| Équations équilibrées la veille |
Mg + 4 HCl = Mg(Cl2)2 + 2 H2
Al2(SO4)3 + NaOH = AlOHSO4 + Na2SO4 =>
Al2(SO4)3 + 2 NaOH = 2 AlOHSO4 + Na2SO4
Na2H2(CO3)2 = Na2CO3 + H2O + CO2 =>
Na2H2(CO3)2 = Na2CO3 + H2O + CO2
C5H90H + O2 = CO + H2O =>
4 C5H90H + 101 O2 = 20 CO + 182 H2O
C + Br4 = CBr4 =>
C + Br4 = CBr4
AlCl3 + NaCH3COO = Al(CH3COO)3 + NaCl =>
AlCl3 + 3 NaCH3COO = Al(CH3COO)3 + 3 NaCl
PbCl2 + FeCl3 = PbCl4 + FeCl2 =>
PbCl2 + 2 FeCl3 = PbCl4 + 2 FeCl2
F2 + AlBr3 = AlF3 + Br2 =>
3 F2 + 2 AlBr3 = 2 AlF3 + 3 Br2
NH4VO3 + H2SO4 + Cu = VO + (NH4)2SO4 + H2O + CuSO4 =>
2 NH4VO3 + 4 H2SO4 + 3 Cu = 2 VO + (NH4)2SO4 + 4 H2O + 3 CuSO4
Cl2 + (S2O3){-2} + OH{-} = (SO4){-2} + Cl{-} + H2O =>
4 Cl2 + (S2O3){-2} + 10 OH{-} = 2(SO4){-2} + 8 Cl{-} + 5 H2O
Mg{2} + FeNO3{3} = Fe{3} + MgNO3{2} =>
Mg{2} + FeNO3{3} = Fe{3} + MgNO3{2}
F2 + KBr = BrF3 + K =>
3 F2 + 2 KBr = 2 BrF3 + 2 K
Cr + H2O2 = H3CrO8 + H2O =>
2 Cr + 13 H2O2 = 2 H3CrO8 + 10 H2O
C5H12O + H2SO4 = C7H14O2 + H2O + S =>
21 C5H12O + 10 H2SO4 = 15 C7H14O2 + 31 H2O + 10 S
Ba(OH)2 + K = K(OH)2 + Ba =>
Ba(OH)2 + K = K(OH)2 + Ba
K2Cr2O7 + H2SO4 = Cr(SO4)3 + K2SO4 + H2O =>
K2Cr2O7 + 7 H2SO4 = 2 Cr(SO4)3 + K2SO4 + 7 H2O
HNO3(aq) + NaOH(aq) = H2O(l) + NO3(aq){-} + Na(aq){+} =>
HNO3(aq) + NaOH(aq) = H2O(l) + NO3(aq){-} + Na(aq){+}
CO(N03)2 + Na3P04 = Na3 + (N03)2 + CO(P04) =>
CO(N03)2 + Na3P04 = Na3 + (N03)2 + CO(P04)
Ca(SO3) + O2 = CaSO4 =>
2 Ca(SO3) + O2 = 2 CaSO4
K2O + H2CO3 = K2CO3 + H2O =>
K2O + H2CO3 = K2CO3 + H2O
C6H12 + KMnO4 = C3H6O + KMn =>
2 C6H12 + KMnO4 = 4 C3H6O + KMn
Fe2(SO4)3 + HNO3 = Fe(NO3)3 + H2SO4 =>
Fe2(SO4)3 + 6 HNO3 = 2 Fe(NO3)3 + 3 H2SO4
CuO + HCl = CuCl2 + H2O =>
CuO + 2 HCl = CuCl2 + H2O
CuCl2 + H2S = CuS + HCl =>
CuCl2 + H2S = CuS + 2 HCl
CH3COOH + NaH(CO3) = CO2 + NaHCOOH + H2O =>
3 CH3COOH + 8 NaH(CO3) = 6 CO2 + 8 NaHCOOH + 2 H2O
K + HNO3 = KNO3 + N2 + H2O =>
