Which of the following statements are correct ? (A) Both LiCl and MgCl are soluble in ethanol. (B) The oxides Li O and MgO combine with excess of oxygen to give superoxide. (C) LiF is less soluble in

Question

Which of the following statements are correct ? (A) Both LiCl and MgCl are soluble in ethanol. (B) The oxides Li O and MgO combine with excess of oxygen to give superoxide. (C) LiF is less soluble in water than other alkali metal fluorides. (D) Li O is more soluble in water than other alkali metal oxides. Choose the most appropriate answer from the options given below : 2 2 2 2 2

(A) (A) and (C) only
(B) (A), (C) and (D) only
(C) (B) and (C) only
(D) (A) and (D) only

Prashant Kotian · Accepted Answer

Correct answer: B) (A), (C) AND (D) ONLY. (A) Both LiCl and MgCl are soluble in ethanol. (B) Li and Mg do not form superoxide. (C) LiF has high lattice energy. Hene, it is less soluble in water than other alkali metal fluorides. (D) Li O is least soluble in water than other alkali metal oxides.

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