Équations équilibrées la veille |
SnS + 8 HNO3 = H2SO4 + 8 NO2 + H2SnO2 + 2 H2O
C9N2H6O2 + O2 = CO2 + NO3 + H2O =>
2 C9N2H6O2 + 25 O2 = 18 CO2 + 4 NO3 + 6 H2O
CrCO3 + HBr = H2CO3 + CrBr2 =>
CrCO3 + 2 HBr = H2CO3 + CrBr2
C12H + O2 = CO2 + H2O =>
4 C12H + 49 O2 = 48 CO2 + 2 H2O
Sr(OH)2(aq) + H2CO3(aq) = Sr(HCO3)2(s) + H2O(l) =>
Sr(OH)2(aq) + 2 H2CO3(aq) = Sr(HCO3)2(s) + 2 H2O(l)
Sr(s) + N2(g) = SrN =>
2 Sr(s) + N2(g) = 2 SrN
Sr + NO3 = Sr(NO3) =>
Sr + NO3 = Sr(NO3)
C3H5NO(g) + O2(g) = CO2(g) + NO2(g) + H20(l) =>
4 C3H5NO(g) + 14 O2(g) = 12 CO2(g) + 4 NO2(g) + H20(l)
V(NO3)3 + H2Se = H(NO3) + V2Se3 =>
2 V(NO3)3 + 3 H2Se = 6 H(NO3) + V2Se3
Pb + N2O2 = PbNO =>
2 Pb + N2O2 = 2 PbNO
NaHCO3(aq) + HNO3(aq) = NaNO3(g) + H2O + CO2(g) =>
NaHCO3(aq) + HNO3(aq) = NaNO3(g) + H2O + CO2(g)
N2 + Cs = Cs3N =>
N2 + 6 Cs = 2 Cs3N
SrCl2O2 = Sr(ClO)2 =>
SrCl2O2 = Sr(ClO)2
K2Cr2O7 + Ca3P2 + H2SO4 = CaSO4 + H3PO4 + K2SO4 + Cr2(SO4)3 + H2O =>
8 K2Cr2O7 + 3 Ca3P2 + 41 H2SO4 = 9 CaSO4 + 6 H3PO4 + 8 K2SO4 + 8 Cr2(SO4)3 + 32 H2O
KClO3 + I2 + H2O = KH(IO3)2 + Cl2 + KCl =>
11 KClO3 + 6 I2 + 3 H2O = 6 KH(IO3)2 + 3 Cl2 + 5 KCl
H2S + WO3 = WS2 + OH + H2O =>
2 H2S + WO3 = WS2 + 2 OH + H2O
Cd(NO3)2 + NH4Cl = CdCl + (NO3)2 + NH4 =>
Cd(NO3)2 + NH4Cl = CdCl + (NO3)2 + NH4
Hg2CO3 = Hg + HgO + CO2 =>
Hg2CO3 = Hg + HgO + CO2
HCIO4 + Sr(OH)2 = H2O + Sr(CIO4)2 =>
2 HCIO4 + Sr(OH)2 = 2 H2O + Sr(CIO4)2
SrO(aq) + H2O(l) = Sr(OH)2 =>
SrO(aq) + H2O(l) = Sr(OH)2
H2 + N = H2N2 =>
H2 + 2 N = H2N2
lithiumcarbonate + nitricacid = lithiumnitrate + water + carbondioxide =>
Li2CO3 + 2 HNO3 = 2 LiNO3 + H2O + CO2
SrSO3 = SrO + SO2 =>
SrSO3 = SrO + SO2
C2H11 + O2 = C + H2O =>
4 C2H11 + 11 O2 = 8 C + 22 H2O
KClO3 + S8 = SO2 + KClO2 =>
16 KClO3 + S8 = 8 SO2 + 16 KClO2
C2H12 + O2 = CO + H2O =>
C2H12 + 4 O2 = 2 CO + 6 H2O
Ti(NO3)4 = Ti + NO2 + O2 =>
Ti(NO3)4 = Ti + 4 NO2 + 2 O2
Zn3(BO3)2 + CuO = Cu3(BO3)2 + ZnO =>
Zn3(BO3)2 + 3 CuO = Cu3(BO3)2 + 3 ZnO
KSCN + AgClO3 = AgSCN + KClO3 =>
KSCN + AgClO3 = AgSCN + KClO3
Ti + N2 = TiN4 =>
Ti + 2 N2 = TiN4
C5H9O + O2 = CO2 + H2O =>
4 C5H9O + 27 O2 = 20 CO2 + 18 H2O
Ti + Se = Ti2Se3 =>
2 Ti + 3 Se = Ti2Se3
NH4OH + CH3COOH = NH4CH3COO + OHH =>
NH4OH + CH3COOH = NH4CH3COO + OHH
Mg + HNO2 = MgH + NO2 =>
Mg + HNO2 = MgH + NO2
TiO2(s) + C(s) + Cl2(g) = TiCl4(g) + CO(g) =>
TiO2(s) + 2 C(s) + 2 Cl2(g) = TiCl4(g) + 2 CO(g)
V + N2 = V2N5 =>
4 V + 5 N2 = 2 V2N5
Pt(OH)2 = PtO + H2O =>
Pt(OH)2 = PtO + H2O
Zn(SO4) + (NH4)2CO3 = Zn2(CO3) + NH4(SO4) =>
2 Zn(SO4) + (NH4)2CO3 = Zn2(CO3) + 2 NH4(SO4)
Sn + FeCl2 = Fe + SnCl2 =>
Sn + FeCl2 = Fe + SnCl2
O2(g) + HgS(s) = SO2(g) + Hg(g) =>
O2(g) + HgS(s) = SO2(g) + Hg(g)
SO2 + O2 + NaOH = NaHSO43 =>
SO2 + 20 O2 + NaOH = NaHSO43
N2 + H2(s) = NH3(g) =>
N2 + 3 H2(s) = 2 NH3(g)
V2O5 + C2H2O4 = VOC2O4 + CO2 + H2O =>
V2O5 + 3 C2H2O4 = 2 VOC2O4 + 2 CO2 + 3 H2O
BaCl2 + SC(NO3)3 = SCCl3 + Ba(NO3)2 =>
3 BaCl2 + 2 SC(NO3)3 = 2 SCCl3 + 3 Ba(NO3)2
Ca(oh)2 + H3PO4 = Ca3(PO4)2 + H2 =>
3 Ca(oh)2 + 4 H3PO4 = 2 Ca3(PO4)2 + 6 H2
V2O5 + CO = VO2 + CO2 =>
V2O5 + CO = 2 VO2 + CO2
V2O5 + H2SO4 + C2H5OH = CH3COOH + VOSO4 + H2O =>
2 V2O5 + 4 H2SO4 + C2H5OH = CH3COOH + 4 VOSO4 + 5 H2O
C2H4 + H2 = C8H18 =>
4 C2H4 + H2 = C8H18
NH3 + HCl = Cl2 + HNH3 =>
2 NH3 + 2 HCl = Cl2 + 2 HNH3
F2 + C2H2 = C2H2F4 =>
2 F2 + C2H2 = C2H2F4
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