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The P-Block Elements

Question

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Complete the following reactions
(i) C₂H₄ + O₂→
(ii) 4Al + 3O₂→

Solution

C₂H₄ undergoes combustion to form CO₂ and H₂O
i) C₂H₄ + O₂→ 2CO₂ + 2H₂O

Al combines with O₂ to form alumina.
(ii) 4Al + 3O₂→ 2Al₂O₃

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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