The sBlock Elements - Result Question 24

####25. Which of the following is an amphoteric hydroxide?

(a) $Sr(OH)_2$

(b) $Ca(OH)_2$

(c) $Mg(OH)_2$

(d) $Be(OH)_2$

[2019]

Show Answer

Solution:

  1. (d) Amphoteric hydroxide means it can react with both acid and base.

$Be(OH)_2+2 HCl \longrightarrow BeCl_2+2 H_2 O$

$Be(OH)_2+2 NaOH \longrightarrow Na_2[Be(OH)_4]$



NCERT Chapter Video Solution

Dual Pane