Metals form basic hydroxides. Which of the following metal hydroxide is the least basic?
(i) Mg(OH)2
(ii) Ca(OH)2
(iii) Sr(OH)2
(iv) Ba(OH)2
Metals form basic hydroxides. Which of the following metal hydroxide is the least basic?
(i) Mg(OH)2
(ii) Ca(OH)2
(iii) Sr(OH)2
(iv) Ba(OH)2
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1 Answer
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This is a multiple choice type question as classified in NCERT Exemplar
Correct option (i)
As the size of the metal increases, the basic character of the hydroxide increases down the group. The solubility of hydroxide increases, and hydroxide of Be and Mg is almost insoluble.
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