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2 NaNO3(s) = 2 NaNO2 + O2(g)
Ni + H2SO4 = H2 + Ni2S3O12 =>
2 Ni + 3 H2SO4 = 3 H2 + Ni2S3O12
C2OH42 + O2 = C + H2O =>
C2OH42 + 10 O2 = 2 C + 21 H2O
Zn + AgNO3 = Zn(NO3) + Ag3 =>
3 Zn + 3 AgNO3 = 3 Zn(NO3) + Ag3
Na2CO3(aq) + H2SO4(aq) = Na2SO4(aq) + H2O(l) + CO2(g) =>
Na2CO3(aq) + H2SO4(aq) = Na2SO4(aq) + H2O(l) + CO2(g)
C6H12O6 + N2O3 = CO2 + H2O + N2 =>
C6H12O6 + 4 N2O3 = 6 CO2 + 6 H2O + 4 N2
P8 + O2 = P2O5 =>
P8 + 10 O2 = 4 P2O5
KBr + Ce2 = KCe + Br2 =>
2 KBr + Ce2 = 2 KCe + Br2
Hg(NO3)2 + NaS = HgS2 + Na(NO3) =>
Hg(NO3)2 + 2 NaS = HgS2 + 2 Na(NO3)
C3H5N3O9 = CO2 + H + N2 + O2 =>
2 C3H5N3O9 = 6 CO2 + 10 H + 3 N2 + 3 O2
Fe2O3(s) = O2(g) + Fe(s) =>
2 Fe2O3(s) = 3 O2(g) + 4 Fe(s)
K4Cr4O14 + SnCl2 + HCl = CrCl3 + SnCl4 + KCl + H2O =>
K4Cr4O14 + 6 SnCl2 + 28 HCl = 4 CrCl3 + 6 SnCl4 + 4 KCl + 14 H2O
HK2Cr2O7 + H2SO4 + H2SO3 = Cr2(SO4)3 + K2SO4 + H2O =>
2 HK2Cr2O7 + 3 H2SO4 + 5 H2SO3 = 2 Cr2(SO4)3 + 2 K2SO4 + 9 H2O
H2O(l) + CO2(g) = H2CO3 =>
H2O(l) + CO2(g) = H2CO3
Ba(OH)2*8H2O + CO2 = Ba(OH)2 + H2CO3 =>
Ba(OH)2*8H2O + 8 CO2 = Ba(OH)2 + 8 H2CO3
Ba(CN)2 + H2SO4 = BaSO4 + HCN =>
Ba(CN)2 + H2SO4 = BaSO4 + 2 HCN
NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2
MnO2 + NaCl + H2SO4 = MnSO4 + Na2SO4 + Cl2 + H2O =>
MnO2 + 2 NaCl + 2 H2SO4 = MnSO4 + Na2SO4 + Cl2 + 2 H2O
(NH4)2SO4 + NaOH = NH3 + H2O + Na2SO4 =>
(NH4)2SO4 + 2 NaOH = 2 NH3 + 2 H2O + Na2SO4
Na4[Fe(CN)6] + FeCl3 = Fe4[Fe(CN)6]3 + NaCl =>
3 Na4[Fe(CN)6] + 4 FeCl3 = Fe4[Fe(CN)6]3 + 12 NaCl
S + Ga3P = Ga2S3 + P4 =>
18 S + 4 Ga3P = 6 Ga2S3 + P4
ZnCl2 + FeH + NH4SCN = Cl2 + Fe(SCN) + ZnNH5 =>
ZnCl2 + FeH + NH4SCN = Cl2 + Fe(SCN) + ZnNH5
Cu + O2 = Cu(ii)O2 =>
Cu + O2 = Cu(ii)O2
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
H3N + Fe(OH)2 = H2O + Fe3N2 =>
2 H3N + 3 Fe(OH)2 = 6 H2O + Fe3N2
CH4(g) + O2(g) = CO2(g) + H2O(g) =>
