| Équations équilibrées la veille | Équations équilibrées le lendemain |
H3PO4 + 8 HCl + 4 Zn = PH3 + 4 ZnCl2 + 4 H2O
K2Cr2O7 + HNO2 + HCl = CrCl3 + H2O + KCl + HNO3 =>
K2Cr2O7 + 3 HNO2 + 8 HCl = 2 CrCl3 + 4 H2O + 2 KCl + 3 HNO3
CH3OOH + NaOH = NaC2H3O2 + H2O =>
2 CH3OOH + NaOH = NaC2H3O2 + 3 H2O
NaBr + KCl = KBr + NaCl =>
NaBr + KCl = KBr + NaCl
K2Cr2O7 + HNO2 + HCl = CrCl3 + H2O + KCl + HNO3 =>
K2Cr2O7 + 3 HNO2 + 8 HCl = 2 CrCl3 + 4 H2O + 2 KCl + 3 HNO3
(KHSO4) + KOH = K2SO4 + H2O =>
(KHSO4) + KOH = K2SO4 + H2O
Al + Na2CO3 = Al2(CO3)3 + Na =>
2 Al + 3 Na2CO3 = Al2(CO3)3 + 6 Na
As2S5 + H2O2 + NH4OH = H2O + (NH4)3AsO4 + (NH4)2SO4 =>
As2S5 + 20 H2O2 + 16 NH4OH = 28 H2O + 2(NH4)3AsO4 + 5(NH4)2SO4
H2S + KOH = H2O + KSH =>
H2S + KOH = H2O + KSH
CH3OOH + NaOH = NaC2H3O2 + H2O =>
2 CH3OOH + NaOH = NaC2H3O2 + 3 H2O
H2S + NaOH = Na2S + HOH =>
H2S + 2 NaOH = Na2S + 2 HOH
P + Rb = PRb =>
P + Rb = PRb
Ca2 + O2 = CaO3 =>
Ca2 + 3 O2 = 2 CaO3
Sn(NO3)2 + KOH = Sn(OH)2 + KNO3 =>
Sn(NO3)2 + 2 KOH = Sn(OH)2 + 2 KNO3
KH + H2O = KOH + H3O =>
KH + 3 H2O = KOH + 2 H3O
Zn(s) + AgNO3(aq) = Ag(s) + Zn(NO3)2(away) =>
Zn(s) + 2 AgNO3(aq) = 2 Ag(s) + Zn(NO3)2(away)
K2[HgI4] + NaOH = NaI + KI + H2O + HgO =>
K2[HgI4] + 2 NaOH = 2 NaI + 2 KI + H2O + HgO
Bi2O3 + Na2O2 = NaBiO3 + Na2O =>
Bi2O3 + 2 Na2O2 = 2 NaBiO3 + Na2O
Na2CO3 + Hg(C2H3O2)2 = Hg2CO3 + Na(C2H3O2)2 =>
Na2CO3 + 2 Hg(C2H3O2)2 = Hg2CO3 + 2 Na(C2H3O2)2
Cr2O3 + NaOH + H2O = NaCr(OH)4 =>
Cr2O3 + 2 NaOH + 3 H2O = 2 NaCr(OH)4
S8(g) + O2(g) = SO2(g) =>
S8(g) + 8 O2(g) = 8 SO2(g)
Al3C4 + H2O = Al(OH)4 + CH3 =>
Al3C4 + 12 H2O = 3 Al(OH)4 + 4 CH3
WO4 + SnCl2 = (WO)2(WO3)3 + SnO2 + Cl =>
10 WO4 + 9 SnCl2 = 2(WO)2(WO3)3 + 9 SnO2 + 18 Cl
K2Cr2O7 + HNO2 + HCl = CrCl3 + H2O + KCl + HNO3 =>
K2Cr2O7 + 3 HNO2 + 8 HCl = 2 CrCl3 + 4 H2O + 2 KCl + 3 HNO3
MnO2 + Fe + H2SO4 = MnSO4 + FeSO4 + H2O =>
MnO2 + Fe + 2 H2SO4 = MnSO4 + FeSO4 + 2 H2O
Ca2 + O2 = CaO3 =>
