BITSAT 2013 Paper

Section: Chemistry

Question : 54 of 150

Marks: +1, -0

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 orders ?

CsH > RbH > KH > NaH > LiH
KH > NaH > LiH > CsH > RbH
NaH > LiH > KH > RbH > CsH
LiH > NaH > KH > RbH > CsH

Validate

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