CBSE Class 10 Science Chapter 5 Periodic Classification of Elements Multiple Choice Questions with Answers. MCQ Class 10 Science Periodic Classification of Elements with Answers was Prepared Based on Latest Exam Pattern. Students can solve NCERT Class 10 Science Periodic Classification of Elements MCQs with Answers to know their preparation level.
Multiple Choice Questions - Set - 2
Question 1:
The non-metals are present:
(a) On the right hand side of the periodic table.
(b) In the middle of the periodic table.
(c) In the centre of the periodic table.
(d) On the left hand side of the periodic table.
Correct Answer – (A)
Question 2 :
In Mendeleev’s Periodic Table, gaps were left for the elements to be discovered later. Which of the following elements found a place in the periodic table later ?
(a) Germanium
(b) Chlorine
(c) Oxygen
(d) Silicon
Correct Answer – (A)
Question 3 :
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
Correct Answer – (C)
Question 4 :
An element X belongs to the 3rd period and 1st group of the periodic table. What is the number of valence electrons in its atom?
a) 1
b) 3
c) 6
d) 8
Correct Answer – (A)
Question 5 :
The elements A, B and C belong to group 2, 14 and 16 respectively, of the periodic table. Which of the two elements will form covalent bonds?
a) A and B
b) B and C
c) C and A
d) None of these
Correct Answer – (B)
Question 6 :
Which of the following set of elements is written in order of their increasing metallic character?
(a) Na Li K
(b) C Q N
(c) Mg Al Si
(d) Be Mg Ca
Correct Answer – (D)
Question 7 :
Modern Periodic law is based upon:
(a) Number of neutrons
(b) Number of electron
(c) Atomic number
(d) Atomic mass
Correct Answer – (C)
Question 8 :
An element M is in group 13th of the periodic table, the formula for its oxide is
a) MO
b) M2O3
c) M3O2
d) None of these
Correct Answer – (B)
Question 9 :
Which of the following does not decrease while moving down the group of the periodic table?
a) Atomic radius
b) Metallic character
c) Number of shells in the atom
d) Valence electrons
Correct Answer – (D)
Question 10 :
Which of the following is the atomic number of an element that forms basic oxide?
a) 18
b) 17
c) 19
d) 15
Correct Answer – (C)
- NCERT Solutions Class 10 Science Chapter 1 : Chemical Reactions and Equation
- NCERT Solutions Class 10 Science Chapter 2 : Acids, Bases & Salts
- NCERT Solutions Class 10 Science Chapter 3 : Metals and Non-metals
- NCERT Solutions Class 10 Science Chapter 4 : Carbon And Its Compounds
- NCERT Solutions Class 10 Science Chapter 5 : Periodic Classification of Elements
- NCERT Solutions Class 10 Science Chapter 6 : Life Precesses
- NCERT Solutions Class 10 Science Textbook Download
