Ionic character of the hydrides increases from LiH to CsH, so thermal stability decreases.
83) The alkali metals form salt like hydrides by the direct synthesis at elevated temperature. The thermal stability of these hydrides decrease in which of the following order?
Answer is:
LiH > NaH > KH > RbH > CsH
Explanation:
Related Inorganic Chemistry MCQ with Answers
Answer is:
It is more electro-positive
Explanation:
On moving down the group, electro-positive character increases.