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Worksheet for Class 11 Chemistry Chapter 4 Chemical Bonding and Molecular Structure
Class 11 Chemistry students should refer to the following printable worksheet in Pdf for Chapter 4 Chemical Bonding and Molecular Structure in Class 11. This test paper with questions and answers for Class 11 will be very useful for exams and help you to score good marks
Class 11 Chemistry Worksheet for Chapter 4 Chemical Bonding and Molecular Structure
Chemical Bonding and Molecular Structure MCQ Questions with Answers Class 11 Chemistry
Question. Which species does not exhibit paramagnetism?
(1) N 2+
(2) O 2–
(3) CO
(4) NO
Answer (3)
Question. Which one of the following species does not exist under normal conditions?
(1) Li2
(2) Be2-
(3) Be 2
(4) B 2
Answer (3)
Question. The maximum number of 180° angle possible between X-M-X bond for compounds with sp3d2 and sp3 dhybridisation respectively are
(1) 3, 3
(2) 3, 1
(3) 1, 3
(4) 3, 0
Answer (2)
Question. Which of the following molecule stabilizes by removal of electron?
(1) C 2
(2) O 2
(3) N 2
(4) H 2
Answer (2)
Question. In NO 3 – ion number of bond pair and lone pair of electrons on nitrogen atom are
(1) 2, 2
(2) 3, 1
(3) 1, 3
(4) 4, 0
Answer (4)
Question. Which of the following statement is correct?
(1) The hybridisation of Cl in ClF 3 is sp 2
(2) The number of lone pairs and bond pairs in I 3 – are 2 and 2 respectively
(3) The shape of XeF 6 is distorted square bipyramidal
(4) Hybridisation of S is sp 3 in SO 2
Answer (3)
Question. Which of the following is not a correct statement?
(1) Multiple bonds are always shorter than corresponding single bonds
(2) The electron-deficient molecules can act as Lewis acids
(3) The canonical structures have no real existence
(4) Every AB 5 molecules does in fact have square pyramid structure
Answer (4)
Question. A certain diatomic molecule, AB has dipole moment 1.6 D and the internuclear distance is 100 pm. The percentage of electronic charge existing on more electronegative atom is
(1) 33%
(2) 25%
(3) 50%
(4) 10%
Answer (1)
Question. The hybrid orbital having only 20% d character
(1) CCl 4
(2) SF6
(3) SF4
(4) Cl2O
Answer (3)
Question. Which of the following is correct for XeO2F2 and PCl5 ?
(1) Both have same hybridisation and shape
(2) Both have same hybridisation but different geometry
(3) Both have different hybridisation but same shape
(4) Both have same hybridisation but different shape
Answer (4)
Question.Which one of the following has the strongest O – O bond?
(1) O2+
(2) O2
(3) O2–
(4) O2 2–
Answer (1)
Question. Some of the properties of the two species, NO3- and H 3 O+ are described below. Which one of them is correct?
(1) Dissimilar hybridization for the central atom with different structures
(2) Isostructural with same hybridization for the central atom
(3) Isostructural with different hybridization for the central atom
(4) Similar hybridization for the central atom with different structures
Answer (1)
Notes for Class 11 Chemistry Chemical Bonding
Instructions:
1. All questions are compulsory.
2. Please give the explanation for the answer where applicable.
Q1 - What is hydrogen bonding? Name the two types of hydrogen bonding?
Q2 -Find
(i) Formal charge on S in HSO4-
(ii) Formal charge on P in orthophosphoric acid
Q3 - Which of the following bond is most polar?
(i) Cl-F
(ii) Br-F
(iii) I-F
(iv) F-F
Q4 - Which of the following compound will have highest solubility in water CCl4, CHCl3, CS2,C2H5OH.
Q5 - Name the type of hybridisation in each carbon atom of the following compounds —
(i) 1, 2 – butadiene
(ii) Propyne
Q6 - Find the bond order of NO and CO.
Q7 - How is bond order related to the stability of a molecule?
Q8 - What is the maximum number of hydrogen bonds in which a water molecule can participate?
Q9 - Arrange F2, N2, Cl2, O2 in increasing order of bond strengths.
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CBSE Class 11 Chemistry Chapter 4 Chemical Bonding and Molecular Structure Worksheet
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Worksheet for Chemistry CBSE Class 11 Chapter 4 Chemical Bonding and Molecular Structure
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Chapter 4 Chemical Bonding and Molecular Structure worksheet Chemistry CBSE Class 11
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Chapter 4 Chemical Bonding and Molecular Structure CBSE Class 11 Chemistry Worksheet
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Worksheet for CBSE Chemistry Class 11 Chapter 4 Chemical Bonding and Molecular Structure
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