Équations équilibrées la veille |
Cr(NO3)3 + NaOH = Na(NO3)3 + Cr(OH)
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
C17H33COONa + MgSO4 = (C17H33COO)2Mg + Na2SO4 =>
2 C17H33COONa + MgSO4 = (C17H33COO)2Mg + Na2SO4
LiOH + Na2HPO4 = Li3PO4 + Na3PO4 + H2O =>
3 LiOH + 3 Na2HPO4 = Li3PO4 + 2 Na3PO4 + 3 H2O
CaC2 + H2O = CaOC2H2 =>
CaC2 + H2O = CaOC2H2
MgO + H2SO4 = Mg2(SO4)2 + H2O =>
2 MgO + 2 H2SO4 = Mg2(SO4)2 + 2 H2O
H2S(g)O2(g) = SOH2O =>
H2S(g)O2(g) = SOH2O
AgNO3 + AsH3 + H2O = Ag + As2O3 + HNO3 =>
12 AgNO3 + 2 AsH3 + 3 H2O = 12 Ag + As2O3 + 12 HNO3
Pb(NO3)2 + NaCl = NaNO3 + PbCl2 =>
Pb(NO3)2 + 2 NaCl = 2 NaNO3 + PbCl2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
NaH + BF3 = B2H6 + NaF =>
6 NaH + 2 BF3 = B2H6 + 6 NaF
K + MgO = K2O + Mg =>
2 K + MgO = K2O + Mg
I2KI = I3K =>
I2KI = I3K
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
K2CO3 + Fe2(SO4)3 = Fe2(CO3)3 + K2SO4 =>
3 K2CO3 + Fe2(SO4)3 = Fe2(CO3)3 + 3 K2SO4
Na2CrO4 + Mo(OH)3 = NaOH + Mo2(CrO4)3 =>
3 Na2CrO4 + 2 Mo(OH)3 = 6 NaOH + Mo2(CrO4)3
H3O2 + Fe = Fe2O3 + H =>
3 H3O2 + 4 Fe = 2 Fe2O3 + 9 H
NH3 + HCI = NH4CI =>
NH3 + HCI = NH4CI
H3PO3 + AuCl3 + H2O = Au + H3PO4 + HCl =>
3 H3PO3 + 2 AuCl3 + 3 H2O = 2 Au + 3 H3PO4 + 6 HCl
BaNO3 + NaC2O4 = NO3Na + BaC2O4 =>
BaNO3 + NaC2O4 = NO3Na + BaC2O4
KOH + KClO3 + C = H2O + K2CO3 + KCl =>
6 KOH + 2 KClO3 + 3 C = 3 H2O + 3 K2CO3 + 2 KCl
CuSO4 + HJ = J2 + H2SO4 + CuJ =>
2 CuSO4 + 4 HJ = J2 + 2 H2SO4 + 2 CuJ
MnO4{-} + V{+2} + H{+} = VO2{+} + Mn{+2} + H2O =>
3 MnO4{-} + 5 V{+2} + 4 H{+} = 5 VO2{+} + 3 Mn{+2} + 2 H2O
MgO + P4O10 = Mg(PO3)2 =>
2 MgO + P4O10 = 2 Mg(PO3)2
Cr2O7{-2} + Fe2{+2} + H{+} = Cr{+3} + Fe{3+} + H2O =>
2 Cr2O7{-2} + 3 Fe2{+2} + 28 H{+} = 4 Cr{+3} + 6 Fe{3+} + 14 H2O
Fe(s) + H2S(ac) = Fe2S3(ac) + H2(g) =>
2 Fe(s) + 3 H2S(ac) = Fe2S3(ac) + 3 H2(g)
C2H5OH + HCl = ClC2H3OH + H2 =>
2 C2H5OH + 2 HCl = 2 ClC2H3OH + 3 H2
OH + Bi = Bi(OH)3 =>
3 OH + Bi = Bi(OH)3
Cl2 + Br2 + KOH = H2O + KBrO3 + KCl =>
5 Cl2 + Br2 + 12 KOH = 6 H2O + 2 KBrO3 + 10 KCl
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Fe2O3(s) + HBr(aq) = FeBr3(aq) + H2O(l) =>
Fe2O3(s) + 6 HBr(aq) = 2 FeBr3(aq) + 3 H2O(l)
C12H26(g) + O2(g) = CO2(g) + H2O(g) =>
2 C12H26(g) + 37 O2(g) = 24 CO2(g) + 26 H2O(g)
O2(g) + NaI(aq) = Na2O(aq) + I2(g) =>
O2(g) + 4 NaI(aq) = 2 Na2O(aq) + 2 I2(g)
C2H4NH3 = C2H5NH2 =>
C2H4NH3 = C2H5NH2
Na3PO4*12H2O + CuCl2 = NaCl + Cu3(PO4)2 + H2O =>
2 Na3PO4*12H2O + 3 CuCl2 = 6 NaCl + Cu3(PO4)2 + 24 H2O
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
Sb + O2 = Sb4O6 =>
4 Sb + 3 O2 = Sb4O6
Cu2O(s) + O2(g) = CuO(s) =>
2 Cu2O(s) + O2(g) = 4 CuO(s)
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
PH3 + CuO = H2O + Cu + P2O5 =>
2 PH3 + 8 CuO = 3 H2O + 8 Cu + P2O5
iron + hydrochloricacid = iron(II)chloride + hydrogen =>
Fe + 2 HCl = FeCl2 + H2
H2S + KOH = H2O + K2S =>
H2S + 2 KOH = 2 H2O + K2S
C2O2 = C6O6 =>
3 C2O2 = C6O6
BaCl2(aq) + Na2CO3(aq) = NaCl(aq) + BaCO3(s) =>
BaCl2(aq) + Na2CO3(aq) = 2 NaCl(aq) + BaCO3(s)
(NH4)2CO3 + HBr = (NH4)Br + H2O + CO2 =>
(NH4)2CO3 + 2 HBr = 2(NH4)Br + H2O + CO2
PbCl2 + NH4Br = PbBr + NH4Cl2 =>
PbCl2 + NH4Br = PbBr + NH4Cl2
C2H5OH(aq) + O2(g) = HO2(g) + CO2(g) =>
2 C2H5OH(aq) + 15 O2(g) = 12 HO2(g) + 4 CO2(g)
K2CrO4 + KCl = K2Cl + KCrO4 =>
K2CrO4 + KCl = K2Cl + KCrO4
HBr + LiI = HI + LiBr =>
HBr + LiI = HI + LiBr
MnCl2 + NaBiO3 + HNO3 = HMnO4 + Bi(NO3)3 + NaNO3 + NaCl + H2O =>
2 MnCl2 + 5 NaBiO3 + 16 HNO3 = 2 HMnO4 + 5 Bi(NO3)3 + NaNO3 + 4 NaCl + 7 H2O
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