Question

......... is a basic oxide.
(a) co, (b) K20 (c) SO, (d) ALO,​

Answer 1

Answer:

Potassium Oxide.

Metal oxides are always basic.

K20

Answer 2

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◼..?.?..?... is a basic oxide.

(a)Co

(b) K2O✔

(C)SO

(d)ALO

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$</p><p>\huge \green{K2O}$

Potassium oxide

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