wiz-icon
MyQuestionIcon
MyQuestionIcon
1
You visited us 1 times! Enjoying our articles? Unlock Full Access!
Byju's Answer
Standard IX
Chemistry
Valency to Chemical Formula
The question ...
Question

The question refers to the elements of the periodic table with atomic numbers from 3 to 18. Some of the elements are shown by letters, but letters are not the usual symbols of the elements.
Which of these :
(e) have least ionization energy?

345678910ABCDEFGH1112131415161718IJKLMNOP

Open in App
Solution

Element I with atomic number 11 represent sodium element. Sodium has a large size, so it readily loses its valence electron.

Therefore, element I has the least ionization energy.

flag
Suggest Corrections
thumbs-up
2
similar_icon
Similar questions
Q. The following diagram shows a part of the periodic table in which the elements are arranged according to their atomic numbers. (The letters given here are not the chemical symbols of the elements):
a
3		 b
4		 c
5		 d
6		 e
7		 f
8		 g
9		 h
10
i
11		 j
12		 k
13		 l
14		 m
15		 n
16		 o
17		 p
18
(i) Which element has a bigger atom, a or f?
(ii) Which element has a higher valency, k or o?
(iii) Which element is more metallic, i or k?
(iv) Which element is more non-metallic, d or g?
(v) Select a letter which represents a non-metal of valency 2.
(vi) Select a letter which represents a noble gas.
Q. The question refers to the elements of the periodic table with atomic numbers from 3 to 18. Some of the elements are shown by letters, but letters are not the usual symbols of the elements.
Which of these :
(f) have the least atomic size in period 3 ?

345678910ABCDEFGH1112131415161718IJKLMNOP
Q. The question refers to the elements of the periodic table with atomic numbers from 3 to 18. Some of the elements are shown by letters, but letters are not the usual symbols of the elements.
Which of these :
(d) is an element with valency 4 ?

345678910ABCDEFGH1112131415161718IJKLMNOP
Q. This question refers to the elements of the periodic table with atomic numbers from 3 to 18. Some of the elements are shown by letters, but letters are not the usual symbols of the elements.

Which of these:
(a) are most electronegative element?

345678910ABCDEFGH1112131415161718IJKLMNOP
Q. The question refers to the elements of the periodic table with atomic numbers from 3 to 18. Some of the elements are shown by letters, but letters are not the usual symbols of the elements.

Which of these :
(c) is an alkali metal ?

345678910ABCDEFGH1112131415161718IJKLMNOP
View More
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Valency to Chemical Formula_tackle
CHEMISTRY
Watch in App
explore_more_icon
Explore more
Valency to Chemical Formula
Standard IX Chemistry
Join BYJU'S Learning Program
book_image
AI Tutor
book_image
Textbooks
book_image
Question Papers
book_image
Install app
CrossIcon