| Équations équilibrées la veille | Équations équilibrées le lendemain |
U + H = UH
Ca3(PO4)2 + (NH4)2S = CaS + (NH4)3(PO4) =>
Ca3(PO4)2 + 3(NH4)2S = 3 CaS + 2(NH4)3(PO4)
Al + HNO3 + NH3 = Al(OH)3 + NH =>
2 Al + 2 HNO3 + 3 NH3 = 2 Al(OH)3 + 5 NH
MnO2 + KBr + HNO3 = Br2 + Mn(NO3)2 + KNO3 + H2O =>
MnO2 + 2 KBr + 4 HNO3 = Br2 + Mn(NO3)2 + 2 KNO3 + 2 H2O
MgSO4 + Na3PO4 = Mg3(PO4)2 + Na2SO4 =>
3 MgSO4 + 2 Na3PO4 = Mg3(PO4)2 + 3 Na2SO4
FeCl3 + H2SO4 = FeSO4 + Cl3H2 =>
FeCl3 + H2SO4 = FeSO4 + Cl3H2
AuCl4{-} + AsH3 + OH{-} = Au + Cl{-} + AsO3{3-} + H2O =>
2 AuCl4{-} + AsH3 + 9 OH{-} = 2 Au + 8 Cl{-} + AsO3{3-} + 6 H2O
Al2(SO4)3 + NaOH = Al(OH)3 + Na2SO4 =>
Al2(SO4)3 + 6 NaOH = 2 Al(OH)3 + 3 Na2SO4
CH3Cl + NaHS = CH3HS + NaCl =>
CH3Cl + NaHS = CH3HS + NaCl
PO4 + MoO4 + NH4 + H = (NH4)3PMoO + H2O =>
PO4 + MoO4 + 3 NH4 + 14 H = (NH4)3PMoO + 7 H2O
PH3 + S = H2S + P2S3 =>
2 PH3 + 6 S = 3 H2S + P2S3
NaOH + H(NO)3 = Na(NO)3 + H(OH) =>
NaOH + H(NO)3 = Na(NO)3 + H(OH)
Cu2{+} + HCl = [CuCl4]2{+} + H2 =>
Cu2{+} + 8 HCl = [CuCl4]2{+} + 4 H2
K2Cr2O7 + NaS2O3 = Na2Cr2O7 + KS2O3 =>
K2Cr2O7 + 2 NaS2O3 = Na2Cr2O7 + 2 KS2O3
CH3COONa + NaOH = CH3COOH + Na2 + O2 =>
2 CH3COONa + 2 NaOH = 2 CH3COOH + 2 Na2 + O2
Bi(NO3)3 + Fe(NO3)3 + NaOH = BiFeO3 + NaNO3 + H2O =>
Bi(NO3)3 + Fe(NO3)3 + 6 NaOH = BiFeO3 + 6 NaNO3 + 3 H2O
Cu + AgNO3 = Ag + Cu(NO3)2 =>
Cu + 2 AgNO3 = 2 Ag + Cu(NO3)2
Fe2O3 + ZnCl2 = Fe2Cl2 + ZnO3 =>
Fe2O3 + ZnCl2 = Fe2Cl2 + ZnO3
Zn + HCl = ZnCl2 + H2 = =>
Zn + 2 HCl = ZnCl2 + H2
Al2(CO3)3(heat) = Al2O3 + CO2 =>
Al2(CO3)3(heat) = Al2O3 + 3 CO2
Na2CO3 + Cr(NO3)6 = Cr(CO3)3 + NaNO3 =>
3 Na2CO3 + Cr(NO3)6 = Cr(CO3)3 + 6 NaNO3
Cr2O3 + HNO3 = Cr + H2O + NO3 =>
Cr2O3 + 6 HNO3 = 2 Cr + 3 H2O + 6 NO3
As2O3 + MnO4{-} + H{+} + H2O = H3AsO4 + Mn{2} =>
5 As2O3 + 4 MnO4{-} + 12 H{+} + 9 H2O = 10 H3AsO4 + 4 Mn{2}
BaOH + H2S = H2O + Ba2S =>
2 BaOH + H2S = 2 H2O + Ba2S
MgCO3 + H2Cl2 = MgCl2 + H2O + CO2 =>
MgCO3 + H2Cl2 = MgCl2 + H2O + CO2
Ca(HCO3)2 + HF = CaF2 + H2O + CO2 =>
Ca(HCO3)2 + 2 HF = CaF2 + 2 H2O + 2 CO2
SiH4 + KMnO4 + NaOH = H2O + K2MnO4 + Na2SiO3 + NaMnO4 =>
