Question
Question: Which of the following is the strongest base ?...
Which of the following is the strongest base ?
A
Ca(OH)2
B
Sr(OH)2
C
Ba(OH)2
D
Mg(OH)2
Answer
Ba(OH)2
Explanation
Solution
Basic nature of hydroxides increases down the group. The strength of a base depends on ionisation of the hydroxide which depends on polarity of bond and internuclear distance between the oxygen of the hydroxide and metal atom