In a period electronegativity from left to right_________________?

Related Mcqs:

1. Which of the halogen has highest electronegativity ?

   A. Fluorine
   B. Chlorine
   C. Bromine
   D. Iodine

2. The Electronegativity of Hydrogen is _____.

   A. 2.8
   B. 2.2
   C. 3.1
   D. 1.8

   Submitted by: Aamir khan Hullio

3. What is the name of that system, which uses radioactivity to decide the period of materials of-pre-historic period ?

   A. Radium dating
   B. Uranium dating
   C. Carbon dating
   D. Deuterium dating

   Submitted by: Abid Hussain

4. In a period the atomic radius ?

   A. Increases
   B. Decreases
   C. Remain same
   D. First decreases then increases

5. Shielding effect across the period ________________?

   A. Increases
   B. Decreases
   C. Constant
   D. None

6. Ionization energy in a period generally ___________________?

   A. Increases
   B. Decreases
   C. No change
   D. Variable trend

7. Across short period the melting and boiling point increase upto __________________?

   A. IIIA group
   B. IVA group
   C. VA group
   D. VIA group

8. The longest period in the modern periodic table is___________________?

   A. 6th
   B. 7th
   C. 2nd and 3rd both
   D. 5th

9. Seventh period contains _________________ normal elements ?

   A. 2
   B. 4
   C. 6
   D. 8

10. The shielding Effect across the period __________?

    A. Increases
    B. Decreases
    C. Remains Same
    D. None of them

    Submitted by: Aamir khan Hullio