| Équations équilibrées la veille | Équations équilibrées le lendemain |
K2Cr2O7 + 4 H2SO4 + 3 Na2SO3 = Cr2(SO4)3 + K2SO4 + 3 Na2SO4 + 4 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
C3H8(g) + O2(g) = CO2(g) + H2O(g) =>
C3H8(g) + 5 O2(g) = 3 CO2(g) + 4 H2O(g)
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
NaCl + AgNO3 = AgCl + NaNO3 =>
NaCl + AgNO3 = AgCl + NaNO3
SiH4 + O2 = SiO2 + H2O =>
SiH4 + 2 O2 = SiO2 + 2 H2O
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
Cl2 + KBr = KCl + Br =>
Cl2 + 2 KBr = 2 KCl + 2 Br
Al(s) + O2(g) = Al2O3(s) =>
4 Al(s) + 3 O2(g) = 2 Al2O3(s)
calciumhydroxide + carbondioxide = calciumcarbonate + water =>
Ca(OH)2 + CO2 = CaCO3 + H2O
BF3 + Li2SO3 = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
C + O2 = CO2 =>
C + O2 = CO2
P + HNO3 + H2O = H3PO4 + NO =>
3 P + 5 HNO3 + 2 H2O = 3 H3PO4 + 5 NO
MnCl2 + Na2S2O8 + NaOH = Na2SO4 + NaMnO4 + NaCl + H2O =>
2 MnCl2 + 5 Na2S2O8 + 16 NaOH = 10 Na2SO4 + 2 NaMnO4 + 4 NaCl + 8 H2O
(NH4)3PO4 + Pb(NO3)4 = Pb3(PO4)4 + NH4NO3 =>
4(NH4)3PO4 + 3 Pb(NO3)4 = Pb3(PO4)4 + 12 NH4NO3
K2O + P2O5 = K3PO4 =>
3 K2O + P2O5 = 2 K3PO4
Fe(NO3)2 + HNO3 = Fe(NO3)3 + NO + H2O =>
3 Fe(NO3)2 + 4 HNO3 = 3 Fe(NO3)3 + NO + 2 H2O
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
FeCl2 + K2Cr2O7 + HCl = FeCl3 + KCl + CrCl3 + H2O =>
6 FeCl2 + K2Cr2O7 + 14 HCl = 6 FeCl3 + 2 KCl + 2 CrCl3 + 7 H2O
HCl + Mg(OH)2 = MgCl2 + H2O =>
2 HCl + Mg(OH)2 = MgCl2 + 2 H2O
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
Cl2 + MgBr2 = MgCl2 + Br =>
Cl2 + MgBr2 = MgCl2 + 2 Br
NaCrO2 + Br2 + NaOH = Na2CrO4 + NaBr + H2O =>
2 NaCrO2 + 3 Br2 + 8 NaOH = 2 Na2CrO4 + 6 NaBr + 4 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
SeCl6 + O2 = SeO2 + Cl2 =>
SeCl6 + O2 = SeO2 + 3 Cl2
SO3{-2} + MnO4{-} + H{+} = SO4{-2} + Mn{+2} + H20 =>
80 SO3{-2} + 20 MnO4{-} + 60 H{+} = 80 SO4{-2} + 20 Mn{+2} + 3 H20
NH3 + O2 = NO2 + H20 =>
20 NH3 + 20 O2 = 20 NO2 + 3 H20
C3H7BR + NAOH = C3H7OH + NABR =>
C3H7BR + NAOH = C3H7OH + NABR
KCrO2 + Br2 + KOH = K2CrO4 + KBr + H2O =>
2 KCrO2 + 3 Br2 + 8 KOH = 2 K2CrO4 + 6 KBr + 4 H2O
P4(s) + O2(g) = P2O5(s) =>
P4(s) + 5 O2(g) = 2 P2O5(s)
C3H5O9N3 = CO2 + H2O + N2 + NO =>
4 C3H5O9N3 = 12 CO2 + 10 H2O + 5 N2 + 2 NO
Hg2I2 + O2 = Hg2O + I2 =>
2 Hg2I2 + O2 = 2 Hg2O + 2 I2
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
CH3COOH + NH4OH = CH3COONH4 + H2O =>
CH3COOH + NH4OH = CH3COONH4 + H2O
NH3 + O2 = NO2 + H20 =>
20 NH3 + 20 O2 = 20 NO2 + 3 H20
MgCl + AgNO3 = AgCl + MgNO3 =>
MgCl + AgNO3 = AgCl + MgNO3
NaNO3 + FeS = NaS + FeNO3 =>
NaNO3 + FeS = NaS + FeNO3
Cl2 + NAOH = NACl + NAClO3 + H2O =>
3 Cl2 + 6 NAOH = 5 NACl + NAClO3 + 3 H2O
C2H5OH + KMnO4 = HC2H3O2 + MnO2 + KOH + H2O =>
3 C2H5OH + 4 KMnO4 = 3 HC2H3O2 + 4 MnO2 + 4 KOH + H2O
C2 + H2O = CO + H2 =>
C2 + 2 H2O = 2 CO + 2 H2
Cl2O7 + NaOH = NaClO4 + H2O =>
Cl2O7 + 2 NaOH = 2 NaClO4 + H2O
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
Cu + AGNo3 = Cu(No3)2 + AG =>
Cu + 2 AGNo3 = Cu(No3)2 + 2 AG
CH3CHOHCOOH + NH4OH = CH3CHOHCOONH4 + H2O =>
CH3CHOHCOOH + NH4OH = CH3CHOHCOONH4 + H2O
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
HClO4(l) + P2O5(s) = Cl2O7(l) + HPO3(s) =>
2 HClO4(l) + P2O5(s) = Cl2O7(l) + 2 HPO3(s)
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Mg(s) + HBr(ac) = MgBr2(ac) + H2(g) =>
Mg(s) + 2 HBr(ac) = MgBr2(ac) + H2(g)
FeS(s) + HCl(aq) = FeCl2(aq) + H2S(g) =>
FeS(s) + 2 HCl(aq) = FeCl2(aq) + H2S(g)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur05/17/17
Équations équilibrées sur06/16/16
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