Équations équilibrées la veille | Équations équilibrées le lendemain |
H2 + 2 Na = 2 NaH
Zn + Pb = Zn2Pb =>
2 Zn + Pb = Zn2Pb
Cu + AgNO{3+} = Cu(NO{3+}) + Ag =>
Cu + AgNO{3+} = Cu(NO{3+}) + Ag
NaOH + HNO3 = NaNO3 + H2O =>
NaOH + HNO3 = NaNO3 + H2O
Al + I2 = Al2I6 =>
2 Al + 3 I2 = Al2I6
C3H6 + NH3 + O2 = C3H3N + H2O =>
2 C3H6 + 2 NH3 + 3 O2 = 2 C3H3N + 6 H2O
As3I = As + I3 =>
3 As3I = 9 As + I3
C6H4BrNH2 + H2O = OH{-} + HC6H4BrNH2{+} =>
C6H4BrNH2 + H2O = OH{-} + HC6H4BrNH2{+}
SiO2 + HNO3 = HSiO4 + NO2 + H2O =>
SiO2 + 3 HNO3 = HSiO4 + 3 NO2 + H2O
CH3 + H2 = CH4 =>
2 CH3 + H2 = 2 CH4
H2 + Na = NaH =>
H2 + 2 Na = 2 NaH
CH3COCH3 + AlCl3 = CH3COCH2AlCl3 + H =>
CH3COCH3 + AlCl3 = CH3COCH2AlCl3 + H
K + BaO = Ba + KO =>
K + BaO = Ba + KO
C2N2 + KOH = KCN + H2O2 =>
C2N2 + 2 KOH = 2 KCN + H2O2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
P2O5 + Al(OH)3 = AlPO4 + H2O =>
P2O5 + 2 Al(OH)3 = 2 AlPO4 + 3 H2O
C7H5NaO2 + H2O = C7H6O2 + NaOH =>
C7H5NaO2 + H2O = C7H6O2 + NaOH
H3PO4 + KHCO3(s) = K2HPO4(aq) + H2O(l) + CO2(g) =>
H3PO4 + 2 KHCO3(s) = K2HPO4(aq) + 2 H2O(l) + 2 CO2(g)
Fe + O2 + H2O = Fe2O3(HO) =>
8 Fe + 7 O2 + 2 H2O = 4 Fe2O3(HO)
NiSO4 + NH4OH = Ni(NH3)6SO4 + H2O =>
NiSO4 + 6 NH4OH = Ni(NH3)6SO4 + 6 H2O
HC00H + Cu(OH)2 + NaOH = HCOONa + Cu2O + H2O =>
HC00H + 4 Cu(OH)2 + NaOH = HCOONa + 2 Cu2O + 5 H2O
FS + H2 = H2S + F =>
FS + H2 = H2S + F
Cu + H3Po4 = Cu(Po4)2 + H2 =>
Cu + 2 H3Po4 = Cu(Po4)2 + 3 H2
P2O5 + Al(OH)3 = AlPO4 + H2O =>
P2O5 + 2 Al(OH)3 = 2 AlPO4 + 3 H2O
Au + HNO3 + HF = HAuF4 + NO2 + H2O =>
Au + 3 HNO3 + 4 HF = HAuF4 + 3 NO2 + 3 H2O
C20H21BrN3 + NaClO = C14H10O3 + HBr + NaCl + N2 + H2O =>
14 C20H21BrN3 + 100 NaClO = 20 C14H10O3 + 14 HBr + 100 NaCl + 21 N2 + 40 H2O
Pb2(aq) + I(aq) = PbI2(s) =>
Pb2(aq) + 4 I(aq) = 2 PbI2(s)
C6H6 + KMnO4 = C4H4O4 + KMnO =>
2 C6H6 + 4 KMnO4 = 3 C4H4O4 + 4 KMnO
ZnS + O = Zn + SO2 =>
ZnS + 2 O = Zn + SO2
N2H4(l) + O2(g) = NO2(g) + H2O(l) =>
N2H4(l) + 3 O2(g) = 2 NO2(g) + 2 H2O(l)
Cr2S3 + H2O = Cr + H2S + OH =>
Cr2S3 + 6 H2O = 2 Cr + 3 H2S + 6 OH
Ca(s) + S(s) = CaS(s) =>
Ca(s) + S(s) = CaS(s)
Cr2S3 + H2O = Cr + H2S + OH =>
Cr2S3 + 6 H2O = 2 Cr + 3 H2S + 6 OH
K + CuSO4 = KSO4 + Cu =>
K + CuSO4 = KSO4 + Cu
Au(NO3)3 + Na2CO3 = Au2(CO3)3 + NaNO3 =>
2 Au(NO3)3 + 3 Na2CO3 = Au2(CO3)3 + 6 NaNO3
ZnS + O = Zn + SO2 =>
ZnS + 2 O = Zn + SO2
AgS + HNO3 = Ag(NO3)2 + H2S =>
AgS + 2 HNO3 = Ag(NO3)2 + H2S
Fe{2+} + NaOH = Fe(NaOH){2+} =>
Fe{2+} + NaOH = Fe(NaOH){2+}
CaF = Ca + F =>
CaF = Ca + F
Co + HgCl2 = CoCl3 + Hg =>
2 Co + 3 HgCl2 = 2 CoCl3 + 3 Hg
P2O5 + Al(OH)3 = AlPO4 + H2O =>
P2O5 + 2 Al(OH)3 = 2 AlPO4 + 3 H2O
H3PO4 + KHCO3(s) = K2HPO4(aq) + H2O(l) + CO2(g) =>
H3PO4 + 2 KHCO3(s) = K2HPO4(aq) + 2 H2O(l) + 2 CO2(g)
(CH3)2COH + HCl = (CH3)2CCl + H2O =>
(CH3)2COH + HCl = (CH3)2CCl + H2O
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
HCl + Mg = Mg2Cl + H2 =>
2 HCl + 4 Mg = 2 Mg2Cl + H2
C6H6 + O = CO + H2O =>
C6H6 + 9 O = 6 CO + 3 H2O
CuCl2NaOH = CuOHNaCl2 =>
CuCl2NaOH = CuOHNaCl2
[Zn(OH)4]{2-} + HCl = Zn{2+} + Cl{-} + H2O =>
[Zn(OH)4]{2-} + 4 HCl = Zn{2+} + 4 Cl{-} + 4 H2O
Sn(OH)2 + Na2S = SnS + NaOH =>
Sn(OH)2 + Na2S = SnS + 2 NaOH
Cr2O2{-} + S2{-} + H{+} = Cr3{+} + S + H2O =>
3 Cr2O2{-} + 7 S2{-} + 12 H{+} = 2 Cr3{+} + 14 S + 6 H2O
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Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/21/23
Équations équilibrées sur12/21/22
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