An element A forms an oxide of Al2O3.
(a) What is the valency of element A?
(b) What will be the formula of chloride of A?
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Answer:
(a)Valency = 3
(b) ACl₃
Explanation:
(a) We know oxide of element A is A₂O₃.
Therefore, Valency of A = 3.
(b) Valency of A = 3
Valency of Cl = 1
Formula of its chloride is ACl₃.
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