Equations balanced on the previous day | Equations balanced on the next day |
4 Fe + 6 H(SO3)4 = Fe4H6 + 6(SO3)4
KCr2O7 + HCl + HS = KCl + CrCl + S + H2O =>
KCr2O7 + 3 HCl + 11 HS = KCl + 2 CrCl + 11 S + 7 H2O
SiO2 + NaOH = H2O + Na2SiO3 =>
SiO2 + 2 NaOH = H2O + Na2SiO3
SO2 + H2O = H2SO3 =>
SO2 + H2O = H2SO3
C3H3 + H2O = H2 + CO2 =>
2 C3H3 + 12 H2O = 15 H2 + 6 CO2
As2S5 + HNO3 + H2 = H2SO4 + NO + H3AsO4 =>
As2S5 + 14 HNO3 + H2 = 5 H2SO4 + 14 NO + 2 H3AsO4
Na2(CO3) + IK = K2(CO3) + INa =>
Na2(CO3) + 2 IK = K2(CO3) + 2 INa
CuO + H2SO4 = Cu2(SO4)2 + H2O =>
2 CuO + 2 H2SO4 = Cu2(SO4)2 + 2 H2O
Fe{2+} + CrO7{2-} + H{+} = Cr{3+} + Fe{3+} + H2O =>
9 Fe{2+} + CrO7{2-} + 14 H{+} = Cr{3+} + 9 Fe{3+} + 7 H2O
KI + HNO2 = I2 + NO + KNO2 + H2O =>
2 KI + 4 HNO2 = I2 + 2 NO + 2 KNO2 + 2 H2O
H2 + F2 + Sb = H2FSbF6 =>
2 H2 + 7 F2 + 2 Sb = 2 H2FSbF6
enxofre + ozônio = dióxidodeenxofre =>
3 S + 2 O3 = 3 SO2
Ce(NO3)3 = NO2 + O2 + CeO2 =>
2 Ce(NO3)3 = 6 NO2 + O2 + 2 CeO2
Na2S2O3 + O2 + NaOH = Na2SO4 + H2O =>
Na2S2O3 + 2 O2 + 2 NaOH = 2 Na2SO4 + H2O
Bi2O3 + HCl = BiOCl + H2O =>
Bi2O3 + 2 HCl = 2 BiOCl + H2O
CH3CH2COH + KMnO4 + H2SO4 = CH3CH2COOH + K2SO4 + Mn2SO4 + H2O =>
6 CH3CH2COH + 2 KMnO4 + 2 H2SO4 = 6 CH3CH2COOH + K2SO4 + Mn2SO4 + 2 H2O
C5H12O + O2 = H2O + CO2 =>
2 C5H12O + 15 O2 = 12 H2O + 10 CO2
NH4Br + Cl2 = NH4Cl + Br =>
2 NH4Br + Cl2 = 2 NH4Cl + 2 Br
V2S5 + HNO3 = H2SO4 + HVO3 + NO2 + H2O =>
V2S5 + 40 HNO3 = 5 H2SO4 + 2 HVO3 + 40 NO2 + 14 H2O
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
K + Na2CO3 = K2CO3 + Na =>
2 K + Na2CO3 = K2CO3 + 2 Na
Br2 + KI = K2Br + I =>
Br2 + 4 KI = 2 K2Br + 4 I
Cu(OH)2 + BaSO4 = Ba(OH)2 + CuSO4 =>
Cu(OH)2 + BaSO4 = Ba(OH)2 + CuSO4
NaCl + Ag(NO3) = AgCl + NaNO3 =>
NaCl + Ag(NO3) = AgCl + NaNO3
H2OPO4 + HNO3 = HNO3H2O + PO4 =>
H2OPO4 + HNO3 = HNO3H2O + PO4
P2O5 + CaS = CaO + P2S5 =>
P2O5 + 5 CaS = 5 CaO + P2S5
P2O5 + CaS = CaO + P2S5 =>
P2O5 + 5 CaS = 5 CaO + P2S5
NaNO3 + Ag2Cr2O7 = AgNO3 + Na2Cr2O7 =>
2 NaNO3 + Ag2Cr2O7 = 2 AgNO3 + Na2Cr2O7
BaF2 + Cu(OH)2 = Ba(OH)2 + CuF2 =>
BaF2 + Cu(OH)2 = Ba(OH)2 + CuF2
PbO2 + HCl + MnCl2 = PbCl2 + MnO4 + H2O =>
3 PbO2 + 4 HCl + MnCl2 = 3 PbCl2 + MnO4 + 2 H2O
Na2O2(s) + H2O(g) + CO2(g) = NaHCO3(s) + O2(g) =>
2 Na2O2(s) + 2 H2O(g) + 4 CO2(g) = 4 NaHCO3(s) + O2(g)
Li2S + O2 = LiO + SO =>
2 Li2S + 3 O2 = 4 LiO + 2 SO
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
P2O5 + CaS = CaO + P2S5 =>
P2O5 + 5 CaS = 5 CaO + P2S5
HCl + NaSO4 + H2O = NaCl + H2SO4 + O2 =>
4 HCl + 4 NaSO4 + 2 H2O = 4 NaCl + 4 H2SO4 + O2
P2O5 + CaS = CaO + P2S5 =>
P2O5 + 5 CaS = 5 CaO + P2S5
Fe + H2PO4 = Fe3(PO4) + H2 =>
3 Fe + H2PO4 = Fe3(PO4) + H2
HNO3 + Na2CO3 = NaNO3 + OH2 + CO2 =>
2 HNO3 + Na2CO3 = 2 NaNO3 + OH2 + CO2
(COONa)2 + KMnO4 + H2SO4 = CO2 + MnSO4 + Na2SO4 + K2SO4 + H2O =>
5(COONa)2 + 2 KMnO4 + 8 H2SO4 = 10 CO2 + 2 MnSO4 + 5 Na2SO4 + K2SO4 + 8 H2O
HF(l) + O2(g) = HFO2(g) =>
HF(l) + O2(g) = HFO2(g)
Sr(ClO2)2 + NaNO3 = Sr(NO3)2 + NaClO2 =>
Sr(ClO2)2 + 2 NaNO3 = Sr(NO3)2 + 2 NaClO2
N2H4O3 = H2O + N2 + O2 =>
2 N2H4O3 = 4 H2O + 2 N2 + O2
(CNOH)3 + Fe2(CO3)3 = Fe(OCN)3 + H2O + CO2 =>
2(CNOH)3 + Fe2(CO3)3 = 2 Fe(OCN)3 + 3 H2O + 3 CO2
MgCl2 + Na2SO4 = MgSO4 + NaCl =>
MgCl2 + Na2SO4 = MgSO4 + 2 NaCl
Al + ZnBr2 = Zn + AlBr3 =>
2 Al + 3 ZnBr2 = 3 Zn + 2 AlBr3
Fe(NO3)3 + NH4OH = NH4 + NO3 + Fe(OH)3 =>
Fe(NO3)3 + 3 NH4OH = 3 NH4 + 3 NO3 + Fe(OH)3
H2SiO2 = SiO + H2O =>
H2SiO2 = SiO + H2O
Ca(NO3)3 = Ca(NO2)3 + O2 =>
2 Ca(NO3)3 = 2 Ca(NO2)3 + 3 O2
P2O5 + CaS = CaO + P2S5 =>
P2O5 + 5 CaS = 5 CaO + P2S5
CH3(CH2)2CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)2CH3 + 13 O2 = 8 CO2 + 10 H2O
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