| Équations équilibrées la veille |
2 C4H8Cl2 + 11 O2 = 8 CO2 + 6 H2O + 4 HCl
BrH + Al(OH)3 = Br3Al + H2O =>
3 BrH + Al(OH)3 = Br3Al + 3 H2O
C2H3N + O2 = CO2 + H2O + NO =>
4 C2H3N + 13 O2 = 8 CO2 + 6 H2O + 4 NO
HS + O = H2O + SO2 =>
2 HS + 5 O = H2O + 2 SO2
S8 + NaOH = Na2S + Na2SO3 + H2O =>
3 S8 + 48 NaOH = 16 Na2S + 8 Na2SO3 + 24 H2O
Ge + HNO3 + HCl = GeCl4 + NO + H2O =>
3 Ge + 4 HNO3 + 12 HCl = 3 GeCl4 + 4 NO + 8 H2O
C2H4 + Al2O3 = H2O + Al2O + C2H2 =>
2 C2H4 + Al2O3 = 2 H2O + Al2O + 2 C2H2
CH4(g) + H2S(g) = CS2(g) + H2(g) =>
CH4(g) + 2 H2S(g) = CS2(g) + 4 H2(g)
H2(g) + Cl2(g) = HCl(aq) =>
H2(g) + Cl2(g) = 2 HCl(aq)
{226}Rn{88} = {226}Rn{86}{+} =>
{226}Rn{88} = {226}Rn{86}{+}
C5H10O5 = CH4 + CO2 =>
2 C5H10O5 = 5 CH4 + 5 CO2
KNO3 + H2SO4 + Cu = K2SO4 + Cu(NO3)2 + NO2 + H2O =>
4 KNO3 + 2 H2SO4 + Cu = 2 K2SO4 + Cu(NO3)2 + 2 NO2 + 2 H2O
AlCl3 + LiH = AlH3 + LiCl =>
AlCl3 + 3 LiH = AlH3 + 3 LiCl
Pb(CH3COO)2 + KOH = Pb(OH)2 + KCH3COO =>
Pb(CH3COO)2 + 2 KOH = Pb(OH)2 + 2 KCH3COO
U(SO4)2 + Zn = ZnSO4 + U =>
U(SO4)2 + 2 Zn = 2 ZnSO4 + U
V + H2O = V2O5 + H2 =>
2 V + 5 H2O = V2O5 + 5 H2
K2Cr2O7 + NaOH + HCl = KCl + Na2Cr2O7 + H2O =>
K2Cr2O7 + 2 NaOH + 2 HCl = 2 KCl + Na2Cr2O7 + 2 H2O
C + H = CH4 =>
C + 4 H = CH4
C5H6(l) + O2(g) = CO2(g) + H2O(g) =>
2 C5H6(l) + 13 O2(g) = 10 CO2(g) + 6 H2O(g)
Fe(NO3)2 + H2O = FeOHNO3 + HNO3 =>
Fe(NO3)2 + H2O = FeOHNO3 + HNO3
P2O5 + KOH = K3PO4 + H2O =>
P2O5 + 6 KOH = 2 K3PO4 + 3 H2O
NaAl(OH)4 + H2SO4 = Al2(SO4)3 + NaOH + H2O =>
2 NaAl(OH)4 + 3 H2SO4 = Al2(SO4)3 + 2 NaOH + 6 H2O
C8H10O2 + NaOH + C4H10O4S = C10H18O3 + H2O + Na2SO4 =>
8 C8H10O2 + 18 NaOH + 9 C4H10O4S = 10 C10H18O3 + 4 H2O + 9 Na2SO4
Mg3(PO4)2 + HNO3 = Mg(H2PO4)2 + Mg(NO3)2 =>
Mg3(PO4)2 + 4 HNO3 = Mg(H2PO4)2 + 2 Mg(NO3)2
K2Cr2O7 + H2SO4 + C3H7OH = Cr2(SO4)3 + K2SO4 + CH3COOH + H2O =>
2 K2Cr2O7 + 8 H2SO4 + 2 C3H7OH = 2 Cr2(SO4)3 + 2 K2SO4 + 3 CH3COOH + 10 H2O
H2SO4(aq) + Zn(OH)2(s) = ZnSO4(aq) + H2O(l) =>
