Chemistry - Complete Pblock- Question with Solution | TestHub
ChemistryComplete Pblock-p-Block 13,14Medium2 minQB
ChemistryMediumsingle choice
Passage / Comprehension
p-Block elements exhibit certain phenomena which is found absent in s-block elements such as inert s-pair effect. The hydrolysis of halides and oxohalides of these elements may proceed through different mechanisms.
Select correct statement :
Options:
Answer:
D
Solution:
(A) Incorrect — Boron trichloride (BCl₃) reacts with NH₃ but forms an adduct like BCl₃·NH₃, not B(NH₃)₃.
(B) Incorrect — In TlI₃, thallium shows a +1 oxidation state due to the inert pair effect, not +3.
(C) Incorrect — The decomposition of ozone (O₃) to O₂ increases entropy, it does not decrease it.
(D) Correct — Xenon reacts with excess F₂ at 400°C to form XeF₆.
Stream:JEESubject:ChemistryTopic:Complete Pblock-Subtopic:p-Block 13,14
⏱ 2mℹ️ Source: QB
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