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Na2S2O3 + 2 HCl = S + SO2 + 2 NaCl + H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Al2O3 + HNo3 = Al(No3)3 + H2O =>
Al2O3 + 6 HNo3 = 2 Al(No3)3 + 3 H2O
CuSo4 + NaOh = Na2So4 + Cu(Oh)2 =>
CuSo4 + 2 NaOh = Na2So4 + Cu(Oh)2
Br + NaI = BrI + Na =>
Br + NaI = BrI + Na
CaI2 + ZnCO3 = ZnI2 + CaCO3 =>
CaI2 + ZnCO3 = ZnI2 + CaCO3
WO3 + H{+} + e = W2O5 + H2O =>
2 WO3 + 2 H{+} + 2e = W2O5 + H2O
NH4Cl + KNO3 = NH4NO3 + KCl =>
NH4Cl + KNO3 = NH4NO3 + KCl
HgNO3(aq) + CaBr2(aq) = HgBr(s) + Ca(NO3)2(aq) =>
2 HgNO3(aq) + CaBr2(aq) = 2 HgBr(s) + Ca(NO3)2(aq)
Ca + HNO3 = Ca(NO3)2 + N2O + H2O =>
4 Ca + 10 HNO3 = 4 Ca(NO3)2 + N2O + 5 H2O
MnO4{-} + C2O4{2-} + H{+} = Mn{2+} + CO2 + H2O =>
2 MnO4{-} + 5 C2O4{2-} + 16 H{+} = 2 Mn{2+} + 10 CO2 + 8 H2O
FEO3 + H20 = FE(OH)3 =>
20 FEO3 + 3 H20 = 20 FE(OH)3
MnO + O2 = Mn2O3 =>
4 MnO + O2 = 2 Mn2O3
NA + O2 = NAO =>
2 NA + O2 = 2 NAO
Al2O3 + C = Al + CO3 =>
Al2O3 + C = 2 Al + CO3
I2 + Cl2 + H2O = HIO3 + HCl =>
I2 + 5 Cl2 + 6 H2O = 2 HIO3 + 10 HCl
AgCl + H2 = Ag + HCl =>
2 AgCl + H2 = 2 Ag + 2 HCl
CAO + H2O = CA(OH)2 =>
CAO + H2O = CA(OH)2
Na2S2O3 + Ba(OH)2 = BaS2O3 + NaOH =>
Na2S2O3 + Ba(OH)2 = BaS2O3 + 2 NaOH
Na2SiO3 + H = H2SiO3 + Na =>
Na2SiO3 + 2 H = H2SiO3 + 2 Na
CH3COOH + Br = CH3COOBr + H2 =>
2 CH3COOH + 2 Br = 2 CH3COOBr + H2
CUSO4 + Ag = Ag2SO4 + CU =>
CUSO4 + 2 Ag = Ag2SO4 + CU
C2H5OH + KMnO4 + H2SO4 = CH3CHO + MnSO4 + K2SO4 + H2O =>
5 C2H5OH + 2 KMnO4 + 3 H2SO4 = 5 CH3CHO + 2 MnSO4 + K2SO4 + 8 H2O
C + O2 = CO2 =>
C + O2 = CO2
HI(ac) + Cu(NO3)2(ac) = CuI2(ac) + HNO3(ac) =>
2 HI(ac) + Cu(NO3)2(ac) = CuI2(ac) + 2 HNO3(ac)
BaCO3 = BaO + CO2 =>
BaCO3 = BaO + CO2
BaCl2 + H2SO4 = BaSO4 + HCl =>
BaCl2 + H2SO4 = BaSO4 + 2 HCl
NaOH + Cu = Cu(OH)2 + Na =>
2 NaOH + Cu = Cu(OH)2 + 2 Na
Ag + HCl = AgCl + H =>
Ag + HCl = AgCl + H
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
CO2 + H2O = H2CO3 =>
CO2 + H2O = H2CO3
HI(ac) + Cu(NO3)2(ac) = CuI2(ac) + HNO3(ac) =>
2 HI(ac) + Cu(NO3)2(ac) = CuI2(ac) + 2 HNO3(ac)
C5H10O + O2 = CO2 + H2O =>
C5H10O + 7 O2 = 5 CO2 + 5 H2O
KI + Pb(CH3COO)2 = PbI2 + K(CH3COO) =>
2 KI + Pb(CH3COO)2 = PbI2 + 2 K(CH3COO)
NaOH + H2So4 = Na2So4 + H2O =>
2 NaOH + H2So4 = Na2So4 + 2 H2O
AlF3 + NaOH = Al(OH)3 + NaF =>
AlF3 + 3 NaOH = Al(OH)3 + 3 NaF
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
H2CO3 + KOH = H2O + K2CO3 =>
H2CO3 + 2 KOH = 2 H2O + K2CO3
C6H12O6 = CH3CH2OH + CO2 =>
C6H12O6 = 2 CH3CH2OH + 2 CO2
Mg + HNO3 = Mg(NO3) + NO2 + H2O =>
Mg + 2 HNO3 = Mg(NO3) + NO2 + H2O
MN(NO3)2 + NABIO3 + HNO3 = HMNO4 + BI(NO3)3 + NANO3 + H2O =>
2 MN(NO3)2 + 5 NABIO3 + 16 HNO3 = 2 HMNO4 + 5 BI(NO3)3 + 5 NANO3 + 7 H2O
CUSO4 + Ag = Ag2SO4 + CU =>
CUSO4 + 2 Ag = Ag2SO4 + CU
Mg + HNO3 = Mg(NO3)2 + NH4NO3 + H2O =>
4 Mg + 10 HNO3 = 4 Mg(NO3)2 + NH4NO3 + 3 H2O
Zn + BaCl2 = ZnCl2 + Ba =>
Zn + BaCl2 = ZnCl2 + Ba
H + OH = H2O =>
H + OH = H2O
CuO + H2SO4 = CuSO4 + H2O =>
CuO + H2SO4 = CuSO4 + H2O
Cu + BaCl = Ba + CuCl =>
Cu + BaCl = Ba + CuCl
Al4C3 + H2O = Al(OH)3 + CH4 =>
Al4C3 + 12 H2O = 4 Al(OH)3 + 3 CH4
Na2S2O3 + Cl2 + H2O = H2SO4 + HCl + NaCl =>
Na2S2O3 + 4 Cl2 + 5 H2O = 2 H2SO4 + 6 HCl + 2 NaCl
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