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2 Na + SO2 = Na2SO2
V + O = V2O5 =>
2 V + 5 O = V2O5
H2SO4 + MgSO3 = MgSO4 + H2SO3 =>
H2SO4 + MgSO3 = MgSO4 + H2SO3
Ce4 = Ce3 =>
3 Ce4 = 4 Ce3
Na2CO3 + SiO2 = Na2OSi2O4 + CO2 =>
Na2CO3 + 2 SiO2 = Na2OSi2O4 + CO2
Mg2O3 + H2O2 = MgO2 + H2O =>
Mg2O3 + H2O2 = 2 MgO2 + H2O
C3H7OH + O2 = CO + H2O =>
C3H7OH + 3 O2 = 3 CO + 4 H2O
PbCl2(s) + K2CrO4(aq) = KCl + PbCrO4 =>
PbCl2(s) + K2CrO4(aq) = 2 KCl + PbCrO4
OH + Sb = SbO3 + H2O =>
6 OH + Sb = SbO3 + 3 H2O
ZnN2 + Ca = CaN + Zn =>
ZnN2 + 2 Ca = 2 CaN + Zn
SnBr4 + Be = BeBr4 + Sn =>
SnBr4 + Be = BeBr4 + Sn
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
HgCl + HCl = HgCl2 + H2 =>
2 HgCl + 2 HCl = 2 HgCl2 + H2
Ce4 = Ce3 =>
3 Ce4 = 4 Ce3
FeCl3 + K2C2O4 = Fe2(C2O4)3 + KCl =>
2 FeCl3 + 3 K2C2O4 = Fe2(C2O4)3 + 6 KCl
Ce4 = Ce3 =>
3 Ce4 = 4 Ce3
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
IRON(III)CHLORIDE + LEAD(II)NITRATE = IRON(III)NITRATE + LEAD(II)CHLORIDE =>
IRON(III)CHLORIDE + LEAD(II)NITRATE = IRON(III)NITRATE + LEAD(II)CHLORIDE
Ba(OH)2 + ZnSO4 = Zn(OH)2 + BaSO4 =>
Ba(OH)2 + ZnSO4 = Zn(OH)2 + BaSO4
FeS + KNO3 + H2SO4 = Fe2(SO4)3 + NO + K2SO4 + H2O =>
2 FeS + 6 KNO3 + 4 H2SO4 = Fe2(SO4)3 + 6 NO + 3 K2SO4 + 4 H2O
H3PO4 + Ba(OH)2 = Ba3(PO4)2 + H2O =>
2 H3PO4 + 3 Ba(OH)2 = Ba3(PO4)2 + 6 H2O
Cr2(SO4)3 + Cs3PO4 = Cs2SO4 + CrPO4 =>
Cr2(SO4)3 + 2 Cs3PO4 = 3 Cs2SO4 + 2 CrPO4
CaS + HCl = CaCl2 + H2S =>
CaS + 2 HCl = CaCl2 + H2S
SO2 + H2O = H2SO3 =>
SO2 + H2O = H2SO3
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
BaOSO3 = BaO2SO2 =>
BaOSO3 = BaO2SO2
NaOH + HCl = NaCl + H2O = =>
NaOH + HCl = NaCl + H2O
B + Bi2O3 = B2O3 + Bi =>
2 B + Bi2O3 = B2O3 + 2 Bi
NaOH + HCl = NaCl + H2O = =>
NaOH + HCl = NaCl + H2O
FeCl3III + NaOH = Fe(OH)3III + NaCl =>
FeCl3III + 3 NaOH = Fe(OH)3III + 3 NaCl
Cu(OH)2 + HCl = CuCl2 + H2O = =>
Cu(OH)2 + 2 HCl = CuCl2 + 2 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
C3H7OH + O2 = CO2 + H2O =>
2 C3H7OH + 9 O2 = 6 CO2 + 8 H2O
BrF3 + H2O = HBrO3 + HF + HBr =>
3 BrF3 + 6 H2O = 2 HBrO3 + 9 HF + HBr
CH3NH2 + HNO2 = CH3NO2 + NH4NO2 =>
CH3NH2 + 2 HNO2 = CH3NO2 + NH4NO2
K2SO4 + C = K2S + CO = K2S + CaCO3 = CaS + K2CO =>
K2SO4 + 4 C = K2S + 4 CO
MgO + Al2O3 = Al2(MgO4) =>
MgO + Al2O3 = Al2(MgO4)
Mn2O2 + HCl = Mn2Cl10 + H5O =>
Mn2O2 + 10 HCl = Mn2Cl10 + 2 H5O
FeI3 + Fe = FeI2 =>
2 FeI3 + Fe = 3 FeI2
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
S + Zn(OH)2 = Zn + SOH =>
2 S + Zn(OH)2 = Zn + 2 SOH
N2 + H2O = NH3 + O2 =>
2 N2 + 6 H2O = 4 NH3 + 3 O2
SO2 + H2O = H2S + HSO4 =>
3 SO2 + 2 H2O = H2S + 2 HSO4
Al + NH4ClO4 = Al2O3 + AlCl3 + NO + H2O =>
3 Al + 3 NH4ClO4 = Al2O3 + AlCl3 + 3 NO + 6 H2O
Al2O3HNO3 = HO3Al2NO3 =>
Al2O3HNO3 = HO3Al2NO3
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
FeS + HCl = FeCl2 + H2S =>
FeS + 2 HCl = FeCl2 + H2S
H3PO3 + K2Cr2O7 + H2SO4 = H3PO4 + K2SO4 + Cr2(SO4)2 + H2O =>
4 H3PO3 + K2Cr2O7 + 3 H2SO4 = 4 H3PO4 + K2SO4 + Cr2(SO4)2 + 3 H2O
H2O + H2SO3 = H3O + H2SO4 =>
3 H2O + H2SO3 = 2 H3O + H2SO4
Co + H = CoH =>
Co + H = CoH
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