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NEET 2020

NEET 2020 Chemistry question on Periodic Classification

Match the following :

OxideNature
(a) CO(i) Basic
(b) BaO(ii) Neutral
(c) Al2O3\text{Al}_2\text{O}_3(iii) Acidic
(d) Cl2O7\text{Cl}_2\text{O}_7(iv) Amphoteric


Which of the following is correct option?
  1. A.
    (a)-(ii), (b)-(i), (c)-(iv), (d)-(iii)
  2. B.
    (a)-(iii), (b)-(iv), (c)-(i), (d)-(ii)
  3. C.
    (a)-(iv), (b)-(iii), (c)-(ii), (d)-(i)
  4. D.
    (a)-(i), (b)-(ii), (c)-(iii), (d)-(iv)
Show answer

Correct option: A

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