Question

(i) Electropositive nature of the element(s) increases down the group and decreases across the period
(ii) Electronegativity of the element decreases down the group and increases across the period
(iii) Atomic size increases down the group and decreases across a period (left to right)
(iv) Metallic character increases down the group and decreases across a period.
On the basis of the above trends of the Periodic Table, answer the following about the elements with atomic numbers 3 to 9.

Name the element which shows maximum valency.

• A. Beryllium
• B. Carbon
• C. Nitrogen
• D. Oxygen

Answer 1

The correct option is B

Carbon

Carbon is an element which is denoted as C and its atomic number is 6.

It shows a valency of 4.