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2 HNO3 + 2 N2 = H2 + 6 NO
P2O3 + H2O = H3PO3 =>
P2O3 + 3 H2O = 2 H3PO3
S + H2O = H2S + O2 =>
2 S + 2 H2O = 2 H2S + O2
HNO2 + KI = I2 + NO + KNO2 + H2O =>
4 HNO2 + 2 KI = I2 + 2 NO + 2 KNO2 + 2 H2O
Mg(OH)2 = MgO + H2O =>
Mg(OH)2 = MgO + H2O
HClO4 + C2H5OH = HClO3 + CH3COOH + H2O =>
2 HClO4 + C2H5OH = 2 HClO3 + CH3COOH + H2O
Se + Br2 = SeBr6 =>
Se + 3 Br2 = SeBr6
N2 + HNO3 = N2O4 + H2O =>
N2 + 8 HNO3 = 5 N2O4 + 4 H2O
C6H12O6 + Ag2O(NH3) = Ag + C6H8O7 + NH3 + H2O =>
C6H12O6 + 3 Ag2O(NH3) = 6 Ag + C6H8O7 + 3 NH3 + 2 H2O
FeS + HCl = FeCl2 + H2S =>
FeS + 2 HCl = FeCl2 + H2S
N2 + HNO3 = HNO2 + NO =>
N2 + 2 HNO3 = 2 HNO2 + 2 NO
N2 + HNO3 = N2O4 + H2O =>
N2 + 8 HNO3 = 5 N2O4 + 4 H2O
Mg + N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
S + H2O = HS + OH =>
S + H2O = HS + OH
Cu(NO3)2 = CuO + NO2 + O2 =>
2 Cu(NO3)2 = 2 CuO + 4 NO2 + O2
HNO3 + N2 = H2 + NO =>
2 HNO3 + 2 N2 = H2 + 6 NO
PCl5 + KOH = P2O5 + KCl + H2O =>
2 PCl5 + 10 KOH = P2O5 + 10 KCl + 5 H2O
Bl2S3(s) + O2(g) = Bl2O3(s) + SO2(g) =>
2 Bl2S3(s) + 9 O2(g) = 2 Bl2O3(s) + 6 SO2(g)
HNO3 + N2 = H2 + NO =>
2 HNO3 + 2 N2 = H2 + 6 NO
Mg + HL = MgL2 + H2 =>
Mg + 2 HL = MgL2 + H2
Co2 + S3 = Co2S3 =>
Co2 + S3 = Co2S3
Cu + NiCl2 = CuCl + Ni =>
2 Cu + NiCl2 = 2 CuCl + Ni
CH3CHOHCH2CH3 + KMnO4 + H2SO4 = CH3COOH + MnSO4 + K2SO4 + H2O =>
5 CH3CHOHCH2CH3 + 8 KMnO4 + 12 H2SO4 = 10 CH3COOH + 8 MnSO4 + 4 K2SO4 + 17 H2O
SiO2(aq) + C(aq) = CO(g) + Si(s) =>
SiO2(aq) + 2 C(aq) = 2 CO(g) + Si(s)
S + H2O = SOH + H2 =>
2 S + 2 H2O = 2 SOH + H2
As + Cl2O + OH{-} = As2O5 + Cl{-} + H2O =>
4 As + 5 Cl2O + 10 OH{-} = 2 As2O5 + 10 Cl{-} + 5 H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
CH2CHCH2OH + O2 = CO2 + H2O =>
CH2CHCH2OH + 4 O2 = 3 CO2 + 3 H2O
KI + Ba(C2H3O2)2 = K(C2H3O2) + BaI2 =>
2 KI + Ba(C2H3O2)2 = 2 K(C2H3O2) + BaI2
N2 + HNO3 = HNO2 + NO =>
N2 + 2 HNO3 = 2 HNO2 + 2 NO
NaCl + Ag = AgCl + Na =>
NaCl + Ag = AgCl + Na
Cu + NiCl2 = CuCl2 + Ni =>
Cu + NiCl2 = CuCl2 + Ni
Al(aq) + Cl2(aq) = AlCl3 =>
2 Al(aq) + 3 Cl2(aq) = 2 AlCl3
N2 + HNO3 = N2O4 + H2O =>
N2 + 8 HNO3 = 5 N2O4 + 4 H2O
S + H2O = H2S + OH =>
S + 2 H2O = H2S + 2 OH
S + H2O = H2S + SO2 =>
3 S + 2 H2O = 2 H2S + SO2
CH3CHOHCH2CH3 + KMnO4 + H2SO4 = CH3COCH2CH3 + MnSO4 + K2SO4 + H2O =>
5 CH3CHOHCH2CH3 + 2 KMnO4 + 3 H2SO4 = 5 CH3COCH2CH3 + 2 MnSO4 + K2SO4 + 8 H2O
P2O5 + C = CO + P =>
P2O5 + 5 C = 5 CO + 2 P
S + H2O = HS + OH =>
S + H2O = HS + OH
H3BO3 + H3PO4 + C2H6O2 = BP + CO2 + H2O =>
5 H3BO3 + 5 H3PO4 + 4 C2H6O2 = 5 BP + 8 CO2 + 27 H2O
HNO3 + N2 = H2 + NO =>
2 HNO3 + 2 N2 = H2 + 6 NO
N2 + HNO3 = HNO2 + NO =>
N2 + 2 HNO3 = 2 HNO2 + 2 NO
Pb(NO3)2 + C2H3NaO2 = Pb(C2H3O2)2 + NaNO3 =>
Pb(NO3)2 + 2 C2H3NaO2 = Pb(C2H3O2)2 + 2 NaNO3
S + H2O = HS + OH =>
S + H2O = HS + OH
S + H2O = H2S + O2 =>
2 S + 2 H2O = 2 H2S + O2
N2 + HNO3 = HNO2 + NO =>
N2 + 2 HNO3 = 2 HNO2 + 2 NO
S + H2O = H2S + O2 =>
2 S + 2 H2O = 2 H2S + O2
S + H2O = SO + H2 =>
S + H2O = SO + H2
S + H2O = SOH + H2 =>
2 S + 2 H2O = 2 SOH + H2
Se + Br2 = SeBr6 =>
Se + 3 Br2 = SeBr6
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