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Zn + 2 NaCl = ZnCl2 + 2 Na
Cs + Cl2 = Cs2Cl =>
4 Cs + Cl2 = 2 Cs2Cl
K7 + SO4 = K2O + S =>
8 K7 + 7 SO4 = 28 K2O + 7 S
C9H11NO2 + H2SO4 + NaN3 = C8H12N2 + Na2SO4 + N2 + CO2 =>
2 C9H11NO2 + H2SO4 + 2 NaN3 = 2 C8H12N2 + Na2SO4 + 2 N2 + 2 CO2
Sn + H2O = SnO + H2 =>
Sn + H2O = SnO + H2
Cd(NO3)2 + NaCN = Cd(CN)2 + Na(NO3) =>
Cd(NO3)2 + 2 NaCN = Cd(CN)2 + 2 Na(NO3)
Al + NiSO4 = AlSO4 + Ni =>
Al + NiSO4 = AlSO4 + Ni
Cu(NO3)2 + MgSO4 = NO3 + Mg + CuSO4 =>
Cu(NO3)2 + MgSO4 = 2 NO3 + Mg + CuSO4
K3[Fe(CN)6] + NaOH = Fe(OH)3 + NaK + (CN)2 =>
K3[Fe(CN)6] + 3 NaOH = Fe(OH)3 + 3 NaK + 3(CN)2
CH3CH2CH2CH2Br + AgNO3 = CH3CH2CH2CH2NO3 + AgBr =>
CH3CH2CH2CH2Br + AgNO3 = CH3CH2CH2CH2NO3 + AgBr
AgNO3(aq) + CaI2(aq) = AgI(s) + Ca(NO3)2(aq) =>
2 AgNO3(aq) + CaI2(aq) = 2 AgI(s) + Ca(NO3)2(aq)
K + NaHCO3 = NaH + KCO3 =>
K + NaHCO3 = NaH + KCO3
HClO4 + RbOH = Rb(ClO4) + H2O =>
HClO4 + RbOH = Rb(ClO4) + H2O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
HCl + KCrO4 = CrCl3 + KCl + Cl2 + H2O =>
8 HCl + KCrO4 = CrCl3 + KCl + 2 Cl2 + 4 H2O
Ni2{-} + Cl2 = Ni + Cl{-} =>
2 Ni2{-} + Cl2 = 4 Ni + 2 Cl{-}
HCl(aq) + Ca(s) = H2(g) + CaCl2 =>
2 HCl(aq) + Ca(s) = H2(g) + CaCl2
H2SO4 + HI = H2O + S + I =>
H2SO4 + 6 HI = 4 H2O + S + 6 I
K2Cr2O2 + FeSO4 + H2SO4 = Cr2(SO4)3 + Fe2(SO4) + H2O + K2SO4 =>
K2Cr2O2 + 4 FeSO4 + 2 H2SO4 = Cr2(SO4)3 + 2 Fe2(SO4) + 2 H2O + K2SO4
Na2S + (NH4)2HPO4 = (NH4)2S + Na2HPO4 =>
Na2S + (NH4)2HPO4 = (NH4)2S + Na2HPO4
(NH4)2CO3 + FeCl3 + H2O = Fe(OH)3 + NH4Cl + CO2 =>
3(NH4)2CO3 + 2 FeCl3 + 3 H2O = 2 Fe(OH)3 + 6 NH4Cl + 3 CO2
Al + KMnO4 + H2SO4 = Al2(SO4)3 + KHSO4 + MnSO4 + H2O =>
10 Al + 6 KMnO4 + 27 H2SO4 = 5 Al2(SO4)3 + 6 KHSO4 + 6 MnSO4 + 24 H2O
(d)S + H2SO4 = SO2 + H2O =>
(d)S + 2 H2SO4 = 3 SO2 + 2 H2O
H{+} + S{2-} = H2S(g) =>
2 H{+} + S{2-} = H2S(g)
NHO3 + N2S = NO2 + H2O + S =>
8 NHO3 + N2S = 10 NO2 + 4 H2O + S
I3{-} + HSO3{-} + H2O = I{-} + HSO4{-} + H{+} =>
