Advertisements
Advertisements
प्रश्न
Discuss industrial method of preparation of sulfur dioxide from zinc sulfide and iron pyrites.
उत्तर
\[\ce{\underset{\text{Zinc sulfide}}{2ZnS_{(s)}} + 3O_{2(g)} ->[\Delta] 2ZnO_{(s)} + \underset{\text{Sulfur dioxide}}{2SO_{2(g)}}}\]
\[\ce{\underset{\text{Iron pyrites}}{4FeS_{2(s)}} + 11O_{2(g)} ->[Delta] 2Fe2O_{3(s)} + \underset{\text{Sulfur dioxide}}{8SO_{2(g)}}}\]
APPEARS IN
संबंधित प्रश्न
Select appropriate answers for the following.
Which of the following has highest electron gain enthalpy?
Select appropriate answers for the following.
Hydrides of group 16 are weakly acidic. The correct order of acidity is ______.
Select appropriate answers for the following.
HI acid when heated with conc. H2SO4 forms _______.
Select appropriate answers for the following.
In pyrosulfuric acid oxidation state of sulfur is _______.
Write chemical formula of galena.
What are chalcogens?
Which of the following are radioactive?
i. Argon
ii. Polonium
iii. Astatine
iv. Tellurium
Astatine and radon belong to group ____________ respectively.
Which of the following elements will have higher value of atomic and ionic radii as compared to iodine?
Which of the following is NOT a group 16 element?
Polonium belongs to ____________.
Identify the INCORRECT statement from the following.
How many ions per molecule are produced in the solution when carnallite is dissolved in excess of water?
Which of the following noble gases is least soluble in water?
The element which has not yet been reacted with F2 is ______.
Write the chemical composition of cryolite.
Write the correct molecular formula of gypsum.
