TS EAMCET · Chemistry · Classification of Elements and Periodicity in Properties
Observe the oxides \(\mathrm{CO}, \mathrm{B}_2 \mathrm{O}_3, \mathrm{SiO}_2, \mathrm{CO}_2, \mathrm{Al}_2 \mathrm{O}_3, \mathrm{PbO}_2\), \(\mathrm{Tl}_2 \mathrm{O}_3\). The number of acidic oxides in the list is
- A 3
- B 4
- C 5
- D 2
Answer & Solution
Correct Answer
(A) 3
Step-by-step Solution
Detailed explanation
\begin{array}{|l|c|c|c|}\hline \text{Acidic oxide} & \text{Basic oxide} & \text{Neutral oxide} & \text{Amphoteric oxide} \\ \hline \mathrm{B}_2 \mathrm{O}_3, \mathrm{SiO}_2, \mathrm{CO}_2 & \mathrm{Tl}_2 \mathrm{O}_3 & \mathrm{CO} & \mathrm{Al}_2 \mathrm{O}_3, \mathrm{PbO}_2 \\…
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