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4 NO2 + O2 = 2 N2O5
As + NaOH = Na3AsO3 + H2 =>
2 As + 6 NaOH = 2 Na3AsO3 + 3 H2
Li2O + BaO = Li2BaO2 =>
Li2O + BaO = Li2BaO2
K4Fe(CN)6 + KIO3 + HCl = K3Fe(CN)6 + I2 + KCl + H2O =>
10 K4Fe(CN)6 + 2 KIO3 + 12 HCl = 10 K3Fe(CN)6 + I2 + 12 KCl + 6 H2O
Ca(NO3)2 + KBr = Br2 + CaBr + KNO3 =>
2 Ca(NO3)2 + 4 KBr = Br2 + 2 CaBr + 4 KNO3
C6H5COOH + NH4OH = C6H5CONH2 + H2O =>
C6H5COOH + NH4OH = C6H5CONH2 + 2 H2O
KMnO4 + KNO3 + HCl = K2MnO4 + Cl2 + H2O + NO2 =>
KMnO4 + KNO3 + 2 HCl = K2MnO4 + Cl2 + H2O + NO2
C2H5OH + KMnO4 + NaOH = CH3COOH + K2MnO4 + Na2MnO4 + H2O =>
C2H5OH + 4 KMnO4 + 4 NaOH = CH3COOH + 2 K2MnO4 + 2 Na2MnO4 + 3 H2O
Hg + NHO3 = Hg(NO3)2 + NO + H2O =>
3 Hg + 8 NHO3 = 3 Hg(NO3)2 + 2 NO + 4 H2O
Ca + (NO3) = Ca(NO3)2 =>
Ca + 2(NO3) = Ca(NO3)2
AgI + Na2S = Ag2S + NaI =>
2 AgI + Na2S = Ag2S + 2 NaI
Ni(OH)3 + HNO3 = Ni(NO3)3 + H2O =>
Ni(OH)3 + 3 HNO3 = Ni(NO3)3 + 3 H2O
HgO(calor) = HgO =>
HgO(calor) = HgO
FeCl3 + KI + H2SO4 = I2 + FeCl2 + K2SO4 + HCl =>
2 FeCl3 + 2 KI + H2SO4 = I2 + 2 FeCl2 + K2SO4 + 2 HCl
NH4OH(ac) + H2SO4(ac) = (NH4)2SO4(ac) + H2O(l) =>
2 NH4OH(ac) + H2SO4(ac) = (NH4)2SO4(ac) + 2 H2O(l)
C7H13CH3 + O2 = CO2 + H2O =>
C7H13CH3 + 12 O2 = 8 CO2 + 8 H2O
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
Cu[NH4]4(OH)2 + HNO3 = Cu[NH4]4(NO3)2 + H2O =>
Cu[NH4]4(OH)2 + 2 HNO3 = Cu[NH4]4(NO3)2 + 2 H2O
Si + Ne = Si2Ne =>
2 Si + Ne = Si2Ne
Br2 + PBr3 = PBr5 =>
Br2 + PBr3 = PBr5
KAl(SO4)2 + NaCl = Na2SO4 + K + Cl + Al =>
KAl(SO4)2 + 4 NaCl = 2 Na2SO4 + K + 4 Cl + Al
NH3 + KMnO4 + H2O = HNO3 + MnO2 + KOH =>
3 NH3 + 8 KMnO4 + H2O = 3 HNO3 + 8 MnO2 + 8 KOH
PH3 + H2SO4 = (PH4)HSO4 =>
PH3 + H2SO4 = (PH4)HSO4
H2(g) + O2(g) = H2O =>
2 H2(g) + O2(g) = 2 H2O
F8 + O2 = FO2 =>
F8 + 8 O2 = 8 FO2
Fe3(SO4)3 + KOH = FeOH + KSO4 =>
Fe3(SO4)3 + 3 KOH = 3 FeOH + 3 KSO4
