Which of the following hydrides is the least | vedclass

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(B) The stability of hydrides of group $14$ elements decreases down the group as the bond dissociation energy decreases due to the increase in atomic

Vedclass · Accepted Answer

Plumbane $(PbH_4)$

Vedclass · Answer

(B) The stability of hydrides of group $14$ elements decreases down the group as the bond dissociation energy decreases due to the increase in atomic size and decrease in the strength of the $M-H$ bond.Among the given options,$PbH_4$ (Plumbane) is the hydride of the element at the bottom of group $14$.Therefore,$PbH_4$ is the least stable hydride.

Which of the following hydrides is the least stable?

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