JEE Mains · Chemistry · STD 11 - 3. Classification of elements and periodicity in properties
The type of oxide formed by the element among \(\mathrm{Li}, \mathrm{Na}, \mathrm{Be}, \mathrm{Mg}, \mathrm{B}\) and Al that has the least atomic radius is :
- A \(\mathrm{A}_2 \mathrm{O}\)
- B \(\mathrm{A}_2 \mathrm{O}_3\)
- C \(\mathrm{AO}_2\)
- D \(\mathrm{AO}\)
Answer & Solution
Correct Answer
(B) \(\mathrm{A}_2 \mathrm{O}_3\)
Step-by-step Solution
Detailed explanation
Among given atoms, Boron has least atomic radius oxide of Boron \(=\mathrm{B}_2 \mathrm{O}_3\)
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