| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Ag(NO3)(aq) + CaCl2(aq) = 2 AgCl(s) + Ca(NO3)2(aq)
Na2C2O4 + Ba(OH)2 = BaC2O4 + NaOH =>
Na2C2O4 + Ba(OH)2 = BaC2O4 + 2 NaOH
CH3CHOHCH3 + Na2Cr2O7 + H2SO4 = CH3COCH3 + Cr2(SO4)3 + Na2SO4 + H2O =>
3 CH3CHOHCH3 + Na2Cr2O7 + 4 H2SO4 = 3 CH3COCH3 + Cr2(SO4)3 + Na2SO4 + 7 H2O
HCOOH = H + HCOO =>
HCOOH = H + HCOO
Sn{4+} + Sn = Sn{2+} =>
Sn{4+} + Sn = 2 Sn{2+}
C8H8O3 + CH3CH2OH = C10H12O3 + H2O =>
C8H8O3 + CH3CH2OH = C10H12O3 + H2O
C6H6 + H2SO4 = C6H6O3S + H2O =>
C6H6 + H2SO4 = C6H6O3S + H2O
KMnO4 + NaNO2 + HNO3 = Mn(NO3)3 + KNO3 + H2O + NaNO3 =>
KMnO4 + 2 NaNO2 + 4 HNO3 = Mn(NO3)3 + KNO3 + 2 H2O + 2 NaNO3
Mn + HNO3 = Mn(NO3)2 + N + H2O =>
5 Mn + 12 HNO3 = 5 Mn(NO3)2 + 2 N + 6 H2O
C3H8O + K2Cr2O7 + H2SO4 = K2SO4 + Cr2(SO4)3 + CO2 + H2O =>
C3H8O + 3 K2Cr2O7 + 12 H2SO4 = 3 K2SO4 + 3 Cr2(SO4)3 + 3 CO2 + 16 H2O
NaHCO3 + HC2H4O2 = NaC2H4O2 + H2O + CO2 =>
NaHCO3 + HC2H4O2 = NaC2H4O2 + H2O + CO2
HCOOH + Na2O = HCOONa + H2O =>
2 HCOOH + Na2O = 2 HCOONa + H2O
IO3 + Mn = I + MnO2 =>
2 IO3 + 3 Mn = 2 I + 3 MnO2
CO2 + NH3 = OC(NH2)2 + H2O =>
CO2 + 2 NH3 = OC(NH2)2 + H2O
(NH2)2CO + HNO2 = CO2 + N2 + H2O =>
(NH2)2CO + 2 HNO2 = CO2 + 2 N2 + 3 H2O
CaO(s) + HNO3 = Ca(NO3)2 + H2O =>
CaO(s) + 2 HNO3 = Ca(NO3)2 + H2O
H2Cr2O7 + KI + H2SO4 = K2SO4 + I2 + Cr2(SO4)3 + H2O =>
H2Cr2O7 + 6 KI + 6 H2SO4 = 3 K2SO4 + 3 I2 + Cr2(SO4)3 + 7 H2O
B2O3 + CO = B + CO2 =>
B2O3 + 3 CO = 2 B + 3 CO2
Pt(s) + HBr(aq) = Br2Pt + H2 =>
Pt(s) + 2 HBr(aq) = Br2Pt + H2
AgCl + CN = Ag(CN)2 + Cl =>
AgCl + 2 CN = Ag(CN)2 + Cl
B2H6(l) + O2(g) = B2O3(s) + H2O(l) =>
B2H6(l) + 3 O2(g) = B2O3(s) + 3 H2O(l)
MnO2 + C2O4{2-} + H{+} = Mn{2+} + CO2 + H2O =>
MnO2 + C2O4{2-} + 4 H{+} = Mn{2+} + 2 CO2 + 2 H2O
K2Cr2O7 + C6H6O + H2SO4 = Cr2(SO4)3 + K2SO4 + CO2 + H2O =>
14 K2Cr2O7 + 3 C6H6O + 56 H2SO4 = 14 Cr2(SO4)3 + 14 K2SO4 + 18 CO2 + 65 H2O
Ba + KI = BaI2 + K =>
Ba + 2 KI = BaI2 + 2 K
Cl + O2 = Cl2O3 =>
