JEE Mains · Chemistry · STD 11 - 3. Classification of elements and periodicity in properties
The incorrect decreasing order of atomic radius is _______.
- A \(\mathrm{Si}\gt\mathrm{P}\gt\mathrm{Cl}\gt\mathrm{F}\)
- B \(\mathrm{Be}\gt\mathrm{Mg}\gt\mathrm{Al}\gt\mathrm{Si}\)
- C \(\mathrm{Al}\gt\mathrm{B}\gt\mathrm{N}\gt\mathrm{F}\)
- D \(\mathrm{Mg}\gt\mathrm{Al}\gt\mathrm{C}\gt\mathrm{O}\)
Answer & Solution
Correct Answer
(B) \(\mathrm{Be}\gt\mathrm{Mg}\gt\mathrm{Al}\gt\mathrm{Si}\)
Step-by-step Solution
Detailed explanation
Correct order of atomic radius : \(\mathrm{Be} \mathrm{Al}>\mathrm{Si}\)
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