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P4(s) + 6 H2(g) = 4 PH3(g)
Al + CuSO4 = Al2(SO4)3 + Cu =>
2 Al + 3 CuSO4 = Al2(SO4)3 + 3 Cu
Pb[NO3]2 + Na[OH] = NaNO3 + Pb[OH]2 =>
Pb[NO3]2 + 2 Na[OH] = 2 NaNO3 + Pb[OH]2
P4(s) + H2(g) = PH3(g) =>
P4(s) + 6 H2(g) = 4 PH3(g)
Al2S3 + HCl = Al2Cl + S + H2 =>
2 Al2S3 + 2 HCl = 2 Al2Cl + 6 S + H2
CuO + NO2 + H2O = Cu(NO3)2 + H2 =>
CuO + 2 NO2 + H2O = Cu(NO3)2 + H2
NH4 + H2SO4 = N2(SO4)3 + H2 =>
2 NH4 + 3 H2SO4 = N2(SO4)3 + 7 H2
Mg(NO3)2 + H2O = NO3{-} + [Mg(H2O)6]{2+} =>
Mg(NO3)2 + 6 H2O = 2 NO3{-} + [Mg(H2O)6]{2+}
H2Cr2O7 + FeCl2 + HCl = CrCl3 + FeO3 + H2O =>
2 H2Cr2O7 + 3 FeCl2 + 6 HCl = 4 CrCl3 + 3 FeO3 + 5 H2O
SnS + HNO3 + H2O = H2SnO3 + H2SO4 + NO =>
3 SnS + 10 HNO3 + H2O = 3 H2SnO3 + 3 H2SO4 + 10 NO
C4H9O2N + Cu(NO3)2 = CO2 + CuO + H2O + N2 =>
10 C4H9O2N + 21 Cu(NO3)2 = 40 CO2 + 21 CuO + 45 H2O + 26 N2
C2H2 + KMnO4 + KOH = K2MnO4 + H2C2O4 + H2O =>
C2H2 + 8 KMnO4 + 8 KOH = 8 K2MnO4 + H2C2O4 + 4 H2O
Pb + NH4 = Pb(N)2 + H2 =>
Pb + 2 NH4 = Pb(N)2 + 4 H2
C5H8O2 + NaH + HCl = C5H12O2 + NaCl =>
C5H8O2 + 2 NaH + 2 HCl = C5H12O2 + 2 NaCl
KI(l) + Na2CO3(l) = KCO3(l) + Na2I(l) =>
KI(l) + Na2CO3(l) = KCO3(l) + Na2I(l)
Fe + CuCl2 = FeCl3 + Cu =>
2 Fe + 3 CuCl2 = 2 FeCl3 + 3 Cu
Na2SO4 + C2H4O2 = NaHSO4 + NaC2H3O2 =>
Na2SO4 + C2H4O2 = NaHSO4 + NaC2H3O2
H2 + (CH3)2CHCOOH = (CH3)2CHCH2OH + O =>
H2 + (CH3)2CHCOOH = (CH3)2CHCH2OH + O
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
CH2Cl2 + NaOH = NaCl + CH2(OH)2 =>
CH2Cl2 + 2 NaOH = 2 NaCl + CH2(OH)2
HOBr = HO + Br =>
HOBr = HO + Br
H2S + H{+} + NO3{-} = S + NO + H2O =>
3 H2S + 2 H{+} + 2 NO3{-} = 3 S + 2 NO + 4 H2O
I2 + Zn = I{-} + Zn{2+} =>
I2 + Zn = 2 I{-} + Zn{2+}
C5H8O2 + NaH + HCl = C5H12O2 + NaCl =>
C5H8O2 + 2 NaH + 2 HCl = C5H12O2 + 2 NaCl
Na2CO3(aq) + Ni(NO3)2(aq) = NiCO3(s) + NaNO3(aq) =>
Na2CO3(aq) + Ni(NO3)2(aq) = NiCO3(s) + 2 NaNO3(aq)
