Amphoteric hydroxides react with both alkalies and acids. Which of the following Group 2 metal hydroxides is soluble in sodium hydroxide?
Amphoteric hydroxides react with both alkalies and acids. Which of the following Group 2 metal hydroxides is soluble in sodium hydroxide?
(i) Be(OH)2
(ii) Mg(OH)2
(iii) Ca(OH)2
(iv) Ba(OH)2
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(i) Be(OH)2
Be(OH)2 reacts with NaOH to give beryllate ion, becoming soluble in it. Be(OH)2 + 20H- → [Be(OH)4]2
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