4 Cl + 3 O2 = 2 Cl2O3
(BaCO3) = BaO + CO2 =>
(BaCO3) = BaO + CO2
HOH + HNO3 = HNO4 + H2 =>
HOH + HNO3 = HNO4 + H2
K3Fe(CN)6 + H2SO4 + H2O2 = K2SO4 + Fe2(SO4)3 + NO2 + CO2 + H2O =>
2 K3Fe(CN)6 + 6 H2SO4 + 54 H2O2 = 3 K2SO4 + Fe2(SO4)3 + 12 NO2 + 12 CO2 + 60 H2O
KC1 + AgNO3 = KNO3 + AgC1 =>
KC1 + AgNO3 = KNO3 + AgC1
CH3CH2CH2COOH + HCl = CH3CH2CH2COO + H2Cl =>
CH3CH2CH2COOH + HCl = CH3CH2CH2COO + H2Cl
BaCl2 + (NH4)3PO4 = Ba3(PO4)2 + NH4Cl =>
3 BaCl2 + 2(NH4)3PO4 = Ba3(PO4)2 + 6 NH4Cl
LiNO3 + K2SO4 = Li2SO4 + KNO3 =>
2 LiNO3 + K2SO4 = Li2SO4 + 2 KNO3
NH3 + H2O = NH4OH =>
NH3 + H2O = NH4OH
AICI3 + NaOH = NaCI3 + AIOH =>
AICI3 + NaOH = NaCI3 + AIOH
As + F2 = AsF2 =>
As + F2 = AsF2
KHS + H2SO4 = KHSO4 + H2S =>
KHS + H2SO4 = KHSO4 + H2S
C8H8O7 + NaHCO3 = H2O + CO2 + Na3C6H5O7 =>
9 C8H8O7 + 39 NaHCO3 = 23 H2O + 33 CO2 + 13 Na3C6H5O7
Ba(OH)2(ac) + H3PO4(ac) = Ba3(PO4)2(s) + H2O =>
3 Ba(OH)2(ac) + 2 H3PO4(ac) = Ba3(PO4)2(s) + 6 H2O
H2S(rjyw) + KCl = HCl + K2S =>
H2S(rjyw) + 2 KCl = 2 HCl + K2S
CI4 + Cl2 = CCl4 + I2 =>
CI4 + 2 Cl2 = CCl4 + 2 I2
KBr + Na2S = NaBr + K2S =>
2 KBr + Na2S = 2 NaBr + K2S
C3H7NO2S + N2O + OH{-} = CO3{-}2 + H2O + N2 + SO4{-}2 =>
2 C3H7NO2S + 25 N2O + 8 OH{-} = 6 CO3{-}2 + 11 H2O + 26 N2 + 2 SO4{-}2
AlCl3 + Ni(NO3)2 = Al(NO3)3 + NiCl2 =>
2 AlCl3 + 3 Ni(NO3)2 = 2 Al(NO3)3 + 3 NiCl2
S + O3 + H2O = H2SO4 =>
S + O3 + H2O = H2SO4
Cr(OH)4{-} + H{+} = Cr{3+} + H2O =>
Cr(OH)4{-} + 4 H{+} = Cr{3+} + 4 H2O
ZnBr2 + K3PO4 = KBr + Zn + PO4 =>
3 ZnBr2 + 2 K3PO4 = 6 KBr + 3 Zn + 2 PO4
Pb(NO3)2 + H2O = HNO3 + Pb(OH)2 =>
Pb(NO3)2 + 2 H2O = 2 HNO3 + Pb(OH)2
NiCl2(aq) + NaOH(aq) = Ni(OH)2(s) + NaCl(aq) =>
NiCl2(aq) + 2 NaOH(aq) = Ni(OH)2(s) + 2 NaCl(aq)
KHS + H2SO4 = KHSO4 + H2S =>
KHS + H2SO4 = KHSO4 + H2S
AlBr33 + Cl2 = AlCl3 + Br2 =>
2 AlBr33 + 3 Cl2 = 2 AlCl3 + 33 Br2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/24/24
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