CBSE Class 11 Chemistry Classification of Element And Periodicity In Properties Worksheet

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Chapter 3 Classification of Elements and Periodicity in Properties Chemistry Worksheet for Class 11

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Class 11 Chemistry Chapter 3 Classification of Elements and Periodicity in Properties Worksheet Pdf

CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES
 
1. Write the symbol and IUPAC name of the element with atomic number 126.
 
2. Among the elements of the third period, pick out the element with
i. highest first IE
ii. largest atomic radius
iii. most reactive non-metal
iv. most reactive metal
 
3. Which atom in each of the following pairs has greater first IE? Give reasons.
 
a) B or C    b) N or O      c) F or Ne     d) Cl or F     e) K or Ar     f) Kr or Xe
 
4. Arrange the following in increasing order of size by giving reason
 
a) K, K+     b) I+, I , I-      c) Li+, Na+     d) P, As      e) Mg2+, Na+     f) O2-, F-
 
5. Predict the position in the periodic table
 
i) (n-1)d1 ns2 where n=4 ii) (n-1) d2 ns2 where n=5
 
6. If A = 1s2, 2s2, 2p1 B = 1s2, 2s2, 2p6, 3s2, 3p1
C = 1s2, 2s2, 2p6, 3s2, 3p3 D = 1s2, 2s2, 2p6, 3s2, 3p5
E = 1s2, 2s2, 2p6, 3s2, 3p6, 4s2 F = 1s2, 2s2, 2p6, 3s2, 3p6, 4s2, 3d1
 
i) Which is the most metallic?
ii) Which has the highest negative value for electron gain enthalpy?
iii) Which one belongs to the d-block?
iv) Which is a halogen?
v) Which two elements are in the same group?
vi) Which element belongs to the 13th group?
 
7. The first & second ionization enthalpies &electron gain enthalpies of elements A, B, C.&D are as follows

CBSE Class 11 Chemistry Classification of Element And Periodicity In Properties Worksheet 1

Identify the element which is likely to be a
i. most reactive non-metal iii. most reactive metal
ii. a noble gas iv. metal forming binary halide (MX2)
 
8. Explain why?
 
i. Lanthanides and actinides are placed separately in the periodic table
 
ii. IE of Na+ is almost double that of Ne.
 
iii. Third period contains only 8 elements.
 
iv. Cl- is larger than Cl.
 
v. IE2 of Na is greater than IE2 of Mg.
 
vi. IE1 of B is 800kJ/mole while IE1 of Be is 900kJ/mole.
 
vii. ΔegH of F is less negative than that of Cl.
 
viii. IE1 of N is 1402kJ while that of O is 1314kJ.
 
ix. Li & Mg resemble in many of their properties.
 
9. Arrange the following elements S, P, O, N in the increasing order of non-metallic character
 
10. What is the difference between electron gain enthalpy and electro negativity?
 
11. What are isoelectronic species? Name the species that will be isoelectronic with each of the following atoms or ions. (i) F- (ii) Ar (iii) Mg2+ (iv) Rb+
 
12 Explain why cations are smaller than corresponding atoms whereas anions are larger than their parent atoms.
 
13 Define ioinsation enthalpy. What are the various factors due to which the ionization enthalpy of the main group elements tends to increase across a period?
 
14 Write the general characteristics and the outer electronic configuration of the following
i. s block elements iii. f block elements
ii. p block elements iv. d block elements
 
15 What do you mean by screening effect?
 
16 To which group and period will the element with atomic number 111 belong?
 
17 What is the oxidation state and covalency of [Al Br(NH3)5]2+?
 
18 What are representative elements?
 
19 What are i.) d block elements ii.) f block elements?
 
20 With the help of chemical equations explain the nature of sodium oxide and Aluminium oxide.

 

Please click on below link to download CBSE Class 11 Chemistry Classification of Element And Periodicity In Properties Worksheet

