Chemistry - Complete P-block Question with Solution | TestHub
ChemistryComplete P-blockp-Block 15,16Medium2 minQB
ChemistryMediummultiple choice
Neil Bartlett made efforts to prepare compound of a inert gas [P] with a metal fluoride [Q] and he
Options:(select one or more)
Answer:
A, D
Solution:
[P]⁺[Q]⁻ = [Xe]⁺[PtF₆]⁻. Xe⁺ has 53 electrons; its penultimate shell (n = 4) holds 18 electrons (A ✓).
PtF₆ oxidises Xe, but in [PtF₆]⁻ platinum is Pt(V), d⁵, not d⁶ (B ✗).
|ΔH_EGE| of Xe⁺ = ionisation energy of Xe (≈1170 kJ/mol), higher than Cl (C ✗).
Fluorine stays −1 (D ✓).
Correct: (A), (D).
Stream:JEESubject:ChemistryTopic:Complete P-blockSubtopic:p-Block 15,16
⏱ 2mℹ️ Source: QB
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