Équations équilibrées la veille |
9 Pb(N3)2 + 22 Co(MnO4)2 = 22 CoO + 44 MnO2 + 3 Pb3O4 + 54 NO
NaOH + H2O = NaO2H3 =>
NaOH + H2O = NaO2H3
LiFe + Po4 = Li + Fe3(Po4)3 =>
3 LiFe + 3 Po4 = 3 Li + Fe3(Po4)3
K2SO4(aq) + Ba(NO3)2 = BaSO4(s) + KNO3(aq) =>
K2SO4(aq) + Ba(NO3)2 = BaSO4(s) + 2 KNO3(aq)
FeBr3 + H2SO4 = Fe2(SO4)3 + HBr =>
2 FeBr3 + 3 H2SO4 = Fe2(SO4)3 + 6 HBr
H2O + CO2 + C6H5ONa = C6H5OH + Na2CO3 =>
H2O + CO2 + 2 C6H5ONa = 2 C6H5OH + Na2CO3
MgO + K = MgK + O =>
MgO + K = MgK + O
N02 + H2 = NH3 =>
N02 + 3 H2 = 2 NH3
Zu + H2O = ZuOH + H2 =>
2 Zu + 2 H2O = 2 ZuOH + H2
C11 + H19 + NO2 = CO + HNO =>
19 C11 + 11 H19 + 209 NO2 = 209 CO + 209 HNO
Na2S + KMnO4 + HNO3 = Na2SO4 + KNO3 + H2O + Mn(NO3)2 =>
5 Na2S + 8 KMnO4 + 24 HNO3 = 5 Na2SO4 + 8 KNO3 + 12 H2O + 8 Mn(NO3)2
Sb2O3 + O2 + CaCl2 = SbCl2 + Ca5Sb5O17 =>
5 Sb2O3 + O2 + 5 CaCl2 = 5 SbCl2 + Ca5Sb5O17
K + AlBr3 = Al + KBr =>
3 K + AlBr3 = Al + 3 KBr
HCl + FeF3 = HF3 + FeCl =>
HCl + FeF3 = HF3 + FeCl
Na2Cr2O7 + NaNO2 + H2SO4 = Cr2(SO4) + NaNO3 + Na2SO4 + H2O =>
Na2Cr2O7 + 5 NaNO2 + 2 H2SO4 = Cr2(SO4) + 5 NaNO3 + Na2SO4 + 2 H2O
CH3OH + NaOH = CH3NaO + H2O =>
CH3OH + NaOH = CH3NaO + H2O
HClO3 + ZnO = Zn(ClO3)2 + H2O =>
2 HClO3 + ZnO = Zn(ClO3)2 + H2O
S + HNO3 = SO2 + NO2 + H2O = =>
S + 4 HNO3 = SO2 + 4 NO2 + 2 H2O
MgOH2 + SO2 = MgSO3 + H2 =>
MgOH2 + SO2 = MgSO3 + H2
Br2 + C2H5 = Br2C2H5 =>
Br2 + C2H5 = Br2C2H5
OH{-} + CrBr3 + Cl2 = CrO4{2-} + BrO3{-} + Cl{-} + H2O =>
52 OH{-} + 2 CrBr3 + 21 Cl2 = 2 CrO4{2-} + 6 BrO3{-} + 42 Cl{-} + 26 H2O
Fe + HCe = FeCe + H =>
Fe + HCe = FeCe + H
K(Sb(OH)4) + HCI = KCI + H2O + Sb2O3 =>
2 K(Sb(OH)4) + 2 HCI = 2 KCI + 5 H2O + Sb2O3
Na2O + H2O = O2 + Na2H2 =>
Na2O + H2O = O2 + Na2H2
Zn(s) + CH3COOH(aq) = Zn(OOCCH3)2(aq) + H2(g) =>
Zn(s) + 2 CH3COOH(aq) = Zn(OOCCH3)2(aq) + H2(g)
C7H3O8 + O2 = H2O + CO2 =>
4 C7H3O8 + 15 O2 = 6 H2O + 28 CO2
Hg + K2CrO4 = HgCrO4 + K =>
Hg + K2CrO4 = HgCrO4 + 2 K
P + S = P2S5 =>
2 P + 5 S = P2S5
Ca3P2 + HCl = CaCl2 + PCl3 + H2 =>
