Équations équilibrées la veille |
2 C6H5CH2OH + 13 CuO = 7 C2H2O2 + 13 Cu + H2O
LiNO + CaS = LiS + CaNO =>
LiNO + CaS = LiS + CaNO
N2H4CO + H2O = NH3 + H2CO3 =>
N2H4CO + 2 H2O = 2 NH3 + H2CO3
CuBr2Na2CO3 = CuCO3Na2Br2 =>
CuBr2Na2CO3 = CuCO3Na2Br2
Na3PO4 + AgBr = Ag3PO4 + NaBr =>
Na3PO4 + 3 AgBr = Ag3PO4 + 3 NaBr
Mg + Cu(OH)2 = Mg(OH)2 + Cu =>
Mg + Cu(OH)2 = Mg(OH)2 + Cu
Al(l) + H2O(g) = Al2O3(l) + H2(g) =>
2 Al(l) + 3 H2O(g) = Al2O3(l) + 3 H2(g)
CrCl3 + K2CO3 + H2O = KHCO3 + Cr(OH)3 + KCl =>
CrCl3 + 3 K2CO3 + 3 H2O = 3 KHCO3 + Cr(OH)3 + 3 KCl
HNO3 + Mg = Mg(NO3)2 + NO2(g) + H2O =>
4 HNO3 + Mg = Mg(NO3)2 + 2 NO2(g) + 2 H2O
PbO2 + HBr = Br2 + PbBr2 + H2O =>
PbO2 + 4 HBr = Br2 + PbBr2 + 2 H2O
Hg2(C2H3O2)2 + NaCN = Na(C2H3O2)2(aq) + Hg2CN(s) =>
Hg2(C2H3O2)2 + NaCN = Na(C2H3O2)2(aq) + Hg2CN(s)
ClO2 + KOH = KCl2O2 + H2O + KClO3 =>
7 ClO2 + 6 KOH = KCl2O2 + 3 H2O + 5 KClO3
HCO3 + H2O = C6H12O6 + O2 =>
12 HCO3 + 6 H2O = 2 C6H12O6 + 15 O2
CaO + SO3 = CaSO4 =>
CaO + SO3 = CaSO4
H2CO3 + Ba(OH)2 = BaCO3 + HOH =>
H2CO3 + Ba(OH)2 = BaCO3 + 2 HOH
NaOH + CaO = Ca(OH)2 + Na2O =>
2 NaOH + CaO = Ca(OH)2 + Na2O
Ca + P = Ca3P2 =>
3 Ca + 2 P = Ca3P2
SiCl4 + H2O = SiO2 + HCl =>
SiCl4 + 2 H2O = SiO2 + 4 HCl
Fe2O3 + OH{-} + H2O = FeO4{2-} + Fe(OH)2 =>
2 Fe2O3 + 2 OH{-} + 2 H2O = FeO4{2-} + 3 Fe(OH)2
CH2O + [Ag(NH3)2]OH = (NH4)2CO3 + NH3 + Ag + H2O =>
CH2O + 4[Ag(NH3)2]OH = (NH4)2CO3 + 6 NH3 + 4 Ag + 2 H2O
CuSO4 + H3PO4 = Cu3(PO4)2 + H2SO4 =>
3 CuSO4 + 2 H3PO4 = Cu3(PO4)2 + 3 H2SO4
HCl + CaCl2 = H2Ca + Cl2 =>
2 HCl + CaCl2 = H2Ca + 2 Cl2
LiOH + H2SO4 = Li2SO4 + H2O =>
2 LiOH + H2SO4 = Li2SO4 + 2 H2O
H2O + HN3 = N3 + H3O =>
H2O + HN3 = N3 + H3O
AgNO3 + Cu = Cu(NO3)2 + Ag =>
2 AgNO3 + Cu = Cu(NO3)2 + 2 Ag
HI + CsOH = CsI + H(OH) =>
HI + CsOH = CsI + H(OH)
N2 + S = NS =>
N2 + 2 S = 2 NS
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
BaCl2 + Sr(NO3)2 = Ba(NO3)2 + SrCl2 =>
BaCl2 + Sr(NO3)2 = Ba(NO3)2 + SrCl2
C6H6O + NaOH + ClCH2COOH = H2O + NaCl + C6H5OCH2COOH =>
C6H6O + NaOH + ClCH2COOH = H2O + NaCl + C6H5OCH2COOH
H3PO4 = H2OH4P2O7 =>
2 H3PO4 = H2OH4P2O7
Na + NaNO3 = Na2O + N2 =>
10 Na + 2 NaNO3 = 6 Na2O + N2
H2SO4 + LiOH = Li2SO4 + HOH =>
H2SO4 + 2 LiOH = Li2SO4 + 2 HOH
Cr2(SO4)3 + KOH + Br2 = KBr + K2SO4 + K2CrO4 + H2O =>
Cr2(SO4)3 + 16 KOH + 3 Br2 = 6 KBr + 3 K2SO4 + 2 K2CrO4 + 8 H2O
Co(C5H7O2)3 + NH2CONH2 + H2O = Co(CO3)H2O + NH4 + C5H7O2 =>
Co(C5H7O2)3 + NH2CONH2 + 3 H2O = Co(CO3)H2O + 2 NH4 + 3 C5H7O2
Al(OH)2 + H2(SO4) = Al(SO4) + (H2O) =>
Al(OH)2 + H2(SO4) = Al(SO4) + 2(H2O)
H2SO4(aq) + NaOH(aq) = NaHSO4(s) + H2O(l) =>
H2SO4(aq) + NaOH(aq) = NaHSO4(s) + H2O(l)
H2(CI) + Na(OH) = H2O + CI(Na)2 =>
H2(CI) + 2 Na(OH) = 2 H2O + CI(Na)2
KCN + Zn(CN)2 = K2[Zn(CN)4] =>
2 KCN + Zn(CN)2 = K2[Zn(CN)4]
Cu + AgNO3 = Ag + Cu(NO3)2 =>
Cu + 2 AgNO3 = 2 Ag + Cu(NO3)2
XCHCHX + KMnO4 = XCO2K + MnO2 + H2O + KOH =>
3 XCHCHX + 8 KMnO4 = 6 XCO2K + 8 MnO2 + 2 H2O + 2 KOH
HNO3(aq) + KCN(aq) = HCN(q) + KNO3 =>
HNO3(aq) + KCN(aq) = HCN(q) + KNO3
Cu(s) + Cu(SO4)2(aq) = Cu2SO4 =>
3 Cu(s) + Cu(SO4)2(aq) = 2 Cu2SO4
KMnO4 + H2SO4 + (NH4)2Fe(SO4)2*6H2O = MnSO4 + Fe2(SO4)3 + K2SO4 + (NH4)2SO4 + H2O =>
2 KMnO4 + 8 H2SO4 + 10(NH4)2Fe(SO4)2*6H2O = 2 MnSO4 + 5 Fe2(SO4)3 + K2SO4 + 10(NH4)2SO4 + 68 H2O
Fe + S = FeS =>
Fe + S = FeS
CH3 + O = CO + H =>
CH3 + O = CO + 3 H
C5H10O5 + H2O = C4H9O5 + H3O =>
4 C5H10O5 + 10 H2O = 5 C4H9O5 + 5 H3O
Al + CoCl2 = AlCl3 + Co =>
2 Al + 3 CoCl2 = 2 AlCl3 + 3 Co
(NH4)3PO4 + V(NO3)3 = V(NH4)3 + PO4(NO3)3 =>
(NH4)3PO4 + V(NO3)3 = V(NH4)3 + PO4(NO3)3
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