Question

From a study of properties of neighbouring elements, the properties of an unknown
element can be predicted - Justify with an example,​

Answer 1

Answer:

Many properties of an element from position of element in periodic table some properties.

(i) Acidic or basic nature of oxide

(ii) Oxidationstate

(iii) Formula of oxide

(iv) Metallic or non-metallic oxide.

But it cannot tell number of isotopes it has.

Ans :- C

Answer 2

Answer:

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