CH4(g) + 2 O2(g) = CO2(g) + 2 H2O(g)
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
U + H3PO4 = U(PO4)2 + H2 =>
U + 2 H3PO4 = U(PO4)2 + 3 H2
H3PO4 + KOH = K3PO4 + H2O =>
H3PO4 + 3 KOH = K3PO4 + 3 H2O
H2SO4 + HI = H2S + I2 + H2O =>
H2SO4 + 8 HI = H2S + 4 I2 + 4 H2O
K2Cr2O7 + HCl = Cl2 + CrCl3 + KCl + H2O =>
K2Cr2O7 + 14 HCl = 3 Cl2 + 2 CrCl3 + 2 KCl + 7 H2O
H3PO3 + Ca(OH)2 = (CaOH)3PO3 + H2O =>
H3PO3 + 3 Ca(OH)2 = (CaOH)3PO3 + 3 H2O
CuCl2 + NH3 + H2O = [Cu(NH3)4(H2O)2]{2+} + NH4Cl + OH{-} =>
CuCl2 + 6 NH3 + 4 H2O = [Cu(NH3)4(H2O)2]{2+} + 2 NH4Cl + 2 OH{-}
P2O5 + HCl = POCl3 + H3PO4 =>
P2O5 + 3 HCl = POCl3 + H3PO4
CH3COOH + NaCO3 = CHCOONa + H2O + CO2 =>
7 CH3COOH + 8 NaCO3 = 8 CHCOONa + 10 H2O + 6 CO2
Pb + CuSO4 = PbSO4 + Cu =>
Pb + CuSO4 = PbSO4 + Cu
FeCl3 + K2CO3 + H2O = KCl + Fe(OH)3 + CO2 =>
2 FeCl3 + 3 K2CO3 + 3 H2O = 6 KCl + 2 Fe(OH)3 + 3 CO2
Li2CO3 + HCl = LiCl + H2(CO3) =>
Li2CO3 + 2 HCl = 2 LiCl + H2(CO3)
N2O2 = NO =>
N2O2 = 2 NO
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
NaIO3 + HCl = NaCl + HIO3 =>
NaIO3 + HCl = NaCl + HIO3
Ag2Cr2O7 + H3PO4 = H2Cr2O7 + Ag3PO4 =>
3 Ag2Cr2O7 + 2 H3PO4 = 3 H2Cr2O7 + 2 Ag3PO4
K2Cr2O7 + FeSO4 + NaOH = Na2Cr2O7 + Fe(OH)2 + K2SO4 =>
K2Cr2O7 + FeSO4 + 2 NaOH = Na2Cr2O7 + Fe(OH)2 + K2SO4
Sr(OH)2 + H2GeO2 = SrGeO2 + H2O =>
Sr(OH)2 + H2GeO2 = SrGeO2 + 2 H2O
(C2H5COO)2Ba = Ba(C2H5COO)2 =>
(C2H5COO)2Ba = Ba(C2H5COO)2
AlSO3 + H2CH3CO2 = Al2(CH3CO2)2 + H2O + SO2 =>
2 AlSO3 + 2 H2CH3CO2 = Al2(CH3CO2)2 + 2 H2O + 2 SO2
Al(OH)2NO3 + HNO3 = AlOH(NO3)2 + H2O =>
Al(OH)2NO3 + HNO3 = AlOH(NO3)2 + H2O
C3H6O + Ag(NH3)2OH = Ag + C3H5O2NH4 + H2O + NH3 =>
C3H6O + 2 Ag(NH3)2OH = 2 Ag + C3H5O2NH4 + H2O + 3 NH3
NaSO3 + O2 = Na2SO4 + SO3 =>
4 NaSO3 + O2 = 2 Na2SO4 + 2 SO3
C6H5COOH + NaOH = C6H6 + Na2CO3 + H2O =>
C6H5COOH + 2 NaOH = C6H6 + Na2CO3 + H2O
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