NCERT Class 10 Science Periodic Classification of Elements Questions

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NCERT Book for Class 10 Science Chapter 5 Periodic Classification of Elements

Class 10 Science students should refer to the following NCERT Book Chapter 5 Periodic Classification of Elements in Class 10. This NCERT Book for Class 10 Science will be very useful for exams and help you to score good marks

Chapter 5 Periodic Classification of Elements NCERT Book Class 10

Periodic Classification of Elements

Multiple Choice Questions

1. Upto which element, the Law of Octaves was found to be applicable

(a) Oxygen

(b) Calcium

(c) Cobalt

(d) Potassium

2. According to Mendele′ev's Periodic Law, the elements were arranged in the periodic table in the order of

(a) increasing atomic number

(b) decreasing atomic number

(c) increasing atomic masses

(d) decreasing atomic masses

3. In Mendele′ev ’s Periodic Table, gaps were left for the elements to be discovered later. Which of the following elements found a place in the perioidc table later

(a) Germanium

(b) Chlorine

(c) Oxygen

(d) Silicon

4. Which of the following statement (s) about the Modern Periodic Table are incorrect

(i) The elements in the Modern Periodic Table are arranged on the basis of their decreasing atomic number

(ii) The elements in the Modern Periodic Table are arranged on the basis of their increasing atomic masses

(iii) Isotopes are placed in adjoining group (s) in the Periodic Table

(iv) The elements in the Modern Periodic Table are arranged on the basis of their increasing atomic number

(a) (i) only (b) (i), (ii) and (iii)

(c) (i), (ii) and (iv) (d) (iv) only

5. Which of the following statements about the Modern Periodic Table is correct:

(a) It has 18 horizontal rows known as Periods

(b) It has 7 vertical columns known as Periods

(c) It has 18 vertical columns known as Groups

(d) It has 7 horizontal rows known as Groups

6. Which of the given elements A, B, C, D and E with atomic number 2, 3, 7, 10 and 30 respectively belong to the same period?

(a) A, B, C

(b) B, C, D

(c) A, D, E

(d) B, D, E

7. The elements A, B, C, D and E have atomic number 9, 11, 17, 12 and 13 respectively. Which pair of elements belong to the same group?

(a) A and B

(b) B and D

(c) A and C

(d) D and E

8. Where would you locate the element with electronic configuration 2,8 in the Modern Periodic Table?

(a) Group 8

(b) Group 2

(c) Group 18

(d) Group 10

9. An element which is an essential constituent of all organic compounds belongs to

(a) group 1

(b) group 14

(c) group 15

(d) group 16

10. Which of the following is the outermost shell for elements of period 2?

(a) K shell

(b) L shell

(c) M shell

(d) N shell

11. Which one of the following elements exhibit maximum number of valence electrons?

(a) Na

(b) Al

(c) Si

(d) P

12. Which of the following gives the correct increasing order of the atomic radii of O, F and N ?

(a) O, F, N

(b) N, F, O

(c) O, N, F

(d) F, O, N

13. Which among the following elements has the largest atomic radii?

(a) Na

(b) Mg

(c) K

(d) Ca

14. Which of the following elements would lose an electron easily?

(a) Mg

(b) Na

(c) K

(d) Ca

15. Which of the following elements does not lose an electron easily?

(a) Na

(b) F

(c) Mg

(d) Al

16. Which of the following are the characteristics of isotopes of an element?

(i) Isotopes of an element have same atomic masses

(ii) Isotopes of an element have same atomic number

(iii) Isotopes of an element show same physical properties

(iv) Isotopes of an element show same chemical properties

(a) (i), (iii) and (iv) (b) (ii), (iii) and (iv)

(c) (ii) and (iii) (d) (ii) and (iv)


Please refer to attached file for NCERT Class 10 Science Periodic Classification of Elements Questions

Science NCERT Book Class 10 Chapter 5 Periodic Classification of Elements

The above NCERT Books for Class 10 Science Chapter 5 Periodic Classification of Elements have been published by NCERT for latest academic session. The textbook by NCERT for Chapter 5 Periodic Classification of Elements Science Class 10 is being used by various schools and almost all education boards in India. Teachers have always recommended students to refer to Chapter 5 Periodic Classification of Elements NCERT etextbooks as the exams for Class 10 Science are always asked as per the syllabus defined in these ebooks. These Class 10 Chapter 5 Periodic Classification of Elements book for Science also includes collection of question. We have also provided NCERT solutions for Class 10 Science which have been developed by teachers of StudiesToday.com after thorough review of the latest book and based on pattern of questions in upcoming exams for Class 10 students.

NCERT Book Class 10 Science Chapter 5 Periodic Classification of Elements

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