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2 Nh4 + 2 HCl = 2 Nh4Cl + H2
CaCl2 + HCl = CaH2 + Cl =>
CaCl2 + 2 HCl = CaH2 + 4 Cl
Fe2O3 + HClO3 = Fe(ClO3)3 + H2O =>
Fe2O3 + 6 HClO3 = 2 Fe(ClO3)3 + 3 H2O
CuFeS2 + HNO3 = Cu(NO3)2 + Fe(NO3)3 + H2SO4 + NO + H2O =>
3 CuFeS2 + 32 HNO3 = 3 Cu(NO3)2 + 3 Fe(NO3)3 + 6 H2SO4 + 17 NO + 10 H2O
CuSO4*H2O + Na2CO3 = CuCO3Cu(OH)2 + Na2SO4 + CO2 + H2O =>
2 CuSO4*H2O + 2 Na2CO3 = CuCO3Cu(OH)2 + 2 Na2SO4 + CO2 + H2O
Ca + K2CrO4 = Ca(CrO4)2 + K =>
Ca + 2 K2CrO4 = Ca(CrO4)2 + 4 K
K4(Fe(CN)6) + Cl2 = K3(Fe(CN)6) + KCl =>
2 K4(Fe(CN)6) + Cl2 = 2 K3(Fe(CN)6) + 2 KCl
Fe + O = FeO =>
Fe + O = FeO
NaCl + AgNO3 + HNO3 = Na(NO3)2 + AgCl + H =>
NaCl + AgNO3 + HNO3 = Na(NO3)2 + AgCl + H
Cu(NO3) = CuO + NO + O =>
Cu(NO3) = CuO + NO + O
CH3COOH(ac) + NaOH(ac) = CH3COONa(ac) + H2O(l) =>
CH3COOH(ac) + NaOH(ac) = CH3COONa(ac) + H2O(l)
S + OH{-} = S{2-} + (S2O3){2-} + H2O =>
4 S + 6 OH{-} = 2 S{2-} + (S2O3){2-} + 3 H2O
Al2S3 + HOH = H2S + Al(OH)3 =>
Al2S3 + 6 HOH = 3 H2S + 2 Al(OH)3
FeS + HBr = FeBr2 + H2S =>
FeS + 2 HBr = FeBr2 + H2S
Cu(OH)2 + NH3 = [Cu(NH3)4](OH)2 =>
Cu(OH)2 + 4 NH3 = [Cu(NH3)4](OH)2
H3PO4(aq) + KOH(s) = K3PO4(s) + H2O(l) =>
H3PO4(aq) + 3 KOH(s) = K3PO4(s) + 3 H2O(l)
FeSO4ZnI2 = FeI2ZnSO4 =>
FeSO4ZnI2 = FeI2ZnSO4
BaCl2 + O2 = BaO + Cl2 =>
2 BaCl2 + O2 = 2 BaO + 2 Cl2
FeCuS2 + O2 = CuS + FeO + SO2 =>
2 FeCuS2 + 3 O2 = 2 CuS + 2 FeO + 2 SO2
HNO3(aq) + Na2CO3(s) = NaNO3(aq) + CO2(g) + H2O =>
2 HNO3(aq) + Na2CO3(s) = 2 NaNO3(aq) + CO2(g) + H2O
NH4Br + LiOH = NH4OH + LiBr =>
NH4Br + LiOH = NH4OH + LiBr
Me + HCl = MeCl + H2 =>
2 Me + 2 HCl = 2 MeCl + H2
FeCl3 + F = FCl + Fe =>
FeCl3 + 3 F = 3 FCl + Fe
NaOH + CH3COOCH3 = CH3COONa + CH3OH =>
NaOH + CH3COOCH3 = CH3COONa + CH3OH
SiC + NaOH + O2 = Na2SiO3 + Na2CO3 + H2O =>
SiC + 4 NaOH + 2 O2 = Na2SiO3 + Na2CO3 + 2 H2O
Cd + H{+} = Cd2{+} + H2 =>
4 Cd + 2 H{+} = 2 Cd2{+} + H2
NaClO + H2O = HOCl + NaOH =>
NaClO + H2O = HOCl + NaOH
C2N2 + F2 = CF4 + NF3 =>
C2N2 + 7 F2 = 2 CF4 + 2 NF3
NaAlO2 + HNO3 = NaNO3 + Al2O3 + H2O =>
2 NaAlO2 + 2 HNO3 = 2 NaNO3 + Al2O3 + H2O
FeO + CO = Fe + CO2 =>
FeO + CO = Fe + CO2
Li2SO3 + HCl = LiCl + SO2 + H2O =>
Li2SO3 + 2 HCl = 2 LiCl + SO2 + H2O
(HO) = H2O + O =>
2(HO) = H2O + O
KI(aq) + Hg(NO3)2(aq) = HgI2 + KNO3 =>
2 KI(aq) + Hg(NO3)2(aq) = HgI2 + 2 KNO3
LiOH + HI = LiI + H2O =>
LiOH + HI = LiI + H2O
NH3*H2O + Cu(NO3)2 = NH4NO3 + Cu(OH)2 =>
2 NH3*H2O + Cu(NO3)2 = 2 NH4NO3 + Cu(OH)2
PbO2 + HBr = PbBr2 + Br2 + H2O =>
PbO2 + 4 HBr = PbBr2 + Br2 + 2 H2O
CaO + Al2O3 = CaO*Al2O3 =>
CaO + Al2O3 = CaO*Al2O3
Li + Ca(OH)2 = Ca + Li(OH) =>
2 Li + Ca(OH)2 = Ca + 2 Li(OH)
HCN = H + C + N =>
HCN = H + C + N
CuS + HNO3 = Cu(NO3)2 + S + NO2 + H2O =>
CuS + 4 HNO3 = Cu(NO3)2 + S + 2 NO2 + 2 H2O
C8H10 + KMnO4 + H2SO4 = C6H4(COOH)2 + K2SO4 + MnSO4 + H2O =>
5 C8H10 + 12 KMnO4 + 18 H2SO4 = 5 C6H4(COOH)2 + 6 K2SO4 + 12 MnSO4 + 28 H2O
Se + NaOH = Na2Se + Na2SeO3 + H2O =>
3 Se + 6 NaOH = 2 Na2Se + Na2SeO3 + 3 H2O
Li + FeBr3 = Fe + LiBr =>
3 Li + FeBr3 = Fe + 3 LiBr
CH3CH2CH2CH3 + Br2 = CH3CHBrCHBrCH3 + HBr =>
CH3CH2CH2CH3 + 2 Br2 = CH3CHBrCHBrCH3 + 2 HBr
HNO3 + HS = NO + S + H2O =>
HNO3 + 3 HS = NO + 3 S + 2 H2O
C + H3 = C2H6 =>
2 C + 2 H3 = C2H6
HgCl2 + NH3 = HgNH2Cl + NH4Cl =>
HgCl2 + 2 NH3 = HgNH2Cl + NH4Cl
Na + HCI = NaCI + H2 =>
2 Na + 2 HCI = 2 NaCI + H2
NaCl + K3(PO)4 = KCl + Na3(PO)4 =>
3 NaCl + K3(PO)4 = 3 KCl + Na3(PO)4
Ag2SO4 + AlCl3 = AgCl + Al2(SO4)3 =>
3 Ag2SO4 + 2 AlCl3 = 6 AgCl + Al2(SO4)3
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