H2SO4(aq) + Zn(OH)2(s) = ZnSO4(aq) + 2 H2O(l)
Hg(NO3)2 + (N2H5)2SO4 + NaOH = HgSO4 + NaNO3 + N2 + H2O =>
5 Hg(NO3)2 + 5(N2H5)2SO4 + 2 NaOH = 5 HgSO4 + 2 NaNO3 + 14 N2 + 26 H2O
H3 + NaOH = Na + H2O =>
H3 + 3 NaOH = 3 Na + 3 H2O
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
SO3 + H2 = H2S + H2O =>
SO3 + 4 H2 = H2S + 3 H2O
H3 + NaOH = Na + H2O =>
H3 + 3 NaOH = 3 Na + 3 H2O
C6H5COOH + KOH = C6H6 + K2CO3 + H2O =>
C6H5COOH + 2 KOH = C6H6 + K2CO3 + H2O
KI(aq) + BaS(aq) = BaI2(aq) + K2S(aq) =>
2 KI(aq) + BaS(aq) = BaI2(aq) + K2S(aq)
MgCl2 + Na2CO3 + H2O = Mg(OH)2 + CO2 + NaCl =>
MgCl2 + Na2CO3 + H2O = Mg(OH)2 + CO2 + 2 NaCl
K2SiO3 + HF = KF + Si2F8 + H2O =>
2 K2SiO3 + 12 HF = 4 KF + Si2F8 + 6 H2O
KOH + H2Se = K2Se + HOH =>
2 KOH + H2Se = K2Se + 2 HOH
Cu + KNO3 + H2SO4 = Cu(NO3)2 + K2SO4 + NO + H2O =>
3 Cu + 8 KNO3 + 4 H2SO4 = 3 Cu(NO3)2 + 4 K2SO4 + 2 NO + 4 H2O
CH3NH3Cl + H2O = CH3NH2Cl + H3O =>
CH3NH3Cl + H2O = CH3NH2Cl + H3O
CuO(s) + H2SO4 = CuSO4(aq) + H2O(l) =>
CuO(s) + H2SO4 = CuSO4(aq) + H2O(l)
H4C2O2 + NaHCO3 = NaH3C2O2 + H2O + CO2 =>
H4C2O2 + NaHCO3 = NaH3C2O2 + H2O + CO2
Pb(s) + HNO3 = Pb(NO3)2 + H2 =>
Pb(s) + 2 HNO3 = Pb(NO3)2 + H2
H2O + Cr2O7{-2} + H2S = Cr{+3} + S8 + OH{-} =>
8 H2O + 8 Cr2O7{-2} + 24 H2S = 16 Cr{+3} + 3 S8 + 64 OH{-}
MgCO3 + HCl = MgCl2 + H2O + CO2 =>
MgCO3 + 2 HCl = MgCl2 + H2O + CO2
Rb + RbNO3 = RbO2 + N2 =>
Rb + 2 RbNO3 = 3 RbO2 + N2
NH4O3 = N2 + O2 + H2O =>
2 NH4O3 = N2 + O2 + 4 H2O
(NH4)2HPO4 + Ba(OH)2 = Ba3(PO4)2 + NH3 + H2O =>
2(NH4)2HPO4 + 3 Ba(OH)2 = Ba3(PO4)2 + 4 NH3 + 6 H2O
Fe + HO = Fe3O4 + H2 =>
3 Fe + 4 HO = Fe3O4 + 2 H2
Br2(g) + F2(g) = BrF(g) =>
Br2(g) + F2(g) = 2 BrF(g)
S + O2 + NaOH = Na2SO4 + H2O =>
2 S + 3 O2 + 4 NaOH = 2 Na2SO4 + 2 H2O
NH4OH(aq) + Pb(NO3)2(aq) = NH4NO3(aq) + Pb(OH)2 =>
2 NH4OH(aq) + Pb(NO3)2(aq) = 2 NH4NO3(aq) + Pb(OH)2
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Équations équilibrées sur10/26/24
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