Which of the fallowing molecules has three-fold axis of symmetry

A
${NH}_{3}$
B
$C_{2} H_{4}$
C
${CO}_{2}$
D
${SO}_{2}$

Solution:

In ${NH}_{3}$ molecule, the original appearance is repeated as a result of rotation through 120⁰ Such as axis is said to be an axis of three-fold symmetry or a triad axis.

Related content

Appreciation Words

Wave Optics Mind Map

Alternating Current Mind Map for Class 12, JEE & NEET

Paramedical Courses After Class 10

Top Courses After 12th Science with PCM, PCB and PCMB

Subject Change Application in School and College

CBSE Class 10 Result 2024: Is the Release Date Early? Check Expected Schedule

Mizoram NEET Merit List 2023

Government Jobs After 12th Arts Stream

Chhattisgarh NEET UG Merit List 2023