| Équations équilibrées la veille |
2 KBr + Pb(NO3)2 = 2 KNO3 + PbBr2
Cu + HCl = CuCl2 + H2 =>
Cu + 2 HCl = CuCl2 + H2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
C4H8 + O2 = CO2 + H2O =>
C4H8 + 6 O2 = 4 CO2 + 4 H2O
Sn + HNO3 + H2O = H2SnO3 + NO =>
3 Sn + 4 HNO3 + H2O = 3 H2SnO3 + 4 NO
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
ZnO + H2O2 = ZnO2 + H2O =>
ZnO + H2O2 = ZnO2 + H2O
Cr(OH)3 + NaOH = Na3[Cr(OH)6] =>
Cr(OH)3 + 3 NaOH = Na3[Cr(OH)6]
Al2S3 + H2O = Al(OH)3 + H2S =>
Al2S3 + 6 H2O = 2 Al(OH)3 + 3 H2S
Br2 + KI = KBr + I2 =>
Br2 + 2 KI = 2 KBr + I2
Br2 + S + H2O = HBr + H2SO4 =>
3 Br2 + S + 4 H2O = 6 HBr + H2SO4
Mg3P2 + H2SO4 = MgSO4 + PH3 =>
Mg3P2 + 3 H2SO4 = 3 MgSO4 + 2 PH3
KIMgSO4 = MgIKSO4 =>
KIMgSO4 = MgIKSO4
Na2CO3(aq)MgSO4(aq) = Na2SO4(aq)MgCO3(aq) =>
Na2CO3(aq)MgSO4(aq) = Na2SO4(aq)MgCO3(aq)
Al(s) + Br3(l) = AlBr3(s) =>
Al(s) + Br3(l) = AlBr3(s)
Ca3(PO4)2 + SiO2 + C = CaSiO3 + CO + P =>
Ca3(PO4)2 + 3 SiO2 + 5 C = 3 CaSiO3 + 5 CO + 2 P
Sr(NO3)2 + NaOH = Sr(OH)2 + NaNO3 =>
Sr(NO3)2 + 2 NaOH = Sr(OH)2 + 2 NaNO3
Ni + Cr2O3 = Ni2O3 + Cr =>
2 Ni + Cr2O3 = Ni2O3 + 2 Cr
HgClO3 = Hg + ClO3 =>
HgClO3 = Hg + ClO3
Al2(SO4)3 + Ba(OH)2 = Al(OH)3 + BaSO4 =>
Al2(SO4)3 + 3 Ba(OH)2 = 2 Al(OH)3 + 3 BaSO4
MnO4{-} + H{+} + S{2-} = Mn{2+} + H2O + S =>
2 MnO4{-} + 16 H{+} + 5 S{2-} = 2 Mn{2+} + 8 H2O + 5 S
Ni + O2 = NiO2 =>
Ni + O2 = NiO2
HAuCl4 + NaBH4 + H2O = H3BO3 + Au + NaCl + H2 =>
2 HAuCl4 + 8 NaBH4 + 24 H2O = 8 H3BO3 + 2 Au + 8 NaCl + 29 H2
B + F2 = BF3 =>
2 B + 3 F2 = 2 BF3
SO2 + Li2Se = SSe2 + Li2O =>
SO2 + 2 Li2Se = SSe2 + 2 Li2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
CO2 + H2O + H{+} + NO2 + HPO4{2-} = C106H263O110N16P + O2 =>
106 CO2 + 130 H2O + 2 H{+} + 16 NO2 + HPO4{2-} = C106H263O110N16P + 134 O2
BeCl2 + CH3COOH = Be(CH3COO)2 + HCl =>
BeCl2 + 2 CH3COOH = Be(CH3COO)2 + 2 HCl
HA + BaOH = H2O + BaA =>
HA + BaOH = H2O + BaA
C + O2 = CO2 =>
C + O2 = CO2
MgCl2 + CuSO4 = MgSO4 + CuCl2 =>
MgCl2 + CuSO4 = MgSO4 + CuCl2
Sc2O3 + SO3 = Sc2(SO4)3 =>
Sc2O3 + 3 SO3 = Sc2(SO4)3
C6H6 + HNO3 = C6H5NO3 + H2 =>
C6H6 + HNO3 = C6H5NO3 + H2
F + W + P + S = FW2P6S3 =>
F + 2 W + 6 P + 3 S = FW2P6S3
HNO3 + LiOH = H2O + LiNO3 =>
HNO3 + LiOH = H2O + LiNO3
CuCl2 + KCN = K2[Cu(CN)4] + KCl =>
CuCl2 + 4 KCN = K2[Cu(CN)4] + 2 KCl
Cd(NO3)2 + H3PO4 = Cd3(PO4)2 + HNO3 =>
3 Cd(NO3)2 + 2 H3PO4 = Cd3(PO4)2 + 6 HNO3
AlSO4 + BaCl = AlClBaSO4 =>
AlSO4 + BaCl = AlClBaSO4
Fe2(SO4)3 + Na3PO4 = FePO4 + Na2SO4 =>
Fe2(SO4)3 + 2 Na3PO4 = 2 FePO4 + 3 Na2SO4
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
CH3COH + Cu(OH)2 = CH3COOH + CuOH + H2O =>
CH3COH + 2 Cu(OH)2 = CH3COOH + 2 CuOH + H2O
Bi2O3 + H2O = Bi + OH =>
Bi2O3 + 3 H2O = 2 Bi + 6 OH
Cu(OH)2 + H(ClO4) = Cu(ClO4)2 + H2O =>
Cu(OH)2 + 2 H(ClO4) = Cu(ClO4)2 + 2 H2O
AlCl3 + NaOH = AlNa + Cl3OH =>
AlCl3 + NaOH = AlNa + Cl3OH
Fe2O3 + C = Fe + CO2 =>
2 Fe2O3 + 3 C = 4 Fe + 3 CO2
CuSO4 + Na3PO4 = Cu3(PO4)2 + Na2SO4 =>
3 CuSO4 + 2 Na3PO4 = Cu3(PO4)2 + 3 Na2SO4
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(s) + CO2(g) = MgO(s) + C(s) =>
2 Mg(s) + CO2(g) = 2 MgO(s) + C(s)
Na2S2O3 + H2SO4 = Na2SO4 + H2S2O3 =>
Na2S2O3 + H2SO4 = Na2SO4 + H2S2O3
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
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Équations équilibrées sur10/22/24
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