| Équations équilibrées la veille |
Ba(OH)2 + 2 HNO3 = Ba(NO3)2 + 2 H2O
BaCl2 + HNO3 = Ba(NO3)2 + HCl =>
BaCl2 + 2 HNO3 = Ba(NO3)2 + 2 HCl
Mg(NO3)2 + NaOH = Mg(OH)2 + NaNO3 =>
Mg(NO3)2 + 2 NaOH = Mg(OH)2 + 2 NaNO3
NH4 + Cl = HCl + NH3 =>
NH4 + Cl = HCl + NH3
A5 + B2 = A2B8 =>
2 A5 + 20 B2 = 5 A2B8
FeCl2 + CuS = FeS + CuCl2 =>
FeCl2 + CuS = FeS + CuCl2
CuCl2 + Na + H2O = Cu(OH)2 + NaCl + H2 =>
CuCl2 + 2 Na + 2 H2O = Cu(OH)2 + 2 NaCl + H2
CuCl2 + CuO = Cu2Cl2O =>
CuCl2 + CuO = Cu2Cl2O
KHS = H2SK2S =>
2 KHS = H2SK2S
H2O + FeCl3 = HCl + Fe(OH)3 =>
3 H2O + FeCl3 = 3 HCl + Fe(OH)3
NaCl + NO3 = NaClNO3 =>
NaCl + NO3 = NaClNO3
NH3 + O2 = HOH + NO2 =>
4 NH3 + 7 O2 = 6 HOH + 4 NO2
CaSO3 + H3PO4 = CaO + SO3 + P(OH)3 =>
CaSO3 + H3PO4 = CaO + SO3 + P(OH)3
CH3CH2Br + H2S = CH3CH2H2S + Br =>
CH3CH2Br + H2S = CH3CH2H2S + Br
C240H90O4NS2 + O2 = H2O + CO2 + SO2 + NO =>
C240H90O4NS2 + 263 O2 = 45 H2O + 240 CO2 + 2 SO2 + NO
Fe(s) + HCl(aq) = FeCl3 + H2 =>
2 Fe(s) + 6 HCl(aq) = 2 FeCl3 + 3 H2
HCl + (Ba(OH)2) = BaCl2 + H2O =>
2 HCl + (Ba(OH)2) = BaCl2 + 2 H2O
As2O5 = As + O =>
As2O5 = 2 As + 5 O
HClO + K2O = K(ClO) + H2O =>
2 HClO + K2O = 2 K(ClO) + H2O
Co(NO3)2 + HCl = H2(CoCl4) + HNO3 =>
Co(NO3)2 + 4 HCl = H2(CoCl4) + 2 HNO3
Cr(OH)3 + NaOH = Na3[Cr(OH)6] =>
Cr(OH)3 + 3 NaOH = Na3[Cr(OH)6]
C2H3N2 + O2 = CO2 + H2 + N2 =>
2 C2H3N2 + 4 O2 = 4 CO2 + 3 H2 + 2 N2
CH3COCOOH = CH2COOH + CO =>
3 CH3COCOOH = 4 CH2COOH + CO
Cu + H2SO4 = CuSO4 + H2O(l) + SO2(g) =>
Cu + 2 H2SO4 = CuSO4 + 2 H2O(l) + SO2(g)
NaOH + HCl = H2O + NaCl =>
NaOH + HCl = H2O + NaCl
NO2FeO = FeNO3 =>
NO2FeO = FeNO3
Li + Ni = Li3Ni =>
3 Li + Ni = Li3Ni
Ag + HNO3 + NaCl = AgCl + NaNO3 + H2 =>
2 Ag + 2 HNO3 + 2 NaCl = 2 AgCl + 2 NaNO3 + H2
Zn(OH)2 + H2SO4 = Zn3(OHSO4)2 + H2O =>
3 Zn(OH)2 + 2 H2SO4 = Zn3(OHSO4)2 + 4 H2O
NaHCO3 + H3C6H5O7 = H2O + CO2 + Na2C6H6O7 =>
2 NaHCO3 + H3C6H5O7 = 2 H2O + 2 CO2 + Na2C6H6O7
Zn2 + HC2H3O2 = H2 + Zn(C2H3O2)2 =>
Zn2 + 4 HC2H3O2 = 2 H2 + 2 Zn(C2H3O2)2
SO42{-} + Cu + H3O{+} = SO2 + Cu2{+} + H2O =>
SO42{-} + 158 Cu + 80 H3O{+} = SO2 + 79 Cu2{+} + 120 H2O
H3O{+} + CH3CH2OH + Cr2O7{2-} = CH3COOH + Cr{3+} + H2O =>
16 H3O{+} + 3 CH3CH2OH + 2 Cr2O7{2-} = 3 CH3COOH + 4 Cr{3+} + 27 H2O
C + H2O = CO3O2 + H =>
C + 5 H2O = CO3O2 + 10 H
Na2CO3 + Cr(NO3)3 = Na(NO3) + Cr2(CO3)3 =>
3 Na2CO3 + 2 Cr(NO3)3 = 6 Na(NO3) + Cr2(CO3)3
MgO2H2 = Mg + O2 + H2 =>
MgO2H2 = Mg + O2 + H2
F2(g) + H2O(l) = HF(g) + O2(g) =>
2 F2(g) + 2 H2O(l) = 4 HF(g) + O2(g)
CH3COOH(aq) + LiOH(aq) = H2O(l) + LiCH3COO(g) =>
CH3COOH(aq) + LiOH(aq) = H2O(l) + LiCH3COO(g)
HCl + NaC2H3O2 = NaC2Cl + H3O2H =>
HCl + NaC2H3O2 = NaC2Cl + H3O2H
Ca(HCO3)2 + HBr = CaBr2 + CO2 + H2O =>
Ca(HCO3)2 + 2 HBr = CaBr2 + 2 CO2 + 2 H2O
NaCl + NO3 = NaClNO3 =>
NaCl + NO3 = NaClNO3
PbSO4 = PbO + SO2 + O2 =>
2 PbSO4 = 2 PbO + 2 SO2 + O2
H2 + Mg = H2Mg =>
H2 + Mg = H2Mg
C7H6N3O6 = N2 + H2O + CO + C =>
2 C7H6N3O6 = 3 N2 + 6 H2O + 6 CO + 8 C
Cr2(SO4)3 + KOH = K2(SO4) + Cr(OH)3 =>
Cr2(SO4)3 + 6 KOH = 3 K2(SO4) + 2 Cr(OH)3
Ca3C12H10O14 + H2SO4 = C6H8O7 + CaSO4 =>
Ca3C12H10O14 + 3 H2SO4 = 2 C6H8O7 + 3 CaSO4
Sn{2+} + Hg2Cl2 + Cl{-} = Hg + (SnCl6){2-} =>
Sn{2+} + Hg2Cl2 + 4 Cl{-} = 2 Hg + (SnCl6){2-}
Ba(OH2) + H3PO4 = BaOHPO4 + H =>
Ba(OH2) + H3PO4 = BaOHPO4 + 4 H
Al + H2 + SO4 = Al2(SO)4 + H2O =>
2 Al + 12 H2 + 4 SO4 = Al2(SO)4 + 12 H2O
CO(NH2)2 + KBrO + KOH = K2CO3 + H2O + KBr + N2 =>
CO(NH2)2 + 3 KBrO + 2 KOH = K2CO3 + 3 H2O + 3 KBr + N2
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Équations équilibrées sur12/18/24
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