Question 5 - MCQs from (Past Year Papers & NCERT Exemplar) - Chapter 5 Class 10 - Periodic Classification of Elements

An element ‘X’ is forming an acidic oxide. Its position in modern periodic table will be:

(a) Group 1 and Period 3

(b) Group 2 and Period 3

(c) Group 13 and Period 3

(d) Group 16 and Period 3

Answer

Acidic oxides are formed by non metals.

Non-metals are the elements which gain electrons in order to become stable . 

Checking the options:

• (a),(b) and (c) are metals.
• (d) is non-metal.

Therefore, the correct option is (d) Group 16, Period 3