Mg + H2O = H2 + Mg(OH)2 =>
Mg + 2 H2O = H2 + Mg(OH)2
AgI + NH4(OH) = Ag(NH3)2I + H2O =>
AgI + 2 NH4(OH) = Ag(NH3)2I + 2 H2O
NaSO3(aq) + KI(aq) = KSO3 + NaI =>
NaSO3(aq) + KI(aq) = KSO3 + NaI
KClO3 + Mg = KCl + MgO =>
KClO3 + 3 Mg = KCl + 3 MgO
Li(s) + H2(g) = LiH(s) =>
2 Li(s) + H2(g) = 2 LiH(s)
CrP + Ca = Cr + Ca3P2 =>
2 CrP + 3 Ca = 2 Cr + Ca3P2
K2S + Pb(NO3)2 = PbS + KNO3 =>
K2S + Pb(NO3)2 = PbS + 2 KNO3
Ag(s) + HNO3(r) = AgNO3 + NO2 + H2O =>
Ag(s) + 2 HNO3(r) = AgNO3 + NO2 + H2O
SO + NaOH = Na2S2O3 + H2O =>
2 SO + 2 NaOH = Na2S2O3 + H2O
Na2S + Fe(ii)Br2 = NaBr + Fe(ii)S =>
Na2S + Fe(ii)Br2 = 2 NaBr + Fe(ii)S
MnO2 + HU = H2O + MnU2 + U2 =>
MnO2 + 4 HU = 2 H2O + MnU2 + U2
SnS + HNO3 + H2O = H2SnO3 + H2SO4 + NO =>
3 SnS + 10 HNO3 + H2O = 3 H2SnO3 + 3 H2SO4 + 10 NO
KBr + HMnO4 + H2SO4 = Br2 + MnSO4 + K2SO4 + H2O =>
10 KBr + 2 HMnO4 + 7 H2SO4 = 5 Br2 + 2 MnSO4 + 5 K2SO4 + 8 H2O
S8 + HNO3 = NO2 + H2SO4 + H2O =>
S8 + 48 HNO3 = 48 NO2 + 8 H2SO4 + 16 H2O
Al(OH)2Cl + H2SO4 = HCl + Al(OH)(HSO4)2 + H2O =>
Al(OH)2Cl + 2 H2SO4 = HCl + Al(OH)(HSO4)2 + H2O
C2H2 + KMnO4 + KOH = K2MnO4 + H2C2O4 + H2O =>
C2H2 + 8 KMnO4 + 8 KOH = 8 K2MnO4 + H2C2O4 + 4 H2O
NH{4-}NO{3-} = N{2-}O + H{2-}O =>
NH{4-}NO{3-} = N{2-}O + H{2-}O
K2CrO4 + HCl + NaOH = K2O + NaCrO + H2O + Cl =>
K2CrO4 + 5 HCl + NaOH = K2O + NaCrO + 3 H2O + 5 Cl
NH3 + O = NO2O + H2O =>
2 NH3 + 9 O = 2 NO2O + 3 H2O
C6H14 + Br2 = C6HBr13 + HBr =>
C6H14 + 13 Br2 = C6HBr13 + 13 HBr
H2Cr2O7 + FeCl2 + HCl = CrCl3 + FeO3 + H2O =>
2 H2Cr2O7 + 3 FeCl2 + 6 HCl = 4 CrCl3 + 3 FeO3 + 5 H2O
C6H14 + Br2 = C6HBr13 + HBr =>
C6H14 + 13 Br2 = C6HBr13 + 13 HBr
Na2SO4 + H3PO4 = Na3PO4 + H2SO4 =>
3 Na2SO4 + 2 H3PO4 = 2 Na3PO4 + 3 H2SO4
SnS + HNO3 + H2O = H2SnO3 + H2SO4 + NO =>
3 SnS + 10 HNO3 + H2O = 3 H2SnO3 + 3 H2SO4 + 10 NO
Cl2 + FeO3 = FeCl3 + O2 =>
3 Cl2 + 2 FeO3 = 2 FeCl3 + 3 O2
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