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2 P2 + 103 O2 = 2 P2O103
Fe + C2 = Fe2C =>
4 Fe + C2 = 2 Fe2C
C3H8O2 + HBr = C3H6Br2 + H2O =>
C3H8O2 + 2 HBr = C3H6Br2 + 2 H2O
Fe2(SO4)3 + Na(OH) = Fe2(OH) + Na(SO4)3 =>
Fe2(SO4)3 + Na(OH) = Fe2(OH) + Na(SO4)3
CH2CHCH3 + HF = CH3CHFCH3 =>
CH2CHCH3 + HF = CH3CHFCH3
Cu + MgCl2 = Cu(Cl2)2 + Mg =>
Cu + 2 MgCl2 = Cu(Cl2)2 + 2 Mg
V2O5 + C = V2O3 + CO2 =>
V2O5 + C = V2O3 + CO2
Cu + Cu(No3)2 = CuNo3 =>
Cu + Cu(No3)2 = 2 CuNo3
ZnCN = Zn + CN =>
ZnCN = Zn + CN
HCl(ac) + Ca(OH)2(ac) = H2O + CaCl2 =>
2 HCl(ac) + Ca(OH)2(ac) = 2 H2O + CaCl2
Na2S + KI3 = S8 + KI + NaI =>
8 Na2S + 8 KI3 = S8 + 8 KI + 16 NaI
Ca(NO3)2 + H2 = Ca + H2O + NO2 =>
Ca(NO3)2 + 2 H2 = Ca + 2 H2O + 2 NO2
H2SO4 + ClOH = H2O + Cl2(SO4) =>
H2SO4 + 2 ClOH = 2 H2O + Cl2(SO4)
NaNO3 + CrCl2 = NaCl + Cr(NO3)2 =>
2 NaNO3 + CrCl2 = 2 NaCl + Cr(NO3)2
NaI + AgI = I2 + NaAg =>
NaI + AgI = I2 + NaAg
NaHSO4 + MgCl2 = MgHSO4 + NaCl2 =>
NaHSO4 + MgCl2 = MgHSO4 + NaCl2
(NH4)2S + K2WO4 + H2O = W(OH)3 + S + NH3 + KOH =>
3(NH4)2S + 2 K2WO4 + 2 H2O = 2 W(OH)3 + 3 S + 6 NH3 + 4 KOH
K2CO3 + Ca(OH)2 = KOH + CaCO3 =>
K2CO3 + Ca(OH)2 = 2 KOH + CaCO3
KNO3K2CO3 = KCO3K2NO3 =>
KNO3K2CO3 = KCO3K2NO3
Cu(NO3)2*3H2O + NH4OH = Cu(OH)2 + NH4NO3 + H2O =>
Cu(NO3)2*3H2O + 2 NH4OH = Cu(OH)2 + 2 NH4NO3 + 3 H2O
LiH + KOH = LiOH + KH =>
LiH + KOH = LiOH + KH
(NH4)2SO4 + Fe(NO3)3 = Fe2(SO4)3 + NH4NO3 =>
3(NH4)2SO4 + 2 Fe(NO3)3 = Fe2(SO4)3 + 6 NH4NO3
MgCl + NaOH = NaCl + MgOH =>
MgCl + NaOH = NaCl + MgOH
SO2Cl2(g) + H2O(l) = HCl(g) + H2SO4 =>
SO2Cl2(g) + 2 H2O(l) = 2 HCl(g) + H2SO4
CH3CHOH + O2 = CH3CHO + H2O =>
4 CH3CHOH + O2 = 4 CH3CHO + 2 H2O
Mg + NaOH + H2O = Na2Mg(OH)4 + H2 =>
Mg + 2 NaOH + 2 H2O = Na2Mg(OH)4 + H2
H2SO3 + Zn(OH)2 = H2O + ZnSO3 =>
H2SO3 + Zn(OH)2 = 2 H2O + ZnSO3
Na + F2 = NaF =>
2 Na + F2 = 2 NaF
FeCl3 + HI = FeCl2 + HCl + I =>
FeCl3 + HI = FeCl2 + HCl + I
CuO + AgCl = CuCl + AgO =>
CuO + AgCl = CuCl + AgO
Zn + NaOH + H2O = Na2Zn(OH)4 + H2 =>
Zn + 2 NaOH + 2 H2O = Na2Zn(OH)4 + H2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
CrO4{2-} + HSnO2{-} + H2O = CrO2{-} + HSnO3{-} + OH{-} =>
2 CrO4{2-} + 3 HSnO2{-} + H2O = 2 CrO2{-} + 3 HSnO3{-} + 2 OH{-}
C3H4O2 + NaOH = H2O + NaC3H3O2 =>
C3H4O2 + NaOH = H2O + NaC3H3O2
Br2 + AgS = Ag + BrS =>
Br2 + 2 AgS = 2 Ag + 2 BrS
Fe + AuCl = FeAu + Cl =>
Fe + AuCl = FeAu + Cl
S + F2 = SF2 =>
S + F2 = SF2
Al(NO3)3 + KOH + H2O = KAl(OH)4 + HNO3 =>
Al(NO3)3 + KOH + 3 H2O = KAl(OH)4 + 3 HNO3
NaMnO4 + H2C4O4 + H2SO4 = Na2SO4 + MnSO4 + CO2 + H2O =>
2 NaMnO4 + H2C4O4 + 3 H2SO4 = Na2SO4 + 2 MnSO4 + 4 CO2 + 4 H2O
Cu2 + HNO3 = Cu(NO4)2 + NO2 + H2O =>
Cu2 + 16 HNO3 = 2 Cu(NO4)2 + 12 NO2 + 8 H2O
Pb(CH3COO)2 + K2Cr2O7 + H2O = PbCrO4 + CH3COOK + CH3COOH =>
2 Pb(CH3COO)2 + K2Cr2O7 + H2O = 2 PbCrO4 + 2 CH3COOK + 2 CH3COOH
H + Si = HSi =>
H + Si = HSi
Hg + Al{+3} + OH{-} = HgO + Al + H2O =>
3 Hg + 2 Al{+3} + 6 OH{-} = 3 HgO + 2 Al + 3 H2O
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
C2H3NaO2 + HCl = NaCl + CH3COOH =>
C2H3NaO2 + HCl = NaCl + CH3COOH
P4 + CuCl2 + H2O = H3PO4 + Cu + HCl =>
P4 + 10 CuCl2 + 16 H2O = 4 H3PO4 + 10 Cu + 20 HCl
NaClO3 + CrCl3 + NaOH = NaCl + Na2CrO4 + H2O =>
NaClO3 + 2 CrCl3 + 10 NaOH = 7 NaCl + 2 Na2CrO4 + 5 H2O
P4S6 + HNO3 = H3PO4 + H2SO4 + NO2 + H2O =>
P4S6 + 56 HNO3 = 4 H3PO4 + 6 H2SO4 + 56 NO2 + 16 H2O
SnCl2 + K2Cr2O7 + HCl = SnCl4 + CrCl3 + KCl + H2O =>
3 SnCl2 + K2Cr2O7 + 14 HCl = 3 SnCl4 + 2 CrCl3 + 2 KCl + 7 H2O
Sn(s) + O2(g) = SnO2(s) =>
Sn(s) + O2(g) = SnO2(s)
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