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4 Zn + 2 HNO3 + 4 H2SO4 = N2O + 4 ZnSO4 + 5 H2O
Zn + HNO3 = H2O + Zn(NO3)2 + NO =>
3 Zn + 8 HNO3 = 4 H2O + 3 Zn(NO3)2 + 2 NO
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
Zn + HNO3 + H2SO4 = N2O + ZnSO4 + H2O =>
4 Zn + 2 HNO3 + 4 H2SO4 = N2O + 4 ZnSO4 + 5 H2O
C7H16 + O2 = CO2 + H20 =>
5 C7H16 + 35 O2 = 35 CO2 + 4 H20
Na2CO3 + HCl = NaCl + CO2 + H2O =>
Na2CO3 + 2 HCl = 2 NaCl + CO2 + H2O
H2O + Na = NaOH + H2 =>
2 H2O + 2 Na = 2 NaOH + H2
PCl5 + H2O = HCl + H3PO4 =>
PCl5 + 4 H2O = 5 HCl + H3PO4
Li3N + NH4NO3 = LiNO3 + (NH4)3N =>
Li3N + 3 NH4NO3 = 3 LiNO3 + (NH4)3N
Fe2S3 + H2O + O2 = Fe(OH)3 + S =>
2 Fe2S3 + 6 H2O + 3 O2 = 4 Fe(OH)3 + 6 S
calciumhydroxide + sulfuricacid = calciumsulfate + water =>
Ca(OH)2 + H2SO4 = CaSO4 + 2 H2O
SO2 + KMNO4 + H2O = MNSO4 + K2SO4 + H2SO4 =>
5 SO2 + 2 KMNO4 + 2 H2O = 2 MNSO4 + K2SO4 + 2 H2SO4
C3H6 + H2 = C3H8 =>
C3H6 + H2 = C3H8
HCOOH + NAOH = HCOONA + H2O =>
HCOOH + NAOH = HCOONA + H2O
Fe(C2H3O2)3 + Ba(OH)2 = Fe(OH)3 + Ba(C2H3O2)2 =>
2 Fe(C2H3O2)3 + 3 Ba(OH)2 = 2 Fe(OH)3 + 3 Ba(C2H3O2)2
Fe(C5H5)2 + (CH3CO)2O = Fe(C5H4COCH3)(C5H5) + CH3COOH =>
Fe(C5H5)2 + (CH3CO)2O = Fe(C5H4COCH3)(C5H5) + CH3COOH
HBr + Al(OH)3 = H2O + AlBr3 =>
3 HBr + Al(OH)3 = 3 H2O + AlBr3
C3H4 + H2 = C3H8 =>
C3H4 + 2 H2 = C3H8
AL + HBr = ALBr3 + H2 =>
2 AL + 6 HBr = 2 ALBr3 + 3 H2
MnO2 + HCl = Cl2 + MnCl2 + H2O =>
MnO2 + 4 HCl = Cl2 + MnCl2 + 2 H2O
CH3CH2COOH + NAOH = CH3CH2COONA + H2O =>
CH3CH2COOH + NAOH = CH3CH2COONA + H2O
HNO3 + Li2CO3 = LiNO3 + CO2 + H2O =>
2 HNO3 + Li2CO3 = 2 LiNO3 + CO2 + H2O
MG + N = MGN =>
MG + N = MGN
H2SO4 + HI = I2 + H2S + H2O =>
H2SO4 + 8 HI = 4 I2 + H2S + 4 H2O
KHC8H4O4 + NaOH = H2O + KNaC8H4O4 =>
KHC8H4O4 + NaOH = H2O + KNaC8H4O4
C3H4 + H2 = C3H6 =>
C3H4 + H2 = C3H6
H2SO4 + FEO = FESO4 + H2O =>
H2SO4 + FEO = FESO4 + H2O
Na3PO4 + KOH = NaOH + K3PO4 =>
Na3PO4 + 3 KOH = 3 NaOH + K3PO4
CaO + C = CaC2 + CO =>
CaO + 3 C = CaC2 + CO
Na2CO3(aq) + Pb(NO3)2(aq) = NaNO3(aq) + PbCO3(s) =>
Na2CO3(aq) + Pb(NO3)2(aq) = 2 NaNO3(aq) + PbCO3(s)
Al2O3 + HCl = AlCl3 + H2O =>
Al2O3 + 6 HCl = 2 AlCl3 + 3 H2O
AgHCO3 + H2SO4 = Ag2SO4 + H2O + CO2 =>
2 AgHCO3 + H2SO4 = Ag2SO4 + 2 H2O + 2 CO2
Zn2 + H2SO4 = Zn(SO4)2 + H2 =>
Zn2 + 4 H2SO4 = 2 Zn(SO4)2 + 4 H2
KNO3 + Al + KOH + H2O = NH3 + KAlO2 =>
3 KNO3 + 8 Al + 5 KOH + 2 H2O = 3 NH3 + 8 KAlO2
Al2O3 + HCl = AlCl3 + H2O =>
Al2O3 + 6 HCl = 2 AlCl3 + 3 H2O
MgCl2 + Li2CO3 = MgCO3 + LiCl =>
MgCl2 + Li2CO3 = MgCO3 + 2 LiCl
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Mg + HNO3 = H2O + Mg(NO3)2 + N2O =>
4 Mg + 10 HNO3 = 5 H2O + 4 Mg(NO3)2 + N2O
Fe + HNO3 = Fe(NO3)3 + H2 =>
2 Fe + 6 HNO3 = 2 Fe(NO3)3 + 3 H2
CH3CH2COOH + NAOH = CH3CH2COONA + H2O =>
CH3CH2COOH + NAOH = CH3CH2COONA + H2O
K2C2O4 + H2SO4 = CO2 + K2SO4 + SO2 + H2O =>
K2C2O4 + 2 H2SO4 = 2 CO2 + K2SO4 + SO2 + 2 H2O
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
C6H12 + O2 = CO2 + H2O =>
C6H12 + 9 O2 = 6 CO2 + 6 H2O
C2H6O + CH3COOH = CH3COOCH2CH3 + H2O =>
C2H6O + CH3COOH = CH3COOCH2CH3 + H2O
PbS + O2 = PbO + SO2 =>
2 PbS + 3 O2 = 2 PbO + 2 SO2
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
CuCO3 + hydrochloricacid = CuCl2 + water + carbondioxide =>
CuCO3 + 2 HCl = CuCl2 + H2O + CO2
Pb + FeSO4 = PbSO4 + Fe =>
Pb + FeSO4 = PbSO4 + Fe
NH3 + O2 = H2O + NO =>
4 NH3 + 5 O2 = 6 H2O + 4 NO
KHSO4 + MnSO4 + H2SO4 = KMnO4 + SO2 + H2O =>
2 KHSO4 + 2 MnSO4 + H2SO4 = 2 KMnO4 + 5 SO2 + 2 H2O
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