1.

Consider the following statements about an element .X. with number of protons 13. (A) It forms amphoteric oxide.(B) Its valency is three. (C ) The formula of its chloride is XCl_(3). The correct statements(s) is/are

Answer»

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

Solution :All the statements are CORRECT. The element is Al. It forms AMPHOTERIC OXIDE `Al_(2)O_(3)`, its valency is three and the formula of its chloride is `AlCl_(3)`.


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