Question

Consider the following statements
nents about an element X wit
protons 13.
(A) It forms amphoteric oxide
(B) Its valency is three
(C) The formula of its chloride is XCI.
The correct statements(s) is/are
(a) only (A)
(b) only (B)
(c) (A) and (C)
(a) (A), (B) and (C)
-31/3/2.
P.T.O.​

Answer 1

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Answer 2

The correct statements are statement A and statement B. None of the above options are correct.

• Element with proton number 13 is Aluminium (Al)

• It forms an amphoteric oxide . So, statement A is correct.

• Its valency is 3 . So, statement B is correct.

• The formula of its chloride is AlCl3 . So, statement C is not correct.