NEET Chemistry The s-Block Elements Questions Solved

Which of the following is strongest base –

(A) $Al{\left(OH\right)}_{3}$

(B) $Mg{\left(OH\right)}_{2}$

(C) $Ca{\left(OH\right)}_{2}$

(D) $Ba{\left(OH\right)}_{2}$

(D). The basic nature of hydroxides increases from $Be{\left(OH\right)}_{2}$ to $Ba{\left(OH\right)}_{2}$ . Hydroxides of Be and Mg are amphoteric. $Al{\left(OH\right)}_{3}$ is also amphoteric.

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