JEE PYQ: P Block Elements Question 20
Question 20 - 2021 (26 Feb Shift 2)
Which pair of oxides is acidic in nature?
(1) $\text{N}_2\text{O}$, BaO
(2) CaO, $\text{SiO}_2$
(3) $\text{B}_2\text{O}_3$, CaO
(4) $\text{B}_2\text{O}_3$, $\text{SiO}_2$
Show Answer
Answer: (4)
Solution
$\text{B}_2\text{O}_3$ and $\text{SiO}_2$ both are oxides of non-metal and hence are acidic in nature.