Chapter 01 Some Basic Concepts of Chemistry
CBSE Class 11 Chemistry Some Basic Concepts of Chemistry Worksheet Set A
CBSE Class 11 Chemistry Some Basic Concepts of Chemistry Worksheet Set B
CBSE Class 11 Chemistry Some Basic Concepts Worksheet Set A
CBSE Class 11 Chemistry Some Basic Concepts Worksheet Set B
CBSE Class 11 Chemistry Some Basic Concepts Worksheet Set C
CBSE Class 11 Chemistry Some Basic Concepts Worksheet Set D
CBSE Class 11 Chemistry Some Basic Principles And Techniques Worksheet
CBSE Class 11 Mole Concept Percentage Composition Worksheet
CBSE Class 11 Properties of Matter and their Measurement Worksheet A
CBSE Class 11 Stoichiometry and Stoichiometric Calculations Worksheet A
CBSE Class 11 Uncertainty in Measurement Worksheet A
Chapter 02 Structure of Atom
CBSE Class 11 Atomic Models Worksheet A
CBSE Class 11 Bohrs Model of an atom Worksheet A
CBSE Class 11 Chemistry Structure of Atom Worksheet Set A
CBSE Class 11 Chemistry Structure of Atom Worksheet Set A
CBSE Class 11 Chemistry Structure of Atom Worksheet Set B
CBSE Class 11 Chemistry Structure of Atom Worksheet Set B
CBSE Class 11 Chemistry Structure of Atom Worksheet Set C
CBSE Class 11 Chemistry Structure of Atom Worksheet Set C
CBSE Class 11 Chemistry Structure of Atom Worksheet Set D
CBSE Class 11 Discovery of Sub Atomic Particles Worksheet A
CBSE Class 11 Orbitals and Quantum Numbers Worksheet A
CBSE Class 11 Quantum Mechanical Model of the Atom Worksheet A
Chapter 03 Classification of Elements and Periodicity in Properties
CBSE Class 11 Chemical Properties of Element Worksheet A
CBSE Class 11 Chemistry Classification of Element And Periodicity In Properties Worksheet
CBSE Class 11 Chemistry Classification of Elements and Periodicity in Properties Worksheet Set A
CBSE Class 11 Chemistry Classification of Elements and Periodicity in Properties Worksheet Set B
CBSE Class 11 Chemistry Periodic Classification Worksheet
CBSE Class 11 Genesis of Periodic Classification Worksheet A
CBSE Class 11 Modern Periodic law and Nomenclature Worksheet A
CBSE Class 11 Trends in Physical Properties of Elements Worksheet A
Chapter 04 Chemical Bonding and Molecular Structure
CBSE Class 11 Chemical Bonding Kossel Lewis approach Worksheet A
CBSE Class 11 Chemical Bonding and Molecular Structure Worksheet A
CBSE Class 11 Chemistry Chemical Bonding and Molecular Structure Worksheet Set A
CBSE Class 11 Chemistry Chemical Bonding And Molecular Structure Worksheet Set A
CBSE Class 11 Chemistry Chemical Bonding and Molecular Structure Worksheet Set B
CBSE Class 11 Chemistry Chemical Bonding And Molecular Structure Worksheet Set B
CBSE Class 11 Chemistry Chemical Bonding and Molecular Structure Worksheet Set C
CBSE Class 11 Chemistry Chemical Bonding And Molecular Structure Worksheet Set C
CBSE Class 11 Hybridisation Worksheet A
CBSE Class 11 Ionic Bonding Worksheet A
CBSE Class 11 Molecular Orbital Theory Worksheet A
Chapter 05 States of Matter
CBSE Class 11 Behaviour of Real Gases Worksheet A
CBSE Class 11 Chemistry States of Matter Worksheet Set A
CBSE Class 11 Chemistry States of Matter Worksheet Set A
CBSE Class 11 Chemistry States of Matter Worksheet Set B
CBSE Class 11 Ideal Gas equation Worksheet A
CBSE Class 11 Intermolecular forces Worksheet A
CBSE Class 11 Liquid state Worksheet A
CBSE Class 11 Matter and its Classification Worksheet A
CBSE Class 11 The Gaseous State and The Gas Laws Worksheet A
Chapter 06 Thermodynamics
CBSE Class 11 Application of Thermodynamic state Functions Worksheet A
CBSE Class 11 Chemistry Thermodynamics Worksheet Set A
CBSE Class 11 Chemistry Thermodynamics Worksheet Set B
CBSE Class 11 Chemistry Thermodynamics Worksheet Set B
CBSE Class 11 Chemistry Thermodynamics Worksheet Set C
CBSE Class 11 Chemistry Thermodynamics Worksheet Set D
