Periodic Table Quiz - CBSE Class 11 Chemistry

Free practice quiz: Periodic Table (CBSE Class 11 Chemistry). 45 multiple-choice questions with answers and explanations. Play online, no sign-up needed.

Sample questions

1. Which element is found in Group 1 of the periodic table?

   1. Helium
   2. Lithium
   3. Beryllium
   4. Sodium
   Show answer

   Answer: B. Lithium

2. Which element is the most electronegative?

   1. Oxygen
   2. Fluorine
   3. Nitrogen
   4. Chlorine
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   Answer: B. Fluorine

3. What is the electronic configuration of Sodium (Na)?

   1. 1s² 2s² 2p⁶ 3s¹
   2. 1s² 2s² 3s¹
   3. 1s² 2s² 2p⁶
   4. 1s² 2s² 2p⁶ 3s²
   Show answer

   Answer: A. 1s² 2s² 2p⁶ 3s¹

4. Which of the following elements is a noble gas?

   1. Nitrogen
   2. Oxygen
   3. Argon
   4. Hydrogen
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   Answer: C. Argon

5. In the periodic table, elements are arranged by increasing:

   1. Mass number
   2. Atomic weight
   3. Atomic number
   4. Density
   Show answer

   Answer: C. Atomic number

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