Question

parts (a) to (e) refer to changes in the properties of elements on moving from left to right across a period of the periodic table.For each property choose the correct answer.

(a)The non-metallic character of the same elements :
(i)Decreases (ii)increases
(iii)remains the same (iv)depends on the period

(b)The electronegativity :
(i)depends upon the number of valence electron.
(ii)remain the same
(iii)decreases
(iv)increases.

(c)The ionisation potential :
(i)goes up and down (ii)decreases
(iii)increases (iv)remains the same

(d)The atomic size :
(i)decreases (ii)increases
(iii)remains the same (sometimes increase and sometimes decreases

(e)The electron affinity of the elements in groups 1 to 17 :
(i)goes up and down (ii)decreases and then increases (iii)increases
(iv)decreases.
Please help me regarding the answers.

Answer 1

(a) Increases

(b) Increases

(c) Increases

(d) Decreases

(e) Increases

Answer 2

Answer:

1. (2) increases
2. (4)increases
3. (3)increases
4. (1)decreases
5. (3)increases