 Cl + MnSO4 + 2 H2O
Na2SO3 + KMnO4 + KOH = Na2SO4 + K2MnO4 + H2O =>
Na2SO3 + 2 KMnO4 + 2 KOH = Na2SO4 + 2 K2MnO4 + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/10/25
Équations équilibrées sur02/09/24
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