I3{-} + HSO3{-} + H2O = 3 I{-} + HSO4{-} + 2 H{+}
Al(NO3)3(aq) + Na2PO4(aq) = Al2(PO4)3(s) + NaNO3(aq) =>
2 Al(NO3)3(aq) + 3 Na2PO4(aq) = Al2(PO4)3(s) + 6 NaNO3(aq)
C5H5 + O2 = CO2 + H2O =>
4 C5H5 + 25 O2 = 20 CO2 + 10 H2O
K2Cr2O7 + H2O + S = SO + KOH + Cr2O3 =>
K2Cr2O7 + H2O + 3 S = 3 SO + 2 KOH + Cr2O3
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
PbCl2(aq) + Na2SO4(aq) = PbSO4(s) + NaCl(aq) = =>
PbCl2(aq) + Na2SO4(aq) = PbSO4(s) + 2 NaCl(aq)
NH3 + F = NH4F + NF3 =>
4 NH3 + 6 F = 3 NH4F + NF3
Cl2 + POH = PCl3 + H2O2 =>
3 Cl2 + 2 POH = 2 PCl3 + H2O2
Cr(H2O)6 + SO4 = Cr2(SO4)3 + H2O =>
2 Cr(H2O)6 + 3 SO4 = Cr2(SO4)3 + 12 H2O
C6H4(OH)2 + H2O2 = H2O + C6H4O2 =>
C6H4(OH)2 + H2O2 = 2 H2O + C6H4O2
Na + HCl = H2 + NaCl =>
2 Na + 2 HCl = H2 + 2 NaCl
N2O5 + K2O = KNO2 + O2 =>
N2O5 + K2O = 2 KNO2 + O2
CH3COH(CH3)CH3 + Na2Cr2O7 + H2SO4 = CH3CH2COOH + Cr2(SO4)3 + Na2SO4 + H2 =>
21 CH3COH(CH3)CH3 + 5 Na2Cr2O7 + 20 H2SO4 = 28 CH3CH2COOH + 5 Cr2(SO4)3 + 5 Na2SO4 + 41 H2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
BeO + KOH + H2O = KBe(OH)3 =>
BeO + KOH + H2O = KBe(OH)3
KOH + Li2O = LiKO + H2O =>
2 KOH + Li2O = 2 LiKO + H2O
Zn(Na3)2 + Al = Zn + Al(Na3)2 =>
Zn(Na3)2 + Al = Zn + Al(Na3)2
NaHS + KMnO4 + H2S = KOH + NaOH + MnO2 + S =>
2 NaHS + 2 KMnO4 + H2S = 2 KOH + 2 NaOH + 2 MnO2 + 3 S
Mg2SiO4 + NaOH = Mg(OH)2 + Na2SiO3 + Na2O =>
Mg2SiO4 + 4 NaOH = 2 Mg(OH)2 + Na2SiO3 + Na2O
K2Cr2O7 + CH3CH2OH + HBr = CH3COOH + KBr + CrBr3 + H2O =>
2 K2Cr2O7 + 3 CH3CH2OH + 16 HBr = 3 CH3COOH + 4 KBr + 4 CrBr3 + 11 H2O
C2H3Cl + O2 = CO2 + H2O + HCl =>
2 C2H3Cl + 5 O2 = 4 CO2 + 2 H2O + 2 HCl
Ca + H3Po4 = (Ca3Po4)2 + H2 =>
6 Ca + 2 H3Po4 = (Ca3Po4)2 + 3 H2
PbO2(s) + NH3(g) = Pb(s) + N2(g) + H2O(g) =>
3 PbO2(s) + 4 NH3(g) = 3 Pb(s) + 2 N2(g) + 6 H2O(g)
Li + HNO3 + BaCl2 = LiCl + Ba(NO3)2 + H2 =>
2 Li + 2 HNO3 + BaCl2 = 2 LiCl + Ba(NO3)2 + H2
Cr + ClO4 = Cr2O7 + ClO3 =>
2 Cr + 7 ClO4 = Cr2O7 + 7 ClO3
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