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The P-Block Elements

Question

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Give two uses of argon.

Solution

Argon is inert gas.
(i) It is used to provide an inert atmosphere in welding of metals and alloys.
(ii) In electric bulbsas a inert gas.

Some More Questions From The p-Block Elements Chapter

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?

What happens when H₃PO₃ is heated?

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