Browse by Stream
QnA
Home
QnA
Go To Your Study Dashboard

Get Answers to all your Questions

header-bg qa
  • Home
  • School
  • Three elements X, Y and Z have atomic numbers 7, 8 and 9 respectively. (a) Arrange them in the decreasing order of their atomic radii. (b) Which of the three is most electronegative ? Why ? (c) Write the formula of compound formed

Three elements X, Y and Z have atomic numbers 7, 8 and 9 respectively.
(a) Arrange them in the decreasing order of their atomic radii.
(b) Which of the three is most electronegative ? Why ?
(c) Write the formula of compound formed between
        (i) X and Y
       (ii) X and Z

 

 

 

 
 
 
 
 

Answers (1)

Three elements X, Y and Z have atomic numbers 7, 8 and 9 respectively.
(a) Decreasing order of their atomic radii is X > Y > Z

(b) Z is most electronegative because it needs only one electron to attain stable configuration. 


(c) Formula of compound formed between
        (i) X and Y is X2Y3

       (ii) X and Z is XZ3

Posted by

Safeer PP

View full answer

Similar Questions

Trending Articles/News

anam-khan

CBSE Result 2025: DigiLocker access code out; schools to download for Class 10, 12 students
anam-khan

CBSE Class 10, 12 result process revised; answer book photocopy now comes before re-evaluation
anam-khan

CBSE Class 10 result 2025 not expected this week, 'confirms' Board amid ruckus over result date

Latest Question