NEET Solved Paper 2018 Question 13

Question: Which of the following oxides is most acidic in nature? [NEET - 2018]

Options:

A) $ BaO $

B) $ BeO $

C) $ MgO $

D) $ CaO $

Show Answer

Answer:

Correct Answer: B

Solution:

$ \xrightarrow[\text{Basic character increases}]{BeOMgOCaOBaO} $

So, the most acidic should be BeO.

In fact, BeO is amphoteric oxide while other given oxides are basic.