Chemistry - Complete P-block Question with Solution | TestHub
ChemistryComplete P-blockp-Block 15,16Medium2 minQB
ChemistryMediummultiple choice
Passage / Comprehension
Various s & p-block elements are often studied on the basis of their reactions, preparation of their oxy-acids, salts, bases and oxides. While major acids & salts can also be studied quantitatively, the qualitative nature of oxides is studied by observing their reaction with various oxides.
Which of the following compounds can be prepared commercially without the help of any catalyst.
Options:(select one or more)
Answer:
B, C
Solution:
The correct options are B and C.
Explanation:
Sulfur dioxide () is produced by burning sulfur in air, which does not require a catalyst. Sodium carbonate () is produced by the Solvay process, which also does not use a catalyst. Sulfuric acid () and ammonia () require catalysts for their commercial production (Contact process and Haber process, respectively).
Stream:JEESubject:ChemistryTopic:Complete P-blockSubtopic:p-Block 15,16
⏱ 2mℹ️ Source: QB
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