AP EAMCET · Chemistry · Classification of Elements and Periodicity in Properties
How many compound given below are amphoteric oxides?
\(\mathrm{P}_2 \mathrm{O}_5, \mathrm{P}_4 \mathrm{O}_6, \mathrm{As}_2 \mathrm{O}_5, \mathrm{As}_4 \mathrm{O}_6, \mathrm{Sb}_2 \mathrm{O}_5, \mathrm{Sb}_4 \mathrm{O}_6, \mathrm{Bi}_2 \mathrm{O}_3\)
- A 2
- B 3
- C 4
- D 6
Answer & Solution
Correct Answer
(A) 2
Step-by-step Solution
Detailed explanation
The oxides of the type \(\stackrel{+3}{E_2} \mathrm{O}_3\) of \(\mathrm{N}\) and \(\mathrm{P}, \mathrm{P}_2 \mathrm{O}_3\) \(\left(\mathrm{P}_4 \mathrm{O}_6\right.\), dimer of \(\left.\mathrm{P}_2 \mathrm{O}_3\right)\) are purely acidic, that of \(\mathrm{As}\)…
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