Which of the following alkali metal hydroxides is the strongest base ?

Which of the following alkali metals hydroxides is the most is the basic in nature -

Which of the following alkali-metal hydroxides is the least soluble in water ?

Which of the following hydroxides is the strongest base?

Which of the following hydroxides is the strongest base.

Which of the following hydroxides is not an alkali?

Alkali metals react with water vigorously to form hydroxides and dihydrogen. Which of the following alkali metals reacts with water least vigorously ?

Alkali metals react with water vigorously to form hydroxides and dihydrogen. Which of the following alkali metals reacts with water least vigorously

Alkali metals react with water vigorously to form hydroxides and dihydrogen. Which of the following alkali metals reacts with water least vigorously ?