75.
11
(Nej 25
Na²O² is less stable than [Na₂ ] 0². This lesser stability is due to
(A)the very small size of the Na²+ ion
(B)the large size of the O²- ion relative to Na²+
(C) the instability of oxide ions in the presence of 2+ ions W
(D)more energy is required to ionize sodium than would be realized
in the attraction between Na²+ and 0²-
(Ethe statement is false, both materials are stable.
【87 成大】
