wiz-icon
MyQuestionIcon
MyQuestionIcon
1
You visited us 1 times! Enjoying our articles? Unlock Full Access!
Question

The van der Waals’ constant ‘b’ of helium is 24 mL mol1. Find the molecular diameter of helium.

A
1.335×1010 cm
No worries! We‘ve got your back. Try BYJU‘S free classes today!
B
1.335×108 cm
No worries! We‘ve got your back. Try BYJU‘S free classes today!
C
2.670×108 cm
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
D
4.340×108 cm
No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution

The correct option is C 2.670×108 cm
b=4NA×43πr3
r=(3b16πNA)13=(3×2416π×6×1023)13cm
r=1.33×108cm
diameter=2r=2.67×108cm

flag
Suggest Corrections
thumbs-up
0
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Equations Redefined
CHEMISTRY
Watch in App
Join BYJU'S Learning Program
CrossIcon