10 K + 12 HNO3 = 10 KNO3 + N2 + 6 H2O
H3PO4 + K2S = K3PO4 + SH2 =>
2 H3PO4 + 3 K2S = 2 K3PO4 + 3 SH2
K2Cr2O7 + CaCl2 + H2(SO4) = Cr2(SO4) + K2(SO4) + Cl2 + Ca(SO4) + H2O =>
K2Cr2O7 + 5 CaCl2 + 7 H2(SO4) = Cr2(SO4) + K2(SO4) + 5 Cl2 + 5 Ca(SO4) + 7 H2O
Cl2 + NaI = Cl22I + Na =>
11 Cl2 + NaI = Cl22I + Na
K2CrO4 + NaHO = Na2CrO4 + KHO =>
K2CrO4 + 2 NaHO = Na2CrO4 + 2 KHO
CuI + Na2(S2O3) = CuS2O3 + INa2 =>
CuI + Na2(S2O3) = CuS2O3 + INa2
N2 + ICl + KCl + H2O = N2H4 + KIO3 + HCl =>
N2 + ICl + KCl + 3 H2O = N2H4 + KIO3 + 2 HCl
Cu(NO3)2 + NH5O = Cu(OH)2 + N2H4O3 =>
Cu(NO3)2 + 2 NH5O = Cu(OH)2 + 2 N2H4O3
NaCO{-}3 + HCl = NaCl + HCO{-}3 =>
NaCO{-}3 + HCl = NaCl + HCO{-}3
CH3CH2CHCHCH3 + H2O = CH3CH2CH(OH)CH2CH3 =>
CH3CH2CHCHCH3 + H2O = CH3CH2CH(OH)CH2CH3
Na3Po4 + BaSO4 = Ba3(Po4)2 + Na2SO4 =>
2 Na3Po4 + 3 BaSO4 = Ba3(Po4)2 + 3 Na2SO4
Mg2O14{3-} + H{+} + e = Mg{3+} + H2O =>
Mg2O14{3-} + 28 H{+} + 19e = 2 Mg{3+} + 14 H2O
Na3PO4*12H2O + CuCl2 = NaCl + Cu3(PO4)2 + H2O =>
2 Na3PO4*12H2O + 3 CuCl2 = 6 NaCl + Cu3(PO4)2 + 24 H2O
H3PO4(aq) + CsOH(aq) = Cs3PO4 + H2O =>
H3PO4(aq) + 3 CsOH(aq) = Cs3PO4 + 3 H2O
KHSO4 + CH3COOH = CH3COOK + H2SO4 =>
KHSO4 + CH3COOH = CH3COOK + H2SO4
Pb(C2H3O2)2 + K2CrO4 = PbCrO4 + KCH3CO2 =>
Pb(C2H3O2)2 + K2CrO4 = PbCrO4 + 2 KCH3CO2
C4H8 + Br2 = C4H8Br2 =>
C4H8 + Br2 = C4H8Br2
NaHCO3 + KOH = NaOH + KHCO3 =>
NaHCO3 + KOH = NaOH + KHCO3
K2SiO3 + CH3COOH = KCH3COO + H2SiO3 =>
K2SiO3 + 2 CH3COOH = 2 KCH3COO + H2SiO3
Ba(NO3)2 + K2(SO4) = Ba(SO4) + K(NO3) =>
Ba(NO3)2 + K2(SO4) = Ba(SO4) + 2 K(NO3)
MnO4{+} + C2O4({-}2) + H{+} = Mn2{+} + CO2 + H2O =>
2 MnO4{+} + 17 C2O4({-}2) + 16 H{+} = Mn2{+} + 34 CO2 + 8 H2O
P + KClO3 = P2O5 + KCl =>
6 P + 5 KClO3 = 3 P2O5 + 5 KCl
Be4 + O = BeO =>
Be4 + 4 O = 4 BeO
BaO + CO2 = Ba4C2 + O3 =>
12 BaO + 6 CO2 = 3 Ba4C2 + 8 O3
H + CuO = H2Cu + O =>
2 H + CuO = H2Cu + O
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