Équations équilibrées la veille |
NH4NO3 + NaCN = NH4CN + NaNO3
Al2O3 + K2CO3 = KAlO2 + CO2 =>
Al2O3 + K2CO3 = 2 KAlO2 + CO2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Ca2(CO3)2 + HCl = CaCl2 + H2O + CO2 =>
Ca2(CO3)2 + 4 HCl = 2 CaCl2 + 2 H2O + 2 CO2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
K2MnO4 + H2C2O4 = KMnO4 + MnO2 + K2C2O4 + H2O =>
3 K2MnO4 + 2 H2C2O4 = 2 KMnO4 + MnO2 + 2 K2C2O4 + 2 H2O
Mg3N2 + H2O = Mg(OH)2 + NH3 =>
Mg3N2 + 6 H2O = 3 Mg(OH)2 + 2 NH3
OI = I + O =>
OI = I + O
C6H10O3 + O2 = H2O + CO3 =>
C6H10O3 + 10 O2 = 5 H2O + 6 CO3
KOH + H3Po4 = H2O + K3Po4 =>
3 KOH + H3Po4 = 3 H2O + K3Po4
NH3 + Cl2 = NCl3 + HCl =>
NH3 + 3 Cl2 = NCl3 + 3 HCl
SrO + HBr = BrSrO + H =>
SrO + HBr = BrSrO + H
CuCl2 + Ag = AgCl2 + Cu =>
CuCl2 + Ag = AgCl2 + Cu
MnCl2 + Cl2 + KOH = KCl + H2MnO3 + H2O =>
MnCl2 + Cl2 + 4 KOH = 4 KCl + H2MnO3 + H2O
HNO3 + Mg(OH)2 = H2O + Mg(NO3)2 =>
2 HNO3 + Mg(OH)2 = 2 H2O + Mg(NO3)2
HCl + Fe2O3 = FeCl3 + H2O =>
6 HCl + Fe2O3 = 2 FeCl3 + 3 H2O
C4H2O3 + C6H12O = C16H24O4 + H =>
4 C4H2O3 + 16 C6H12O = 7 C16H24O4 + 32 H
NH4NO3 + KMnO4 + H2SO4 = NO + H2O + K2SO4 + MnSO4 =>
5 NH4NO3 + 2 KMnO4 + 3 H2SO4 = 10 NO + 13 H2O + K2SO4 + 2 MnSO4
Na + HClO4 = NaClO4 + HH =>
2 Na + 2 HClO4 = 2 NaClO4 + HH
Al + HgCH3COO = Al(CH3COO)3 + Hg =>
Al + 3 HgCH3COO = Al(CH3COO)3 + 3 Hg
H2C2O4(aq) + Ca(OH)2(S) = CaOH(S) + H2O(l) + CO2(g) =>
H2C2O4(aq) + 2 Ca(OH)2(S) = 2 CaOH(S) + 2 H2O(l) + 2 CO2(g)
I2O7 + H2O = I2(OH) + O =>
2 I2O7 + H2O = 2 I2(OH) + 13 O
Na2C2O4 + Fe2SO4 = Na2SO4 + Fe2C2O4 =>
Na2C2O4 + Fe2SO4 = Na2SO4 + Fe2C2O4
Cd(s) + HCl = H2 + CdCl2 =>
Cd(s) + 2 HCl = H2 + CdCl2
Rb2S + H2SO4 = Rb2SO4 + H2S =>
Rb2S + H2SO4 = Rb2SO4 + H2S
B3N3Cl3H3 + NaBH4 = B3N3H6 + B2H6 + NaCl =>
2 B3N3Cl3H3 + 6 NaBH4 = 2 B3N3H6 + 3 B2H6 + 6 NaCl
PH4 + O2 = P2O15 + H2O =>
4 PH4 + 19 O2 = 2 P2O15 + 8 H2O
SnCl4 + NaBH4 + H2O = SnH4 + B(OH)3 + NaCl + HCl =>
SnCl4 + NaBH4 + 3 H2O = SnH4 + B(OH)3 + NaCl + 3 HCl
HClO4 + Ag = Ag(ClO4) + H =>
HClO4 + Ag = Ag(ClO4) + H
AlCl3 + NaNO2 + H2O = Al(OH)3 + NaCl + NO + NO2 =>
2 AlCl3 + 6 NaNO2 + 3 H2O = 2 Al(OH)3 + 6 NaCl + 3 NO + 3 NO2
NaCl + H2SO4 = NaHSO4 + HCl =>
NaCl + H2SO4 = NaHSO4 + HCl
PH3 + H2O = PH4 + OH =>
PH3 + H2O = PH4 + OH
NaCo + ZnNo = ZnCo + NaNo =>
NaCo + ZnNo = ZnCo + NaNo
BaF2 + NaF = BaF + NaF2 =>
BaF2 + NaF = BaF + NaF2
HI + H2SO4 = H2S + I2 + H2O =>
8 HI + H2SO4 = H2S + 4 I2 + 4 H2O
CuCl2 + AgNO3 = Cu(NO3)2 + AgCl = =>
CuCl2 + 2 AgNO3 = Cu(NO3)2 + 2 AgCl
Hg + H2SO4 = HgSO4 + H2O + SO2 =>
Hg + 2 H2SO4 = HgSO4 + 2 H2O + SO2
Fe(CH3COO)3 + KOH = Fe(OH)3 + KCH3COO =>
Fe(CH3COO)3 + 3 KOH = Fe(OH)3 + 3 KCH3COO
NH4{+} + HCO3{-} = NH5CO3 =>
NH4{+} + HCO3{-} = NH5CO3
HNO3(aq) + Na2SO3(aq) = NaNO3(aq) + SO2(g) + H2O(l) =>
2 HNO3(aq) + Na2SO3(aq) = 2 NaNO3(aq) + SO2(g) + H2O(l)
Na3PO4 + H2SO4 = Na3(SO4) + H2(PO4) =>
Na3PO4 + H2SO4 = Na3(SO4) + H2(PO4)
Br2 + CaI2 = CaBr2 + I =>
Br2 + CaI2 = CaBr2 + 2 I
FeSO4 + Cu = Fe + CuSO4 =>
FeSO4 + Cu = Fe + CuSO4
C2H4Cl2 + Br2 = HCl + C2H3ClBr2 =>
C2H4Cl2 + Br2 = HCl + C2H3ClBr2
Ca(HSO3)2 = SO2 + Ca(OH)2 =>
Ca(HSO3)2 = 2 SO2 + Ca(OH)2
NaBrO2 + NaBr + H2SO4 = Br2 + Na2SO4 + H2O =>
NaBrO2 + 3 NaBr + 2 H2SO4 = 2 Br2 + 2 Na2SO4 + 2 H2O
HCl + ArNO3 = ArCl + HNO3 =>
HCl + ArNO3 = ArCl + HNO3
MgS + MnBr4 = MnS2 + MgBr2 =>
2 MgS + MnBr4 = MnS2 + 2 MgBr2
KMnO4 + (COOK)2 + H2SO4 = KHSO4 + MnSO4 + CO2 + H2O =>
2 KMnO4 + 5(COOK)2 + 14 H2SO4 = 12 KHSO4 + 2 MnSO4 + 10 CO2 + 8 H2O
NaOH + Zn = ZnNaO + H2 =>
2 NaOH + 2 Zn = 2 ZnNaO + H2
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