The alkali metals form salt like hydrides by the direct synthesis at elevated temperature. The thermal stability of these hydrides decreases in which of the following order ?
see full answer
Your Exam Success, Personally Taken Care Of
1:1 expert mentors customize learning to your strength and weaknesses – so you score higher in school , IIT JEE and NEET entrance exams.
An Intiative by Sri Chaitanya
a
KH > NaH > LiH > CsH > RbH
b
NaH > LiH > KH > RbH < CsH
c
LiH > NaH > KH > RbH > CsH
d
CsH > RbH > KH > NaH > LiH
answer is C.
(Unlock A.I Detailed Solution for FREE)
Best Courses for You
JEE
NEET
Foundation JEE
Foundation NEET
CBSE
Detailed Solution
Hydride is a small anion.It is most stabilized by smaller cation like Li+ ;Thermal stability… LiH > NaH > KH > RbH > CsH ;