Ca2 + 3 O2 = 2 CaO3
KMnO4 + C2H5OH = MnO2 + CH3CHO + KOH + H2O =>
2 KMnO4 + 3 C2H5OH = 2 MnO2 + 3 CH3CHO + 2 KOH + 2 H2O
NaMnO4 + NaNO2 + NaOH = Na2MnO4 + NaNO3 + H2O =>
2 NaMnO4 + NaNO2 + 2 NaOH = 2 Na2MnO4 + NaNO3 + H2O
C3H5(ONO2)3 = CO2 + H2O + N2 + NO =>
4 C3H5(ONO2)3 = 12 CO2 + 10 H2O + 5 N2 + 2 NO
Cr2O3 + NaOH + H2O = NaCr(OH)4 =>
Cr2O3 + 2 NaOH + 3 H2O = 2 NaCr(OH)4
K2Cr2O7 + HNO2 + HCl = CrCl3 + H2O + KCl + HNO3 =>
K2Cr2O7 + 3 HNO2 + 8 HCl = 2 CrCl3 + 4 H2O + 2 KCl + 3 HNO3
Cu + Cr(CH3COO)3 = Cu(CH3COO)2 + Cr =>
3 Cu + 2 Cr(CH3COO)3 = 3 Cu(CH3COO)2 + 2 Cr
Cr2(CO3)3 + Ca(OH)2 = Cr(OH)3 + CaCO3 =>
Cr2(CO3)3 + 3 Ca(OH)2 = 2 Cr(OH)3 + 3 CaCO3
LiHH2O = LiOHH2 =>
LiHH2O = LiOHH2
Pt + H3PO4 = PtPO4 + H3 =>
Pt + H3PO4 = PtPO4 + H3
HCOOH + Ca(OH)2 = (HCOO)2Ca + H2O =>
2 HCOOH + Ca(OH)2 = (HCOO)2Ca + 2 H2O
HNO3 + KCl = HCl + NO3K =>
HNO3 + KCl = HCl + NO3K
C19H40 + O2 = CO2 + H2O =>
C19H40 + 29 O2 = 19 CO2 + 20 H2O
LiH + AlCl3 = LiAlH4 + LiCl =>
4 LiH + AlCl3 = LiAlH4 + 3 LiCl
BaO2MnO2 = MnBaO4 =>
BaO2MnO2 = MnBaO4
CH3CH2OH + H2O = CO2 + H =>
CH3CH2OH + 3 H2O = 2 CO2 + 12 H
Hg(NO3)2(aq) + CuCl2(aq) = HgCl2(s) + Cu(NO3)2 =>
Hg(NO3)2(aq) + CuCl2(aq) = HgCl2(s) + Cu(NO3)2
CsI + Br2 = CsBr + I2 =>
2 CsI + Br2 = 2 CsBr + I2
K2Cr2O7 + HNO2 + HCl = CrCl3 + H2O + KCl + HNO3 =>
K2Cr2O7 + 3 HNO2 + 8 HCl = 2 CrCl3 + 4 H2O + 2 KCl + 3 HNO3
BrO3{-} + Sb{3+} + H{+} = Sb{5+} + Br{-} + H2O =>
BrO3{-} + 3 Sb{3+} + 6 H{+} = 3 Sb{5+} + Br{-} + 3 H2O
CHCl3 + NaOH = HCO2Na + NaCl + H2O =>
CHCl3 + 4 NaOH = HCO2Na + 3 NaCl + 2 H2O
ZnH3O + HCl = H4O + ZnCl =>
ZnH3O + HCl = H4O + ZnCl
(KHSO4) + KOH = K2SO4 + H2O =>
(KHSO4) + KOH = K2SO4 + H2O
Cr2O3 + NaOH + H2O = NaCr(OH)4 =>
Cr2O3 + 2 NaOH + 3 H2O = 2 NaCr(OH)4
Ca2 + O2 = CaO3 =>
Ca2 + 3 O2 = 2 CaO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/11/24
Équations équilibrées sur08/10/23
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