CBSE Class 11 Chemistry P-Block Elements Worksheet Set 03

Class 11 Chemistry Practice Set: Chapter 11 The p-Block Elements

Review targeted practice sets for Class 11 Chemistry Chapter 11 The p-Block Elements. Built according to official educational guidelines for the 2026-27 academic year, these downloadable worksheets support daily revision and core concept reinforcement.

Download Chapter 11 The p-Block Elements Worksheet PDF

View or download the dedicated Chapter 11 The p-Block Elements practice resource below. Engaging with these objective and subjective questions daily ensures continuous academic progress and mastery of the 2026-27 curriculum.

THE p-BLOCK ELEMENTS
 
1 Give reasons:
 
a) Ga has lower atomic radius as compared to Al
b) BCl3 is more stable than TlCl3.
c) PbCl4 decomposes easily on heating.
d) Aluminium vessels should not be used to store water.
e) CCl4 cannot be hydrolyzed.
f) C differs from the rest of the members of its family
g) PH3 has lower boiling point than NH3
h) Nitrogen shows lower tendency of catenation
i) Pentahalides more covalent than trihalides
j) PCl5 fumes in air
k) H3PO2 is a stronger reducing agent than H3PO3
 
2 Describe zeolites with examples.
 
3 What happens when?
 
a) Boron trifluoride is treated with sodium hydride
b) Iodine is treated with conc. HNO3
c) Boric acid is heated
d) Silicon dioxide reacts with sodium hydroxide at elevated temperatures.
e) Phosphine is treated with hydrogen iodide
 
4 Draw the structures of:
 
a) (HPO3) 3
b) H4P2O7
c) B2H6
 
5 How are silicones prepared? Give its uses.
 
6 Compare the structure and reactivity of White phosphorus and red phosphorus.
 
7 Explain manufacture of a) ammonia b) nitric acid.
 
8 Complete and balance the equations:
 
a. Al + NaOH + H2O →
b. BF3 + NH3 →
c. Cu2+ + 4NH3→
d. PH4I + KOH→
e. Ag +PCl5→
f. Zn + HNO3(dil) →
 
9 Arrange the following in the increasing order of property mentioned in the bracket
 
a) Hydrides of group 15[basic character]
b) H3PO2 ,H3PO3 ,H3PO4 [basicity]
c) Hydrides of group 15 [bond angle]
 
10 A salt A, gives the following results :
 
a. It aqueous solution is alkaline to litmus
b. It swells up to a glassy material B on strong heating.
c. When conc. H2SO4 is added to a hot solution of A, white crystals an acid C separates out. Write equations for all the above reactions and identify A, B and C.

 

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Exam Preparation Worksheet for Class 11 Chemistry Chapter 11 The p-Block Elements

Chapter 11 The p-Block Elements Printable Worksheet for Class 11 Chemistry

Review targeted practice exercises for Class 11 Chemistry Chapter 11 The p-Block Elements. Curated to match official CBSE guidelines, these downloadable PDF sheets support daily revision and core concept reinforcement.

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Are these Chemistry Class 11 worksheets based on the 2026-27 competency-based pattern?

Yes, our CBSE Class 11 Chemistry P-Block Elements Worksheet Set 03 includes a variety of questions like Case-based studies, Assertion-Reasoning, and MCQs as per the 50% competency-based weightage in the latest curriculum for Class 11.

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