CBSE Class 11 Enthalpy Change of a Reaction Worksheet A
CBSE Class 11 Spontaneity Worksheet A
CBSE Class 11 Thermodynamic Terms Worksheet A
Chapter 07 Equilibrium
CBSE Class 11 Applications of Equilibrium constants Worksheet A
CBSE Class 11 Buffer solution and solubility Product Worksheet A
CBSE Class 11 Chemistry Equilibrium Worksheet Set A
CBSE Class 11 Chemistry Equilibrium Worksheet Set A
CBSE Class 11 Chemistry Equilibrium Worksheet Set B
CBSE Class 11 Chemistry Equilibrium Worksheet Set B
CBSE Class 11 Chemistry Equilibrium Worksheet Set C
CBSE Class 11 Equilibrium in Chemical processes Worksheet A
CBSE Class 11 Equilibrium in physical processes Worksheet A
CBSE Class 11 Factors Affecting Equilibria Worksheet A
CBSE Class 11 Ionic Equilibrium In solution Worksheet A
CBSE Class 11 Ionization of Acids and Bases Worksheet A
Chapter 08 Redox Reactions
CBSE Class 11 Balancing of Redox Reactions Worksheet A
CBSE Class 11 Chemistry Redox Reaction Worksheet Set A
CBSE Class 11 Chemistry Redox Reactions Worksheet Set A
CBSE Class 11 Chemistry Redox Reactions Worksheet Set B
CBSE Class 11 Oxidation and Reduction Reactions Worksheet A
CBSE Class 11 Redox Reactions and Electrode Processes Worksheet A
CBSE Class 11 Redox Reactions in terms of Electron Transfer reactions Worksheet A
CBSE Class 11 Types of Redox Reduction Worksheet A
Chapter 09 Hydrogen
CBSE Class 11 Chemistry Hydrogen Worksheet Set A
CBSE Class 11 Chemistry Hydrogen Worksheet Set A
CBSE Class 11 Chemistry Hydrogen Worksheet Set B
CBSE Class 11 Chemistry Hydrogen Worksheet Set B
CBSE Class 11 Hydrides Worksheet A
CBSE Class 11 Hydrogen Peroxide Worksheet A
CBSE Class 11 Properties of Dihydrogen Worksheet A
CBSE Class 11 Properties and Preparation of Hydrogen Worksheet A
CBSE Class 11 Water Worksheet A
Chapter 10 The s-Block Elements
CBSE Class 11 Chemistry S-Block Elements Worksheet Set A
CBSE Class 11 Chemistry S-Block Elements Worksheet Set B
CBSE Class 11 Chemistry The s-Block Elements Worksheet Set A
CBSE Class 11 Chemistry The s-Block Elements Worksheet Set B
CBSE Class 11 General Characteristics of Compounds of the Alkaline Earth Metals Worksheet A
CBSE Class 11 General Characteristics of the Compounds of the alkali metals Worksheet A
CBSE Class 11 Group 1 Elements Alkali Metals Worksheet A
CBSE Class 11 Group 2 Alkaline Earth Metals Worksheet A
CBSE Class 11 Important Compounds of Calcium Worksheet A
CBSE Class 11 Some Important compounds of sodium Worksheet A
Chapter 11 The p-Block Elements
CBSE Class 11 Chemistry P-Block Elements Worksheet Set A
CBSE Class 11 Chemistry P-Block Elements Worksheet Set B
CBSE Class 11 Chemistry P-Block Elements Worksheet Set C
CBSE Class 11 Chemistry P-Block Elements Worksheet Set C
CBSE Class 11 Chemistry The p-Block Elements Worksheet Set A
CBSE Class 11 General Characteristics of p-block elements Worksheet A
CBSE Class 11 Group 13 Elements The Boron Tamely Worksheet A
CBSE Class 11 Group 14 Elements The Carbon family Worksheet A
CBSE Class 11 Important Compounds of Carbon and Silicon Worksheet A
CBSE Class 11 Important trends and Anomalous Behaviour of Carbon Worksheet A
Chapter 12 Organic Chemistry – Some Basic Principles & Techniques
CBSE Class 11 Chemistry Organic Chemistry Worksheet
CBSE Class 11 Chemistry Organic Chemistry Worksheet Set A
CBSE Class 11 Chemistry Organic Chemistry Worksheet Set B
CBSE Class 11 Chemistry Organic Chemistry Worksheet Set C
CBSE Class 11 Classification of Organic Compounds Worksheet A
CBSE Class 11 Fundamental Concepts in Organic Reaction Mechanism Worksheet A
CBSE Class 11 Methods of Purification of Organic Compounds Worksheet A
CBSE Class 11 Nomenclature of Organic Compounds and Isomerism Worksheet A
CBSE Class 11 Qualitative Analysis of Organic Compounds Worksheet A