Ca3P2 + 12 HCl = 3 CaCl2 + 2 PCl3 + 6 H2
Zn + AgCI + H2SO4 = Ag + HCI + ZnSO4 =>
Zn + 2 AgCI + H2SO4 = 2 Ag + 2 HCI + ZnSO4
Na2B4O7 + Cr2(SO4)3 = NaBO2 + Cr(BO2)3 + SO2 + O2 =>
6 Na2B4O7 + 2 Cr2(SO4)3 = 12 NaBO2 + 4 Cr(BO2)3 + 6 SO2 + 3 O2
KCN + K2CrO4 + H2O = KCNO + Cr2O3 + KOH =>
3 KCN + 2 K2CrO4 + 2 H2O = 3 KCNO + Cr2O3 + 4 KOH
Zn(s) + HNO3(aq) = Zn(NO3) + H2(g) =>
2 Zn(s) + 2 HNO3(aq) = 2 Zn(NO3) + H2(g)
Cu + Pb(NO3)2 = Cu(NO3)2 + Pb =>
Cu + Pb(NO3)2 = Cu(NO3)2 + Pb
K2Cr2O7 + C2H5OH + H2SO4 = Cr2(SO4)3 + HCHO + K2SO4 + H2O =>
2 K2Cr2O7 + 3 C2H5OH + 8 H2SO4 = 2 Cr2(SO4)3 + 6 HCHO + 2 K2SO4 + 11 H2O
Fe(s) + S8(s) = FeS(aq) =>
8 Fe(s) + S8(s) = 8 FeS(aq)
HCN + Au2(CrO4)3 = (CN)2CrO4 + H3Au =>
6 HCN + Au2(CrO4)3 = 3(CN)2CrO4 + 2 H3Au
SrCl2 + Li3N + P3N5 = Sr3LiP10N19 + LiCl =>
9 SrCl2 + 7 Li3N + 10 P3N5 = 3 Sr3LiP10N19 + 18 LiCl
HCl + Ba(OH)2 = BaCl2 + H2 + OH =>
2 HCl + Ba(OH)2 = BaCl2 + H2 + 2 OH
KOH + H3PO3 = H2O + K3PO3 =>
3 KOH + H3PO3 = 3 H2O + K3PO3
HCl + Fe(OH)2 = FeOHCl + H2O =>
HCl + Fe(OH)2 = FeOHCl + H2O
Fe(NH4)2(SO4)2*6H2O + H2C2O4*2H2O = Fe2(C2O4)2 + (NH4)2SO4 + H2SO4 + H2O =>
2 Fe(NH4)2(SO4)2*6H2O + 2 H2C2O4*2H2O = Fe2(C2O4)2 + 2(NH4)2SO4 + 2 H2SO4 + 16 H2O
H2CO3 + HCl = Cl2CO3 + H2 =>
H2CO3 + 2 HCl = Cl2CO3 + 2 H2
Ca038Na062Al138Si262O8 + HCO3 = Al2Si2O5(OH)4 + H4SiO4 + Ca + Na + H2O + CO2 =>
Ca038Na062Al138Si262O8 + 1446 HCO3 = 69 Al2Si2O5(OH)4 + 124 H4SiO4 + 38 Ca + 62 Na + 337 H2O + 1446 CO2
Mn(OH)2 + Br2 + NaOH = NaMnO4 + NaBr + H2O =>
2 Mn(OH)2 + 5 Br2 + 12 NaOH = 2 NaMnO4 + 10 NaBr + 8 H2O
NH4Cl(s) + NaOH(aq) = NaCl(ac) + H2O(l) + NH3(g) =>
NH4Cl(s) + NaOH(aq) = NaCl(ac) + H2O(l) + NH3(g)
CaC2O4 = CaO + CO2 + CO =>
CaC2O4 = CaO + CO2 + CO
Ag2 + SO4 + HF = AgF + H2SO4 =>
Ag2 + SO4 + 2 HF = 2 AgF + H2SO4
Ca(OH)2 + H3OCl = CaCl2 + H2O =>
Ca(OH)2 + 2 H3OCl = CaCl2 + 4 H2O
Zn + HNO3 = Zn(NO3)2 + N2 + H2O =>
5 Zn + 12 HNO3 = 5 Zn(NO3)2 + N2 + 6 H2O
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