Class 11

3. Classification of elements and periodicity in properties question bank (Chemistry)

Practice 2,168 free Class 11 Chemistry - 3. Classification of elements and periodicity in properties questions with answers and step-by-step solutions.

Q1.

In the general electronic configuration  
(n−2)f¹â»¹â´ (n−1)d⁰⁻¹ ns²,  
if value of n = 7, the configuration will be of:

(A)
Lanthanides
(B)
Actinides
(C)
Transition elements
(D)
None
Show answer & solution
Verified Answer & Solution Locked
Sign in to your free student account to reveal verified answers, instant hints, and detailed explanations.
Sign in to view
Q2.

Which of the following statements is wrong:

(A)
Van der Waal’s radius of iodine is more than its covalent radius
(B)
All isoelectronic ions belong to same period of the periodic table
(C)
IE₁ of N is higher than that of O while IE₂ of O is higher than that of N
(D)
The electron affinity of N is less than that of P
Show answer & solution
Verified Answer & Solution Locked
Sign in to your free student account to reveal verified answers, instant hints, and detailed explanations.
Sign in to view
Protected Questions

Unlock All 415 Questions in 3. Classification of elements and periodicity in properties

Log in or sign up free to access every question with complete solutions, create chapter practice tests, and track your performance.

Sign up free to access all 415 questions

Unlock every 3. Classification of elements and periodicity in properties question, generate papers, and practice at your own pace.