Second ionization potential of alkali metals are very high due to_______________?

Related Mcqs:

1. First ionization potential of alkaline earth metal is greater than alkali metals because___________________?

   A. They are more reactive B. They have greater atomic radii C. They have smaller atomic sizes D. All...

2. Alkali and alkaline earth metals impart colours when heated over burner. It is due to______________?

   A. Smaller electronegativity of alkali metals B. Smaller ionic radius of these metals C. De-excitation of electrons from higher energy levels to low energy level D. Excitation of electrons from low energy levels to higher energy levels...

3. A elements are named as alkali metals because_______________?

   A. Their oxides are basic B. Their oxide and hydroxides are water soluble C. Both A & B D. They are found in earth...

4. Which one of the following alkali metals forms only normal oxide when it reacts with O2 ?

   A. Lithium B. Sodium C. Potassium D. Rubidium...

5. Which of following metals can be displaced by all other metals from its solution ?

   A. Ag B. A C. Au D. Cu...

6. Which one of the following is not an alkali metal ?

   A. Francium B. Caesium C. Rubidium D. Radium...

7. The word Alkali means__________________?

   A. Base B. Basic salt C. Ashes D. Spirit...

8. The ionization energy__________________?

   A. Generally increases from left to right in a period B. Does not change in a period C. Increase from top to bottom in a group D. Does not change in a group...

9. Ionization energy in a period generally ___________________?

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

10. An element having low value of ionization energy and low value of electron affinity is likely to belong to__________________?

    A. Group IA B. Group IB C. Group VIIA D. Group VIII...