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CUSO4 + ZN = ZNSO4 + CU
N2 + O2 = N2O5 =>
2 N2 + 5 O2 = 2 N2O5
Pb(NO3)2 + Al = Al(NO3)3 + Pb =>
3 Pb(NO3)2 + 2 Al = 2 Al(NO3)3 + 3 Pb
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
Na2S2O3 + Cl2 + H2O = NaHSO4 + HCl =>
Na2S2O3 + 4 Cl2 + 5 H2O = 2 NaHSO4 + 8 HCl
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
Pb(NO3)2 + Na2S = PbS + NaNO3 =>
Pb(NO3)2 + Na2S = PbS + 2 NaNO3
COCl2 = CO + Cl2 =>
COCl2 = CO + Cl2
SO2 + Br2 + H2O = HBr + H2SO4 =>
SO2 + Br2 + 2 H2O = 2 HBr + H2SO4
CH3CH2OH + PCl3 = CH3CH2Cl + H3PO3 =>
3 CH3CH2OH + PCl3 = 3 CH3CH2Cl + H3PO3
NaCl(aq) + Pb(NO3)2(aq) = PbCl2(s) + NaNO3(aq) =>
2 NaCl(aq) + Pb(NO3)2(aq) = PbCl2(s) + 2 NaNO3(aq)
NaOH + H2CO3 = Na2CO3 + H2O =>
2 NaOH + H2CO3 = Na2CO3 + 2 H2O
Pb + PlCOO3 = PbCOO3 + Pl =>
Pb + PlCOO3 = PbCOO3 + Pl
CH4 + Cl2 = CCl4 + HCl =>
CH4 + 4 Cl2 = CCl4 + 4 HCl
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
KOH + HBr = KBr + H2O =>
KOH + HBr = KBr + H2O
KOH + Cl2 = KCl + KClO3 + H2O =>
6 KOH + 3 Cl2 = 5 KCl + KClO3 + 3 H2O
H2S + NaOH = Na2S + H2O =>
H2S + 2 NaOH = Na2S + 2 H2O
Al(OH)3 + H2CO3 = Al2(CO3)3 + H2O =>
2 Al(OH)3 + 3 H2CO3 = Al2(CO3)3 + 6 H2O
PCl5 + H2O = H3PO4 + HCl =>
PCl5 + 4 H2O = H3PO4 + 5 HCl
Fe + HI = FeI + H2 =>
2 Fe + 2 HI = 2 FeI + H2
N2 + O2 = NO2 =>
N2 + 2 O2 = 2 NO2
Fe(NO3)3(aq) + KSCN(aq) = K3[Fe(SCN)6](aq) + KNO3(aq) =>
Fe(NO3)3(aq) + 6 KSCN(aq) = K3[Fe(SCN)6](aq) + 3 KNO3(aq)
Pb + PlCOO3 = PbCOO3 + Pl =>
Pb + PlCOO3 = PbCOO3 + Pl
Mg + CO2 = MgO + C =>
2 Mg + CO2 = 2 MgO + C
Ca + Cl = CaCl =>
Ca + Cl = CaCl
Al + S8 = Al2S3 =>
16 Al + 3 S8 = 8 Al2S3
Pb + PlCOO3 = PbCOO3 + Pl =>
Pb + PlCOO3 = PbCOO3 + Pl
CH4 + O2 = C2H2 + H2O =>
4 CH4 + 3 O2 = 2 C2H2 + 6 H2O
K2SO4 + H2S = K2S + SO3 + H2O =>
K2SO4 + H2S = K2S + SO3 + H2O
Cs + N2 = Cs3N =>
6 Cs + N2 = 2 Cs3N
Pb + PlCOO3 = PbCOO3 + Pl =>
Pb + PlCOO3 = PbCOO3 + Pl
N2O4 = NO2 =>
N2O4 = 2 NO2
BaCl2(aq) + Na2S(aq) = BaS(s) + NaCl(aq) =>
BaCl2(aq) + Na2S(aq) = BaS(s) + 2 NaCl(aq)
N2O4 = NO2 =>
N2O4 = 2 NO2
Al2O3 + H3PO4 = AlPO4 + H2O =>
Al2O3 + 2 H3PO4 = 2 AlPO4 + 3 H2O
Mg + Cl2 = MgCl2 =>
Mg + Cl2 = MgCl2
Zn + Fe2(SO4)3 = ZnSO4 + Fe =>
3 Zn + Fe2(SO4)3 = 3 ZnSO4 + 2 Fe
CaCO3 + HCl = CaCl2 + CO2 + H2O =>
CaCO3 + 2 HCl = CaCl2 + CO2 + H2O
C7H14 + O2 = CO2 + H2O =>
2 C7H14 + 21 O2 = 14 CO2 + 14 H2O
Ga + O = Ga2O3 =>
2 Ga + 3 O = Ga2O3
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
Na2SO3 + HCl + Zn = ZnCl2 + NaCl + H2S + H2O =>
Na2SO3 + 8 HCl + 3 Zn = 3 ZnCl2 + 2 NaCl + H2S + 3 H2O
Rb + RbNO3 = Rb2O + N2 =>
10 Rb + 2 RbNO3 = 6 Rb2O + N2
Br + KI = BrI + K =>
Br + KI = BrI + K
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
HCl + MgO = MgCl2 + H2O =>
2 HCl + MgO = MgCl2 + H2O
KI + FeCl3 = I2 + FeCl2 + KCl =>
2 KI + 2 FeCl3 = I2 + 2 FeCl2 + 2 KCl
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
C6H12O2 + O2 = CO2 + H2O =>
C6H12O2 + 8 O2 = 6 CO2 + 6 H2O
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