SiH4 + 16 KMnO4 + 10 NaOH = 7 H2O + 8 K2MnO4 + Na2SiO3 + 8 NaMnO4
HNO3(aq) = NO2(ag) + H2O(l) + O2(g) =>
4 HNO3(aq) = 4 NO2(ag) + 2 H2O(l) + O2(g)
FeSO4 + NaOH = Fe(OH)2 + Na2SO4 =>
FeSO4 + 2 NaOH = Fe(OH)2 + Na2SO4
CdCO3(s) = Cd{2+} + CO3{2-} =>
CdCO3(s) = Cd{2+} + CO3{2-}
FeCl3 + KSCN = FeSCN{2+} + KCl3{2-} =>
FeCl3 + KSCN = FeSCN{2+} + KCl3{2-}
H2O2 + SnCl2 + NaOH = Na2[Sn(OH)6] + NaCl =>
H2O2 + SnCl2 + 4 NaOH = Na2[Sn(OH)6] + 2 NaCl
CaCO3 + CaAl2Si2O7(OH)2*H2O = Ca2Al3OOH(Si2O7)(SiO4) + CO2 + H2O =>
CaCO3 + 3 CaAl2Si2O7(OH)2*H2O = 2 Ca2Al3OOH(Si2O7)(SiO4) + CO2 + 5 H2O
KI + H2SO4 + Na2[B2(O2)2(OH)4] = I2 + H2O + K2SO4 + Na2SO4 + B2H6 =>
16 KI + 9 H2SO4 + Na2[B2(O2)2(OH)4] = 8 I2 + 8 H2O + 8 K2SO4 + Na2SO4 + B2H6
BaCl2(aq) + Na2SO4(aq) = NaCl(aq) + BaSO4(s) =>
BaCl2(aq) + Na2SO4(aq) = 2 NaCl(aq) + BaSO4(s)
AgCl + KCN + NaOH = Ag + NaCl + KOH + CN =>
AgCl + KCN + NaOH = Ag + NaCl + KOH + CN
CH3Cl + NaHS = CH3HS + NaCl =>
CH3Cl + NaHS = CH3HS + NaCl
Ba(OH)2 + K2SO4 = BaSO4 + KOH =>
Ba(OH)2 + K2SO4 = BaSO4 + 2 KOH
K2SO4 + Ba(OH)2 = K2(OH)2 + BaSO4 =>
K2SO4 + Ba(OH)2 = K2(OH)2 + BaSO4
K4Fe(CN)6 + H2SO4 + H2O = K2SO4 + FeSO4 + (NH4)2SO4 + CO =>
K4Fe(CN)6 + 6 H2SO4 + 6 H2O = 2 K2SO4 + FeSO4 + 3(NH4)2SO4 + 6 CO
Mg + Zn(NO3)2 = Mg(NO3)2 + Zn =>
Mg + Zn(NO3)2 = Mg(NO3)2 + Zn
HNO3 + Cu(OH)2 = Cu(NO3)2 + H2O =>
2 HNO3 + Cu(OH)2 = Cu(NO3)2 + 2 H2O
C2H6 + H2O = C2H5OH + H2 =>
C2H6 + H2O = C2H5OH + H2
CH3NO2 + N2O + OH{-} = CO3{-}2 + H2O + N2 =>
2 CH3NO2 + 4 N2O + 2 OH{-} = 2 CO3{-}2 + 4 H2O + 5 N2
BrCl + Cl2 = BrCl5 =>
BrCl + 2 Cl2 = BrCl5
Cu + K2CO3 = K2Cu + CO3 =>
Cu + K2CO3 = K2Cu + CO3
H2 + Al2O3 = Al2 + H2O3 =>
H2 + Al2O3 = Al2 + H2O3
CuOHCl + NaOH = CuO + NaCl + H2O =>
CuOHCl + NaOH = CuO + NaCl + H2O
Cr(OH)3 + NaOH + Br2 = NaCrO4 + NaBr + H2O =>
Cr(OH)3 + 5 NaOH + 2 Br2 = NaCrO4 + 4 NaBr + 4 H2O
NaKC2O4 + KMnO4 + HCl = MnCl2 + CO2 + KCl + NaCl + H2O =>
5 NaKC2O4 + 2 KMnO4 + 16 HCl = 2 MnCl2 + 10 CO2 + 7 KCl + 5 NaCl + 8 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/23/24
Équations équilibrées sur12/23/23
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