Easy MCQ +4 / -1 PYQ · JEE Mains 2022

Given below are the oxides:

Na2O, As2O3, N2O, NO and Cl2O7

Number of amphoteric oxides is :

  1. A 0
  2. B 1 Correct answer
  3. C 2
  4. D 3

Solution

Oxides<br/><br/>$\mathrm{Na}_2 \mathrm{O} \longrightarrow$ Basic<br/><br/> $\mathrm{As}_2 \mathrm{O}_3 \longrightarrow$ Amphoteric<br/><br/> $\mathrm{N}_2 \mathrm{O} \longrightarrow$ Neutral<br/><br/> $\mathrm{NO} \longrightarrow$ Neutral<br/><br/> $\mathrm{Cl}_2 \mathrm{O}_7 \longrightarrow$ Acidic<br/><br/> Hence, only one amphoteric oxide is present.

About this question

Subject: Chemistry · Chapter: Periodic Table and Periodicity · Topic: Periodic Trends

This question is part of PrepWiser's free JEE Main question bank. 131 more solved questions on Periodic Table and Periodicity are available — start with the harder ones if your accuracy is >70%.

Drill 25 more like these. Every day. Free.

PrepWiser turns these solved questions into a daily practice loop. Chapter-wise drills, full mocks, AI doubt chat. No auto-renew.

Start free →