Published by:
CGP EDU Academic Team
Published on: August 12, 2026
Identify the correct statements from the following :
A
Heisenberg uncertainty principle is applicable to electron.
, , ,
, , ,
B
The size of 
orbital is less than the size of 
orbital.
and and ,
orbital is less than the size of orbital. and and ,
C
The energy of 2s orbital of H atom is equal to the energy of 2s orbital of Li.
only
, and and
only
, and and
D
The electronic configuration of Cr is 
Choose the correct answer from the options given below:
only
only
only
Choose the correct answer from the options given below: only
only
only
Text Solution
Verified by ExpertsThe correct answer is:
B
Heisenberg uncertainty principle is applicable to all the moving microscopic particles.
has less value of 
thus has lesser size than 
.
Correct statement are A, B and D.
──────────────────────────────────────────────────────────────────────────────────────────
Prepare Smarter with CGP Edu
Get practice questions, solutions, and test series in one place.
Write a Review
Share your experience with this question and solution.
Commentary
Send your comment, doubt, correction, or feedback to admin.
Similar Questions
Explore conceptually related problems
In a Vernier calipers, when both jaws touch each other, zero of the Vernier scale is shifted to the…
L, C and R represents physical quantities inductance, capacitance and resistance respectively. The …
When one moves from a point 16 km below the earth's surface to a point 16 km above the earth's surf…
Three masses and are suspended from a fixed smooth frictionless pully as shown in the figure belo…
A wedge Y with mass of 10 kg and all frictionless surfaces and the inclined surface making with ho…
The Young's modulus of steel wire of radius and length L is Y . If the radius r and length L of th…