Équations équilibrées la veille |
LiO + Be = BeO + Li
CaCl2*2H2O + NaHCO3 = NaCl + Ca(OH)2 + H2CO3 =>
CaCl2*2H2O + 2 NaHCO3 = 2 NaCl + Ca(OH)2 + 2 H2CO3
SiO2 + NaOH = Na2O*3SiO2 + H2O =>
3 SiO2 + 2 NaOH = Na2O*3SiO2 + H2O
Hg3(PO4)2 + KCl = HgCl2 + K3PO4 =>
Hg3(PO4)2 + 6 KCl = 3 HgCl2 + 2 K3PO4
ZnCl2 + H2O = ZnCl(OH) + HCl =>
ZnCl2 + H2O = ZnCl(OH) + HCl
WO3 + H2S + NaOH = WS2 + Na2SO4 + H2O =>
4 WO3 + 9 H2S + 2 NaOH = 4 WS2 + Na2SO4 + 10 H2O
Na2O + H2O + SO4 = Na2SO4 + OH =>
Na2O + H2O + SO4 = Na2SO4 + 2 OH
Na[Al(OH)4] + H2SO4 = Al(OH)3 + Na2SO4 + H2O =>
2 Na[Al(OH)4] + H2SO4 = 2 Al(OH)3 + Na2SO4 + 2 H2O
S4 + F1 = SF3 =>
S4 + 12 F1 = 4 SF3
H3AsO4 + K + OH = K3HAsO4 + H2O =>
H3AsO4 + 3 K + 2 OH = K3HAsO4 + 2 H2O
Zn + H(SO4) = H + Zn(SO4) =>
Zn + H(SO4) = H + Zn(SO4)
N2H3 + O2 = N2O + H2O =>
4 N2H3 + 5 O2 = 4 N2O + 6 H2O
H2SO4 + NaH2PO2 = NaH2PO4 + SO2 + H2O =>
2 H2SO4 + NaH2PO2 = NaH2PO4 + 2 SO2 + 2 H2O
Na2CO3*4H2O = Na2CO3 + H2O =>
Na2CO3*4H2O = Na2CO3 + 4 H2O
Cr2O3 + HI = Cr2I6 + H2O =>
Cr2O3 + 6 HI = Cr2I6 + 3 H2O
C6H12OS + O2 = CO2 + H2O + SO2 =>
2 C6H12OS + 19 O2 = 12 CO2 + 12 H2O + 2 SO2
MgH2O2 = Mg + H2 + O2 =>
MgH2O2 = Mg + H2 + O2
Sr(O2H2) + FeCl3 = SrCl2 + FeO3H3 =>
3 Sr(O2H2) + 2 FeCl3 = 3 SrCl2 + 2 FeO3H3
Ca(HCO3)2 + Na2CO3 = CaCO3 + NaCO3 + H2 =>
Ca(HCO3)2 + Na2CO3 = CaCO3 + 2 NaCO3 + H2
KMnO4 + Al + H2SO4 = Al2(SO4)3 + K2SO4 + Mn + H2O =>
6 KMnO4 + 14 Al + 24 H2SO4 = 7 Al2(SO4)3 + 3 K2SO4 + 6 Mn + 24 H2O
KBr + (NH4)2(SO4) = K2(SO4) + (NH4)Br =>
2 KBr + (NH4)2(SO4) = K2(SO4) + 2(NH4)Br
H2SO4(l) + CaCO3(s) = CaSO4(s) + H2O(l) + CO2 =>
H2SO4(l) + CaCO3(s) = CaSO4(s) + H2O(l) + CO2
Mg(NO3)2(aq) + Na2CO3(aq) = MgCO3(s) + NaNO3(aq) =>
Mg(NO3)2(aq) + Na2CO3(aq) = MgCO3(s) + 2 NaNO3(aq)
LiClO4 + CuCr2O7 = Li2Cr2O7 + Cu(ClO4)2 =>
2 LiClO4 + CuCr2O7 = Li2Cr2O7 + Cu(ClO4)2
Sn + HBr = SnBr + H2 =>
2 Sn + 2 HBr = 2 SnBr + H2
