EASY
11th Telangana Board
IMPORTANT
Earn 100

Write the correct increasing order of chemical reactivity in terms of oxidizing property for N, O, F and Cl.

Important Questions on Classification of Elements and Periodicity in Properties

EASY
11th Telangana Board
IMPORTANT
Intermediate First Year Chemistry>Chapter 2 - Classification of Elements and Periodicity in Properties>QUESTIONS>Q 25
What is electronegativity? How is this useful in understanding the nature of elements?
EASY
11th Telangana Board
IMPORTANT
Intermediate First Year Chemistry>Chapter 2 - Classification of Elements and Periodicity in Properties>QUESTIONS>Q 26
What is screening effect? How is it related to IE?
EASY
11th Telangana Board
IMPORTANT
Intermediate First Year Chemistry>Chapter 2 - Classification of Elements and Periodicity in Properties>QUESTIONS>Q 27
How are electronegativity and metallic & non-metallic characters related?
EASY
11th Telangana Board
IMPORTANT
Intermediate First Year Chemistry>Chapter 2 - Classification of Elements and Periodicity in Properties>QUESTIONS>Q 28
What is the valency possible to Arsenic with respect to Oxygen and Hydrogen?
EASY
11th Telangana Board
IMPORTANT
Intermediate First Year Chemistry>Chapter 2 - Classification of Elements and Periodicity in Properties>QUESTIONS>Q 29
What is an amphoteric oxide? Give the formula an amphoteric oxide formed by an element of group-13.
EASY
11th Telangana Board
IMPORTANT
Intermediate First Year Chemistry>Chapter 2 - Classification of Elements and Periodicity in Properties>QUESTIONS>Q 30

Name the most electronegative element. Is it also having the highest electron gain enthalpy? Why or Why not?

EASY
11th Telangana Board
IMPORTANT
Intermediate First Year Chemistry>Chapter 2 - Classification of Elements and Periodicity in Properties>QUESTIONS>Q 31
What is diagonal relation? Give one pair of elements, that have this relation.
MEDIUM
11th Telangana Board
IMPORTANT
Intermediate First Year Chemistry>Chapter 2 - Classification of Elements and Periodicity in Properties>QUESTIONS>Q 32
How does the nature of oxides vary in the third period?