Équations équilibrées la veille |
Sr + 2 AgNO3 = 2 Ag + Sr(NO3)2
C6H5COOH + NaOH = C6H5COO{-} + Na{+} + H2O =>
C6H5COOH + NaOH = C6H5COO{-} + Na{+} + H2O
C6H5NH3ClNaOH = C6H5NH2H2ONaCl =>
C6H5NH3ClNaOH = C6H5NH2H2ONaCl
Na2O + C = NaC + O2 =>
2 Na2O + 4 C = 4 NaC + O2
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
KBr + H2O2 + HNO3 = Br2 + H2O + KNO3 =>
2 KBr + H2O2 + 2 HNO3 = Br2 + 2 H2O + 2 KNO3
CaOH2 + H = H2O + CaH2 =>
CaOH2 + 2 H = H2O + CaH2
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
NiCl + KOH = KCl + NiOH =>
NiCl + KOH = KCl + NiOH
KH2PO4 + LiCl = KCl + LiPO4 + H =>
KH2PO4 + LiCl = KCl + LiPO4 + 2 H
KClO3 + CrCl2 + H2O + KCl = KOH + CrCl3 =>
KClO3 + 6 CrCl2 + 3 H2O + 5 KCl = 6 KOH + 6 CrCl3
Ca(ClO)2 + Na2S2O3 + NaOH = CaSO3 + Na2SO3 + NaCl + H2O =>
Ca(ClO)2 + Na2S2O3 + 2 NaOH = CaSO3 + Na2SO3 + 2 NaCl + H2O
C6H5ONa + CH3Br = C7H7OH + NaBr =>
C6H5ONa + CH3Br = C7H7OH + NaBr
Si + Br = SiBr2 =>
Si + 2 Br = SiBr2
CH3COOK + H2O = CH3COOK*2H2O =>
CH3COOK + 2 H2O = CH3COOK*2H2O
K2Se + HOH = KOH + H2Se =>
K2Se + 2 HOH = 2 KOH + H2Se
K + Ni(OH)2 = KOH + Ni =>
2 K + Ni(OH)2 = 2 KOH + Ni
BaH18O10 + NH4Cl = BaCl2 + NH3 + H2O =>
BaH18O10 + 2 NH4Cl = BaCl2 + 2 NH3 + 10 H2O
Na2S2O3 + I2 + H2O = Na2SO4 + HI + H2SO4 =>
Na2S2O3 + 4 I2 + 5 H2O = Na2SO4 + 8 HI + H2SO4
PbO2 = PbO + O2 =>
2 PbO2 = 2 PbO + O2
Pb3O4 = PbO + O2 =>
2 Pb3O4 = 6 PbO + O2
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
(CH2OH)2CHOH(l) + O2(g) = CO2 + H2O =>
2(CH2OH)2CHOH(l) + 7 O2(g) = 6 CO2 + 8 H2O
Ca(ClO4)2 + H2SO4 = CaSO4 + HClO4 =>
Ca(ClO4)2 + H2SO4 = CaSO4 + 2 HClO4
Ni3C + O2 = NiO + C =>
2 Ni3C + 3 O2 = 6 NiO + 2 C
K2CO2 + Ca(NO3)2 = CaCO2 + KNO3 =>
K2CO2 + Ca(NO3)2 = CaCO2 + 2 KNO3
SF4 = S8 + F2 =>
8 SF4 = S8 + 16 F2
H2S + O2 = H2O + SO2 =>
2 H2S + 3 O2 = 2 H2O + 2 SO2
Cu2O(s) = Cu(s)CuO(s) =>
Cu2O(s) = Cu(s)CuO(s)
Li + N2 = LiN2 =>
Li + N2 = LiN2
CuCl2 + Pb(s) = PbCl2(aq) + Cu(s) =>
CuCl2 + Pb(s) = PbCl2(aq) + Cu(s)
MgBr2 + NaOH = MgOH + Br2Na =>
MgBr2 + NaOH = MgOH + Br2Na
H2O + H2SO4 + Na2B4O7 = H3BO3 + Na2SO4 =>
5 H2O + H2SO4 + Na2B4O7 = 4 H3BO3 + Na2SO4
NaOH + HCI = H2O + NaCI =>
NaOH + HCI = H2O + NaCI
CH4N2O + C6H12O6 + H2SO4 + H3PO4 = C12H16N3O3PS + H2O + CO2 =>
3 CH4N2O + 5 C6H12O6 + 2 H2SO4 + 2 H3PO4 = 2 C12H16N3O3PS + 25 H2O + 9 CO2
CrO3 + H3O = Cr + H2O =>
CrO3 + 6 H3O = Cr + 9 H2O
S + Cl4 = SCl4 =>
S + Cl4 = SCl4
HCl + Na2MnO4 = Cl2 + MnCl2 + NaCl + H2O =>
8 HCl + Na2MnO4 = 2 Cl2 + MnCl2 + 2 NaCl + 4 H2O
Fe2Cr2O4 + Na2CO3 + O2 = Na2CrO4 + FeO3 + CO =>
Fe2Cr2O4 + 2 Na2CO3 + 3 O2 = 2 Na2CrO4 + 2 FeO3 + 2 CO
NaBrO = NaBr + O =>
NaBrO = NaBr + O
C + S = C5S3 =>
5 C + 3 S = C5S3
K2Cr2O7 + KI + H2SO4 = Cr2(SO4)3 + KIO3 + K2SO4 + H2O =>
K2Cr2O7 + KI + 4 H2SO4 = Cr2(SO4)3 + KIO3 + K2SO4 + 4 H2O
Cu + SO2 = Cu2S + CuSO4 =>
3 Cu + 2 SO2 = Cu2S + CuSO4
CaSeO4 = Ca + SeO4 =>
CaSeO4 = Ca + SeO4
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
K + O2 = K2O =>
4 K + O2 = 2 K2O
LiI + Pb2(No3) = Li(No3) + Pb2I =>
LiI + Pb2(No3) = Li(No3) + Pb2I
Fe(II) + HCl = Fe(II)Cl2 + H2 =>
Fe(II) + 2 HCl = Fe(II)Cl2 + H2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
K + O2 = K2O =>
4 K + O2 = 2 K2O
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