The P-Block Elements

Question

Give the reason for bleaching action of Cl_2.

Solution

Cl₂ liberates nascent oxygen in presence of moisture or in aqueous solution
Cl₂ + H₂O→ 2HCl + O
Colourled substance + O → Colourless substance

This nascent oxygen bleaches the coloured substance present in vegteable substance due to oxidation.

Some More Questions From The p-Block Elements Chapter

What is the covalency of nitrogen in N₂O₅?

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The P-Block Elements

Give the reason for bleaching action of Cl_2.

Some More Questions From The p-Block Elements Chapter

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?

List the important source of sulphur.

Write the order of thermal stability of the hydrides of Group 16 elements.

Mock Test Series

NCERT Sample Papers

Entrance Exams Preparation

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The P-Block Elements

Give the reason for bleaching action of Cl2.

Some More Questions From The p-Block Elements Chapter

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?

List the important source of sulphur.

Write the order of thermal stability of the hydrides of Group 16 elements.

Mock Test Series

NCERT Sample Papers

Entrance Exams Preparation

Give the reason for bleaching action of Cl_2.

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?