CBSE Class 11 Chemistry P-Block Elements Worksheet Set 04

Official Class 11 Chemistry Worksheets: Chapter 11 The p-Block Elements

Explore reliable practice materials for Chapter 11 The p-Block Elements tailored for Class 11 learners. Utilizing these Chemistry worksheets ensures thorough preparation and strengthens problem-solving speed for upcoming school assessments.

Chapter-wise Practice Material: Chapter 11 The p-Block Elements

Navigate directly to the printable exercises for Chapter 11 The p-Block Elements using the digital viewer below. Each practice set allows students to isolate specific topics for thorough review and uninterrupted practice alongside standard textbooks.

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.

 

Please click on below link to download CBSE Class 11 Chemistry P-Block Elements Worksheet Set C

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Practice Worksheet and Study Resources for Class 11 Chemistry Chapter 11 The p-Block Elements

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

Explore reliable practice questions for Chapter 11 The p-Block Elements tailored for Class 11 Chemistry learners. Use these structured worksheets to evaluate preparedness and strengthen problem-solving skills.

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FAQs

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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 04 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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Yes, we have provided detailed solutions for CBSE Class 11 Chemistry P-Block Elements Worksheet Set 04 to help Class 11 and follow the official CBSE marking scheme.

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Daily practice with these Chemistry worksheets helps in identifying understanding gaps. It also improves question solving speed and ensures that Class 11 students get more marks in CBSE exams.

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