CBSE Class 11 Tetra valence of Carbon Worksheet A
Chapter 13 Hydrocarbons
CBSE Class 11 Alkenes Structure and Isomerism Worksheet A
CBSE Class 11 Alkynes Worksheet A
CBSE Class 11 Aromatic Hydrocarbon Worksheet A
CBSE Class 11 Chemical and Physical Properties of Alkanes Worksheet A
CBSE Class 11 Chemistry Hydrocarbons Worksheet Set A
CBSE Class 11 Chemistry Hydrocarbons Worksheet Set A
CBSE Class 11 Chemistry Hydrocarbons Worksheet Set B
CBSE Class 11 Chemistry Hydrocarbons Worksheet Set B
CBSE Class 11 Classification of Hydrocarbons Alkanes Worksheet A
CBSE Class 11 Preparation of Alkanes Worksheet A
CBSE Class 11 Preparation of Alkenes Worksheet A
CBSE Class 11 Preparation of Alkynes Worksheet A
CBSE Class 11 Properties of Alkenes Worksheet A
CBSE Class 11 Properties of Alkynes Worksheet A
Chapter 14 Environmental Chemistry
CBSE Class 11 Atmospheric Pollution Worksheet A
CBSE Class 11 Chemistry Environmental Chemistry Worksheet
CBSE Class 11 Chemistry Environmental Chemistry Worksheet Set A
CBSE Class 11 Chemistry Environmental Chemistry Worksheet Set B
CBSE Class 11 Chemistry Environmental Worksheet
CBSE Class 11 Water and Soil Pollution Worksheet A
z More Worksheets for Class 11 Chemistry
CBSE Class 11 Acid Rain and Photochemical Smog Worksheet A
CBSE Class 11 Bond Order Resonance structure and Polarity of bonds Worksheet A
CBSE Class 11 Chemistry Analysis of Inorganic Salt Worksheet
CBSE Class 11 Chemistry Determination of PH Worksheet
CBSE Class 11 Chemistry Project Worksheet
CBSE Class 11 Chemistry Worksheet Set A Solved
CBSE Class 11 Chemistry Worksheet Set B Solved
CBSE Class 11 Chemistry Worksheet Set C Solved
CBSE Class 11 Chemistry Worksheet Set D Solved
CBSE Class 11 Chemistry Worksheet Set E Solved
CBSE Class 11 Chemistry Worksheet Set F Solved
CBSE Class 11 Chemistry Worksheet Set G Solved
CBSE Class 11 Chemistry Worksheet Set H Solved
CBSE Class 11 Chemistry Worksheet Set I Solved
CBSE Class 11 Global Warming and Greenhouse Effect Worksheet A
CBSE Class 11 Heat Capacity Worksheet A
CBSE Class 11 Miscellaneous Questions Worksheet A
CBSE Class 11 Photoelectric Effect Worksheet A
CBSE Class 11 Preparation of Benzene Worksheet A
CBSE Class 11 Properties of Benzene Worksheet A
CBSE Class 11 Resonance structure and Resonance effect Worksheet A
CBSE Class 11 Sigma and pi bond Worksheet A

Chapter 3 Classification of Elements and Periodicity in Properties CBSE Class 11 Chemistry Worksheet

The above practice worksheet for Chapter 3 Classification of Elements and Periodicity in Properties has been designed as per the current syllabus for Class 11 Chemistry released by CBSE. Students studying in Class 11 can easily download in Pdf format and practice the questions and answers given in the above practice worksheet for Class 11 Chemistry on a daily basis. All the latest practice worksheets with solutions have been developed for Chemistry by referring to the most important and regularly asked topics that the students should learn and practice to get better scores in their examinations. Studiestoday is the best portal for Printable Worksheets for Class 11 Chemistry students to get all the latest study material free of cost. Teachers of studiestoday have referred to the NCERT book for Class 11 Chemistry to develop the Chemistry Class 11 worksheet. After solving the questions given in the practice sheet which have been developed as per the latest course books also refer to the NCERT solutions for Class 11 Chemistry designed by our teachers. After solving these you should also refer to Class 11 Chemistry MCQ Test for the same chapter. We have also provided a lot of other Worksheets for Class 11 Chemistry which you can use to further make yourself better in Chemistry.

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