From Wikipedia, the free encyclopedia

why only groups 1 and 2?

BeO would seem not to qualify, and La2O3 would seem to deserve mention as it is strongly basic. Double sharp ( talk) 05:19, 7 July 2017 (UTC) reply

From Wikipedia, the free encyclopedia

why only groups 1 and 2?

BeO would seem not to qualify, and La2O3 would seem to deserve mention as it is strongly basic. Double sharp ( talk) 05:19, 7 July 2017 (UTC) reply


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