H2O + CO2 + CH4 + N2 + Ar + He = H6C2O3N4ArHe =>
H2O + CO2 + CH4 + 2 N2 + Ar + He = H6C2O3N4ArHe
Ti(CO3)2 + H = Ti + H2O + CO2 =>
Ti(CO3)2 + 4 H = Ti + 2 H2O + 2 CO2
NH3 + AgI = Ag(NH3)I =>
NH3 + AgI = Ag(NH3)I
Ca(OH)2 + Sn = Sn(OH)2 + Ca =>
Ca(OH)2 + Sn = Sn(OH)2 + Ca
Rb + CaCl2 = Rb2Ca + Cl2 =>
2 Rb + CaCl2 = Rb2Ca + Cl2
Al2(SO4)3 + Pb(NO3)2 = Al2(NO3)6 + PbSO4 =>
Al2(SO4)3 + 3 Pb(NO3)2 = Al2(NO3)6 + 3 PbSO4
CH3COOH + Na = CH3COONa + H2 =>
2 CH3COOH + 2 Na = 2 CH3COONa + H2
KHCO3 + Ba(NO3)2 = Ba(HCO3)2 + KNO3 =>
2 KHCO3 + Ba(NO3)2 = Ba(HCO3)2 + 2 KNO3
ZnO + Cr = Zn + CrO =>
ZnO + Cr = Zn + CrO
Ca(OCl)2 + NaCl = NaOCl + CaCl2 =>
Ca(OCl)2 + 2 NaCl = 2 NaOCl + CaCl2
Mg(s) + Fe2O3 = Mg(s)O3 + Fe2 =>
Mg(s) + Fe2O3 = Mg(s)O3 + Fe2
Ca(HCO3)2 = H2O + CaCO3 + CO2 =>
Ca(HCO3)2 = H2O + CaCO3 + CO2
CO2 + NH3 + H3PO4 + H2O = C117H467O170N16P + O2 =>
117 CO2 + 16 NH3 + H3PO4 + 208 H2O = C117H467O170N16P + 138 O2
K2Cr2O7 + KI + HCl = KCl + CrCl3 + I2 + H2O =>
K2Cr2O7 + 6 KI + 14 HCl = 8 KCl + 2 CrCl3 + 3 I2 + 7 H2O
N2 + Be = Be3N2 =>
N2 + 3 Be = Be3N2
CuCO3 + Fe2Cl3 = CuCl + Fe2(CO3)3 =>
3 CuCO3 + Fe2Cl3 = 3 CuCl + Fe2(CO3)3
SrCl2 + Li2SO4 = SrSO4 + LiCl =>
SrCl2 + Li2SO4 = SrSO4 + 2 LiCl
Al2(CO3)3 + AgO = Al2O3 + AgCO3 =>
Al2(CO3)3 + 3 AgO = Al2O3 + 3 AgCO3
MnS2 + O2 = MnO2 + SO2 =>
MnS2 + 3 O2 = MnO2 + 2 SO2
H2SiO3 + Na2CO3 = Na2SiO3 + CO2 + H2O =>
H2SiO3 + Na2CO3 = Na2SiO3 + CO2 + H2O
(Cu(NH3)4)(SO4)H2O + KI = CuI + KSO4 + H2O + NH3 =>
(Cu(NH3)4)(SO4)H2O + KI = CuI + KSO4 + H2O + 4 NH3
KI + H2SO4 = H2S + I4 + K2SO4 + H2O =>
8 KI + 5 H2SO4 = H2S + 2 I4 + 4 K2SO4 + 4 H2O
Cr + N + O2 = Cr(NO3)3 =>
2 Cr + 6 N + 9 O2 = 2 Cr(NO3)3
KMnO4 + NiCl2 = KCl + Ni(MnO4)2 =>
2 KMnO4 + NiCl2 = 2 KCl + Ni(MnO4)2
Fe2(SO4)3 + K3[Fe(CN)6] = Fe[Fe(CN)6] + K2SO4 =>
Fe2(SO4)3 + 2 K3[Fe(CN)6] = 2 Fe[Fe(CN)6] + 3 K2SO4
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