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FeS + S = FeS2
C7H7Cl + KI = KCl + C7H7I =>
C7H7Cl + KI = KCl + C7H7I
Na{+} + Br{-} = NaBr =>
Na{+} + Br{-} = NaBr
NaHCO3 + CH3CO2H = CH3CO2Na + CO2 + H2O =>
NaHCO3 + CH3CO2H = CH3CO2Na + CO2 + H2O
SnO + O3 = SnO2 =>
3 SnO + O3 = 3 SnO2
Li3N + NH4NO3 = LiNO3 + (NH4)3N =>
Li3N + 3 NH4NO3 = 3 LiNO3 + (NH4)3N
NO2 + HOCl = NO3 + Cl + H =>
NO2 + HOCl = NO3 + Cl + H
NaOH + CuCl2 = CuOHCl + NaCl =>
NaOH + CuCl2 = CuOHCl + NaCl
KMnO4 + Fe(NO3)2 + HNO3 = Mn(NO3)2 + Fe(NO3)3 + KNO3 + H2O =>
KMnO4 + 5 Fe(NO3)2 + 8 HNO3 = Mn(NO3)2 + 5 Fe(NO3)3 + KNO3 + 4 H2O
Pb + O2 + H2O = Pb(OH)2 =>
2 Pb + O2 + 2 H2O = 2 Pb(OH)2
Rb + RbNO3 = Rb2O + N2 =>
10 Rb + 2 RbNO3 = 6 Rb2O + N2
Cr2O3 + Na2S = Cr + Na2SO4 =>
4 Cr2O3 + 3 Na2S = 8 Cr + 3 Na2SO4
UO2SO4 + Zn + H2SO4 = U(SO4)2 + ZnSO4 + H2O =>
UO2SO4 + Zn + 2 H2SO4 = U(SO4)2 + ZnSO4 + 2 H2O
Na + CO3 + HCl = NaCO3HCl =>
Na + CO3 + HCl = NaCO3HCl
Na(OH)2 + H2SO4 = Na + SO4 + H2O =>
Na(OH)2 + H2SO4 = Na + SO4 + 2 H2O
CNa = C2Na2 =>
2 CNa = C2Na2
Li2O + KCl = Li2Cl + KO =>
Li2O + KCl = Li2Cl + KO
Al2S3 + Na3PO4 = AlPO4 + Na2S =>
Al2S3 + 2 Na3PO4 = 2 AlPO4 + 3 Na2S
Fe2O3 + HCl = FeCl3 + H2O =>
Fe2O3 + 6 HCl = 2 FeCl3 + 3 H2O
K4Fe(CN)6 + KMnO4 + H2SO4 = K3Fe(CN)6 + MnSO4 + K2SO4 + HO =>
K4Fe(CN)6 + KMnO4 + 2 H2SO4 = K3Fe(CN)6 + MnSO4 + K2SO4 + 4 HO
Sb3 + Br = SbBr3 =>
Sb3 + 9 Br = 3 SbBr3
Ag2S + Al + H2O = Ag + AlO3 + H2S =>
3 Ag2S + Al + 3 H2O = 6 Ag + AlO3 + 3 H2S
FeS2 + NHO3 = Fe2(SO4)3 + NO + H2SO4 + H2O =>
2 FeS2 + 10 NHO3 = Fe2(SO4)3 + 10 NO + H2SO4 + 4 H2O
Ca(s)S(s) = *CaS =>
Ca(s)S(s) = *CaS
Fe2(SO4)3 + H2S = FeSO4 + H2SO4 + S =>
Fe2(SO4)3 + H2S = 2 FeSO4 + H2SO4 + S
P4 + NaPH + H2O = PH3 + NaH2PO2 =>
P4 + 4 NaPH + 8 H2O = 4 PH3 + 4 NaH2PO2
Mn + H2O = MnO2 + H2 =>
Mn + 2 H2O = MnO2 + 2 H2
HNo3 + Mg(NO3)2 = HNO3 + Mg(No3)2 =>
2 HNo3 + Mg(NO3)2 = 2 HNO3 + Mg(No3)2
C2H5BrKOH(alc) = KBrH2OC2H4 =>
C2H5BrKOH(alc) = KBrH2OC2H4
Cu + HCl + H2O2 = CuCl2 + H2O =>
Cu + 2 HCl + H2O2 = CuCl2 + 2 H2O
Cr + NaOH + H2O2 = Na2CrO4 + H2O =>
Cr + 2 NaOH + 3 H2O2 = Na2CrO4 + 4 H2O
H2S + NaOH = H2O + Na2S =>
H2S + 2 NaOH = 2 H2O + Na2S
CH3OH + Al = CHOAl + H2 =>
2 CH3OH + 2 Al = 2 CHOAl + 3 H2
(NH4)2SO4 + NaOH = Na2SO4 + H2O(NH3) =>
(NH4)2SO4 + 2 NaOH = Na2SO4 + 2 H2O(NH3)
H2SO4 + ZnS = ZnO + H2O + SO2 =>
3 H2SO4 + ZnS = ZnO + 3 H2O + 4 SO2
CH2CHCH3 + KMnO4 + H2O = CH3COCH3 + MnO2 + KOH =>
3 CH2CHCH3 + 2 KMnO4 + H2O = 3 CH3COCH3 + 2 MnO2 + 2 KOH
KOH + SO3 = K2SO4 + H2O =>
2 KOH + SO3 = K2SO4 + H2O
PH4 + O2 = P4 + H2O =>
4 PH4 + 4 O2 = P4 + 8 H2O
CH3CH2Cl + HOH = CH3CH2OH + HCl =>
CH3CH2Cl + HOH = CH3CH2OH + HCl
C16H22O4 + O2 = CO2 + H2O =>
2 C16H22O4 + 39 O2 = 32 CO2 + 22 H2O
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
Cu(OH)2 = (t)CuO + H2O =>
Cu(OH)2 = (t)CuO + H2O
BaCl2 + HCl = BaH2 + Cl =>
BaCl2 + 2 HCl = BaH2 + 4 Cl
KMnO44 + Fe(NO3)2 + HNO3 = Mn(NO3)2 + Fe(NO3)3 + KNO3 + H2O =>
KMnO44 + 85 Fe(NO3)2 + 88 HNO3 = Mn(NO3)2 + 85 Fe(NO3)3 + KNO3 + 44 H2O
C2H5OOH + NaOH = NaC2H5OO + H2O =>
C2H5OOH + NaOH = NaC2H5OO + H2O
H2CO3 + NH4OH = (NH4)2CO3 + H2O =>
H2CO3 + 2 NH4OH = (NH4)2CO3 + 2 H2O
Sb2S3 + NO3{-} + H2O = SbO4{2-} + SO4{2-} + N2 + H{+} =>
Sb2S3 + 6 NO3{-} + 2 H2O = 2 SbO4{2-} + 3 SO4{2-} + 3 N2 + 4 H{+}
CH4 + Br2 = CH3Br + HBr3 =>
CH4 + 2 Br2 = CH3Br + HBr3
KMnO4 + Fe(NO3)2 + HNO3 = Mn(NO3)2 + Fe(NO3)3 + KNO3 + H2O =>
KMnO4 + 5 Fe(NO3)2 + 8 HNO3 = Mn(NO3)2 + 5 Fe(NO3)3 + KNO3 + 4 H2O
HCOOH + K2CO3 = HCOOK + CO2 + H2O =>
2 HCOOH + K2CO3 = 2 HCOOK + CO2 + H2O
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