H3ClO + CaMgSi2O6 = CaCl2 + MgCl2 + H6SiO5 =>
4 H3ClO + CaMgSi2O6 = CaCl2 + MgCl2 + 2 H6SiO5
CrOH3 + Br + NaOH = Na2CrO4 + NaBr + H2O =>
CrOH3 + 7 Br + 9 NaOH = Na2CrO4 + 7 NaBr + 6 H2O
K3[Al(OH)6] = KOH + Al(OH)3 =>
K3[Al(OH)6] = 3 KOH + Al(OH)3
HNO3 + C2H6O + K2Cr2O7 = KNO3 + C2H4O2 + H2O + Cr(NO3)3 =>
16 HNO3 + 3 C2H6O + 2 K2Cr2O7 = 4 KNO3 + 3 C2H4O2 + 11 H2O + 4 Cr(NO3)3
Hg2(C2H3O2)2(ac) + KCl(ac) = Hg2Cl2(s) + KC2H3O2(ac) =>
Hg2(C2H3O2)2(ac) + 2 KCl(ac) = Hg2Cl2(s) + 2 KC2H3O2(ac)
[CdCl(NH3)3]Cl + NH4Cl = [Cd(NH3)4]Cl2 + HCl =>
[CdCl(NH3)3]Cl + NH4Cl = [Cd(NH3)4]Cl2 + HCl
NaCl + NH4C2H3O2 = NaC2H3O2 + NH4Cl =>
NaCl + NH4C2H3O2 = NaC2H3O2 + NH4Cl
LiO + Cu = CuO + Li =>
LiO + Cu = CuO + Li
FeCl2*4H2O + O2 = Fe2O3 + HCl + H2O =>
4 FeCl2*4H2O + O2 = 2 Fe2O3 + 8 HCl + 12 H2O
CO = OC =>
CO = OC
V + HF = VF3 + H3 =>
V + 3 HF = VF3 + H3
C2H5OH + Cu = C2H5OCu + H2 =>
2 C2H5OH + 2 Cu = 2 C2H5OCu + H2
HNO3 + Mn(OH)2 = H(OH) + Mn(NO3)2 =>
2 HNO3 + Mn(OH)2 = 2 H(OH) + Mn(NO3)2
CuO + N = Cu + NO =>
CuO + N = Cu + NO
NaH2PO4*2H2O(s) + NaOH(aq) = Na3PO4(aq) + H2O(l) =>
NaH2PO4*2H2O(s) + 2 NaOH(aq) = Na3PO4(aq) + 4 H2O(l)
Ca(CH3COO)2 = CaO + CO2 + (CH3)2CO =>
Ca(CH3COO)2 = CaO + CO2 + (CH3)2CO
NaBr + HCN = NaCN + HBr =>
NaBr + HCN = NaCN + HBr
Hg[NO3]2 = Hg + NO2 + O2 =>
Hg[NO3]2 = Hg + 2 NO2 + O2
HNO3 + Mg = N2 + MgNO3 + H2O =>
12 HNO3 + 10 Mg = N2 + 10 MgNO3 + 6 H2O
C37H34N2O9S3 + O2 = CO2 + H2O + N2O + S8 =>
8 C37H34N2O9S3 + 332 O2 = 296 CO2 + 136 H2O + 8 N2O + 3 S8
[B(O2)2(OH)4]{2-}*6H2O + I{-} + H{+} = B4O5(OH)4{2-}*8H2O + I2 + H2O =>
4[B(O2)2(OH)4]{2-}*6H2O + 28 I{-} + 34 H{+} = B4O5(OH)4{2-}*8H2O + 14 I2 + 23 H2O
CuO + C = Cu + CO2 =>
2 CuO + C = 2 Cu + CO2
Na3PO4 + CaCl2 = NaCl + Ca3(PO4)2 =>
2 Na3PO4 + 3 CaCl2 = 6 NaCl + Ca3(PO4)2
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
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