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The P-Block Elements

Question

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Write balanced equations for the following:
NaCl is heated with sulphuric acid in the presence of MnO_2.

Solution

Chlorine gas is produced when NaCl is heated with sulphuric acid in the presenc of MnO₂

2 NaCl + {MnO}_{2} + \underset{(conc .)}{2 H_{2} {SO}_{4}} \to {Na}_{2} {SO}_{4} + {MnSO}_{4} + 2 H_{2} O + {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.

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