Question

When we go from left to right in a period,

• A. The basic nature of the oxides increases
• B. The basic nature of the oxides decreases
• C. There is no regular trend in the nature of oxides
• D. Oxides of only first two groups are basic in nature.

Answer 1

Answer: (B)

The basic nature of the oxides decreases

Answer 2

: the basic nature of the oxides decreases from left to right in a period. e.g., in third period.

$\underset{Weaklyacidic(nqcZy\ vEyh;)}{P_{4}O_{10}} < \underset{Acidic(vEyh;)}{SO_{2}} < \underset{Stronglyacidic(izcy\ viEyh;)}{Cl_{2}O_{7}}$