Arrange the following in decreasing order of their bond length: $HF, HCl, HBr, HI$. Provide the reason.

Vedclass pdf generator app on play store
Vedclass iOS app on app store
(A) The decreasing order of bond length is: $HI > HBr > HCl > HF$.
Reason: As the size of the halogen atom increases from $F$ to $I$,the bond length increases. Therefore,$HI$ has the longest bond length and $HF$ has the shortest bond length.

Explore More

Similar Questions

Which of the following pairs are isostructural?

Difficult
View Solution

Calculate the formal charge on the $C$ atom in the thiocyanate ion $(SCN^-)$ as shown in the structure.

Among the following,the bond angle is minimum between:

The number of sigma $(\sigma)$ and pi $(\pi)$ bonds in peroxodisulphuric acid are, respectively:

For the following species,determine whether the octet rule is obeyed or not obeyed. Provide the reason for each:
$(1) BeF_4^{2-}$
$(2) BF_3$
$(3) CO_2$
$(4) NO$
$(5) NH_3$

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial
For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free
For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo