Équations équilibrées la veille |
2 NH3 + 3 CuO = 3 Cu + 3 H2O + N2
B2H6 + H2O2 = B2O3 + H2 =>
2 B2H6 + 3 H2O2 = 2 B2O3 + 9 H2
Cr + H2S = CrS + H2 =>
Cr + H2S = CrS + H2
Ba2O4 = Ba2 + O =>
Ba2O4 = Ba2 + 4 O
NH4Br + OH = H2O + NH3 + Br =>
NH4Br + OH = H2O + NH3 + Br
LiNO3 + Li + LiOH = NH3 + Li2O2 =>
LiNO3 + 2 Li + 3 LiOH = NH3 + 3 Li2O2
KNO3 + C12H22O11 = CO2 + H2O + KNO2 =>
24 KNO3 + C12H22O11 = 12 CO2 + 11 H2O + 24 KNO2
ZnO + BaSO4 = ZnSO4 + BaO =>
ZnO + BaSO4 = ZnSO4 + BaO
H2SO4(aq) + KOH(aq) = K2SO4(aq) + H2O =>
H2SO4(aq) + 2 KOH(aq) = K2SO4(aq) + 2 H2O
C7H6O3 + O2 = C2O + H2O =>
4 C7H6O3 + 7 O2 = 14 C2O + 12 H2O
NH4Cl + Eu2O3 = (NH4)2[EuCl5] + NH3 + H2O =>
10 NH4Cl + Eu2O3 = 2(NH4)2[EuCl5] + 6 NH3 + 3 H2O
Mg2 + Zn(NO3)2 = Mg(NO3)2 + Zn =>
Mg2 + 2 Zn(NO3)2 = 2 Mg(NO3)2 + 2 Zn
Au + HNO3 = AuNO3 + NO + H2O =>
3 Au + 4 HNO3 = 3 AuNO3 + NO + 2 H2O
[Co(NH3)5Cl]Cl2 + KOH = [Co(NH3)5OH]Cl2 + KCl =>
[Co(NH3)5Cl]Cl2 + KOH = [Co(NH3)5OH]Cl2 + KCl
[Al(OH)3] + H2SO4 = [Al]{3+} + SO4{2-} + H2O =>
2[Al(OH)3] + 3 H2SO4 = 2[Al]{3+} + 3 SO4{2-} + 6 H2O
Si3N4 + HF = (NH4)2SiF6(s) + SiF4(g) =>
Si3N4 + 16 HF = 2(NH4)2SiF6(s) + SiF4(g)
Si + HBr = SiH2Br2 =>
Si + 2 HBr = SiH2Br2
HNO3 + K = KNO3 + N2 + H2O =>
12 HNO3 + 10 K = 10 KNO3 + N2 + 6 H2O
PbNo3 + Cu = Pb + Cu(No3)2 =>
2 PbNo3 + Cu = 2 Pb + Cu(No3)2
HSO4 + BaOH = H2O + BaSO4 =>
HSO4 + BaOH = H2O + BaSO4
CuSO4 + BaCl2 = CuCl2 + BaSO4 =>
CuSO4 + BaCl2 = CuCl2 + BaSO4
(CH3CH2)3NHCl + H2O = (CH3CH2)3NCl + H3O =>
(CH3CH2)3NHCl + H2O = (CH3CH2)3NCl + H3O
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
C3H5O2Br + KOH = C3H3O2K + KBr + H2O =>
C3H5O2Br + 2 KOH = C3H3O2K + KBr + 2 H2O
Na2CO3(aq) + HCI(aq) = NaCI(aq) + H2O(l) + CO2(g) =>
Na2CO3(aq) + 2 HCI(aq) = 2 NaCI(aq) + H2O(l) + CO2(g)
NaMnO4 + Mn(NO3)2 + NaOH = Na2MnO4 + NaNO3 + H2O =>
4 NaMnO4 + Mn(NO3)2 + 8 NaOH = 5 Na2MnO4 + 2 NaNO3 + 4 H2O
K3PO4 + Pb(CH3COO)2 = Pb3(PO4)2 + K(CH3COO) =>
2 K3PO4 + 3 Pb(CH3COO)2 = Pb3(PO4)2 + 6 K(CH3COO)
NaOCl + Na2S2 = Na2S2O3 + NaCl =>
3 NaOCl + Na2S2 = Na2S2O3 + 3 NaCl
FeCl3 + Na2SiO3 + H2O = Fe(OH)3 + H2SiO3 + NaCl =>
2 FeCl3 + 3 Na2SiO3 + 6 H2O = 2 Fe(OH)3 + 3 H2SiO3 + 6 NaCl
K3PO4 + MgSO4 = MgPO4 + K3SO4 =>
K3PO4 + MgSO4 = MgPO4 + K3SO4
C2 + N2 = CN2 =>
C2 + 2 N2 = 2 CN2
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
C2H2SO4 = C2(SO4)H2 =>
C2H2SO4 = C2(SO4)H2
Na + Ar = Na2Ar =>
2 Na + Ar = Na2Ar
C22H44 + O2 = C + H2O =>
C22H44 + 11 O2 = 22 C + 22 H2O
Fe(OH)3 + H2O2 = FeO2 + H2O =>
2 Fe(OH)3 + H2O2 = 2 FeO2 + 4 H2O
C + H2O = CO + H2 =>
C + H2O = CO + H2
C2H2SH + O2 = CO2 + H2O + SO2 =>
4 C2H2SH + 15 O2 = 8 CO2 + 6 H2O + 4 SO2
C2H5COOH + KOH = C2H5COOK + H2O =>
C2H5COOH + KOH = C2H5COOK + H2O
BaCl2 + Fe = BaCl2Fe =>
BaCl2 + Fe = BaCl2Fe
C2H3O2H2O = C2H3O2HOH =>
C2H3O2H2O = C2H3O2HOH
Cl + O3 = ClO3 =>
Cl + O3 = ClO3
K2NaCo(NO2)6 + KMnO4 + H2SO4 = K2SO4 + Na2SO4 + CoSO4 + HNO3 + H2O + MnSO4 =>
10 K2NaCo(NO2)6 + 22 KMnO4 + 58 H2SO4 = 21 K2SO4 + 5 Na2SO4 + 10 CoSO4 + 60 HNO3 + 28 H2O + 22 MnSO4
C2H3O2H3O = C2H4O2H2O =>
C2H3O2H3O = C2H4O2H2O
CuSO4*5H2O = Cu + SO2 + O2 + H2O =>
CuSO4*5H2O = Cu + SO2 + O2 + 5 H2O
Pt + H2O = Pt(OH)4 + H2 =>
Pt + 4 H2O = Pt(OH)4 + 2 H2
C2H3O2HCl = C2H4O2Cl =>
C2H3O2HCl = C2H4O2Cl
C2H4 = C2H2H2 =>
C2H4 = C2H2H2
C2H4O + H2O = C2H4(OH)2 =>
C2H4O + H2O = C2H4(OH)2
Zn(s) + Cu(NO3)2(aq) = Cu(s) + Zn(NO3)2(aq)Zn(s) =>
2 Zn(s) + Cu(NO3)2(aq) = Cu(s) + Zn(NO3)2(aq)Zn(s)
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