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The p-Block Elements
Question
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Which of the following oxide is most acidic?

  • As2O3

  • P2O5

  • Sb2O3

  • Bi2O3

Answer

B.

P2O5

More be the positive oxidation state of non-metallic oxides, more be its acidic nature.

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Some More Questions From The p-Block Elements Chapter

Why is BiH3 the strongest reducing agent amongst all the hydrides of Group 15 elements?

Why is N2 less reactive at room temperature?

Mention the conditions required to maximise the yield of ammonia.

What is the covalency of nitrogen in N2O5?

Bond angle in PH4+ is higher than that in PH3. Why?

Write a balanced equation for the hydrolytic reactions PCl5 in heavy water.

What is the basicity of H3PO4?