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2 HI = H2 + I2
N2 + F2 = NF3 =>
N2 + 3 F2 = 2 NF3
CaCo3 + HCl = CaCl2 + H2Co3 =>
CaCo3 + 2 HCl = CaCl2 + H2Co3
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
C6H10 + O2 = CO2 + H2O =>
2 C6H10 + 17 O2 = 12 CO2 + 10 H2O
KHCO3*MgCO3*4H2O = K2CO3 + MgCO3*3H2O + CO2 + H2O =>
2 KHCO3*MgCO3*4H2O = K2CO3 + 2 MgCO3*3H2O + CO2 + 3 H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Pb3O4(s) = PbO(s) + O2(g) =>
2 Pb3O4(s) = 6 PbO(s) + O2(g)
C3 + O2 = CO2 =>
C3 + 3 O2 = 3 CO2
H3O{+} + Cr2O7{2-} + Sn{2+} = Cr{3+} + Sn{4+} + H2O =>
14 H3O{+} + Cr2O7{2-} + 3 Sn{2+} = 2 Cr{3+} + 3 Sn{4+} + 21 H2O
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
Ti + H2 = TiH2 =>
Ti + H2 = TiH2
HBr + KHCO3 = H2O + KBr + CO2 =>
HBr + KHCO3 = H2O + KBr + CO2
CH3COOH + [Ag(NH3)2]OH = Ag + CO2 + H2O + NH3 =>
CH3COOH + 8[Ag(NH3)2]OH = 8 Ag + 2 CO2 + 6 H2O + 16 NH3
GaBr3 + Na2SO3 = Ga2(SO3)3 + NaBr =>
2 GaBr3 + 3 Na2SO3 = Ga2(SO3)3 + 6 NaBr
NH3 + HCL = NH4CL =>
NH3 + HCL = NH4CL
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
C(s) + O2(g) = CO2(g) =>
C(s) + O2(g) = CO2(g)
CH3CH2COOH + [Ag(NH3)2]OH = Ag + CO2 + H2O + NH3 =>
CH3CH2COOH + 14[Ag(NH3)2]OH = 14 Ag + 3 CO2 + 10 H2O + 28 NH3
KOH + H2SO4 = H2O + K2SO4 =>
2 KOH + H2SO4 = 2 H2O + K2SO4
SnO + NF3 = SnF2 + N2O3 =>
3 SnO + 2 NF3 = 3 SnF2 + N2O3
P4 + Cl2 = PCl5 =>
P4 + 10 Cl2 = 4 PCl5
NaCl + AgNO3 = AgCl + NaNO3 =>
NaCl + AgNO3 = AgCl + NaNO3
C2H2Cl4 + Ca(OH)2 = C2HCl3 + CaCl2 + H2O =>
2 C2H2Cl4 + Ca(OH)2 = 2 C2HCl3 + CaCl2 + 2 H2O
CaCO3 + H2O = CO2 + Ca(OH)2 =>
CaCO3 + H2O = CO2 + Ca(OH)2
CH3CH2CH2CH3 + O2 = CO2 + H2O =>
2 CH3CH2CH2CH3 + 13 O2 = 8 CO2 + 10 H2O
Na + Cl3 = NaCl =>
3 Na + Cl3 = 3 NaCl
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
K2Cr2O7 + H2S + H2SO4 = K2SO4 + Cr2(SO4)3 + H20 =>
20 K2Cr2O7 + 35 H2S + 45 H2SO4 = 20 K2SO4 + 20 Cr2(SO4)3 + 8 H20
CACO3 + HCl = CACl2 + CO2 + H2O =>
CACO3 + 2 HCl = CACl2 + CO2 + H2O
CH3COH + O2 = CO2 + H2O =>
2 CH3COH + 5 O2 = 4 CO2 + 4 H2O
Li + AlCl3 = Al + LiCl =>
3 Li + AlCl3 = Al + 3 LiCl
Cu + S = CuS =>
Cu + S = CuS
CaCO3 + HCl = CaCl2 + CO2 + H2O =>
CaCO3 + 2 HCl = CaCl2 + CO2 + H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
CaSO3 = CaO + SO2 =>
CaSO3 = CaO + SO2
N2H4 + H2O2 = N2 + H2O =>
N2H4 + 2 H2O2 = N2 + 4 H2O
NH4Cl + CaOH = NH3 + H2O + CaCl =>
NH4Cl + CaOH = NH3 + H2O + CaCl
BaCl2 + H2SO4 = BaSO4 + HCl =>
BaCl2 + H2SO4 = BaSO4 + 2 HCl
C + O2 = CO2 =>
C + O2 = CO2
NO2 + H2O = NO + HNO3 =>
3 NO2 + H2O = NO + 2 HNO3
KMNO4 + HCl = KCl + MNCl2 + Cl2 + H2O =>
2 KMNO4 + 16 HCl = 2 KCl + 2 MNCl2 + 5 Cl2 + 8 H2O
NH3 + O2 = HNO3 + H2O =>
NH3 + 2 O2 = HNO3 + H2O
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
P4 + S8 = P4S3 =>
8 P4 + 3 S8 = 8 P4S3
NH4OH + H3PO4 = (NH4)3PO4 + H2O =>
3 NH4OH + H3PO4 = (NH4)3PO4 + 3 H2O
CH3COOH + NaOH = H2O + NaC2H3O2 =>
CH3COOH + NaOH = H2O + NaC2H3O2
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
K2SO4 + BaCl2 = BaSO4 + KCl =>
K2SO4 + BaCl2 = BaSO4 + 2 KCl
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