Question

The position of certain elements in the Periodic Table are shown below.
Using the above table answer the following questions:
(a) Which element will form only covalent compounds?
(b) Which element is a non-metal with valency 2?
(c) Which element is a metal with valency 2?
(d) Out of H, C, F, which has largest atomic size?
(e) Give name of family to which H, C and F belong?

Answer 1

Periodic Table

Explanation:

The image is missing in the question to show the options. Please find the attached picture for the image. The answer is with respect to the attached picture only.

1. Element D will form only covalent bonds as it has 4 valence electrons
2. Element B is a non-metal with valency 2 as it has 6 electrons in its outershell.
3. Element D is a metal with valency 2.
4. Element F has the largest atomic size as atomic size increases from up to down of a Group of elements in the periodic table.
5. Elements H, C and F are noble gases.

Answer 2

Answer:

(a) E ( it has 4 valence electrons )

(b) B

(c) D

(d) F

(e) Noble gases