Elements of group IA IIA are _________________?

Related Mcqs:

1. Melting points of VII-A group elements down the group ____________________?

   A. Increase
   B. Decrease
   C. Remain constant
   D. No regular trend

2. Which of the p-block elements are not representative elements ?

   A. Alkali metals (I-A)
   B. Group-14 elements (IV-A)
   C. Group-18 elements (VIII-A)
   D. Halogens (VII-A)

3. The octet rule does not always hold for which of the following elements _________________?

   A. C
   B. O
   C. F
   D. P

4. Inner transition elements are called _________________?

   A. Lanthanides
   B. Actinides
   C. Rare earth metals
   D. All

5. Seventh period contains _________________ normal elements ?

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

6. Group VIB of transition elements contains___________________?

   A. Zn Cd Hg
   B. Fe Ru Os
   C. Cr Mo W
   D. Mn Te Re

7. In which of the following pairs are elements belonging to the same group ?

   A. Boron & Beryllium
   B. Nitrogen & Phosphorous
   C. Magnesium & Aluminium
   D. Gallium & Helium

8. Boron is non metal while other elements of IIIA group are metals. This is because______________?

   A. it has small size
   B. it has high nuclear charge
   C. it forms molecular addition compounds
   D. all of the above

9. All the elements in group VIA are ___________________ in nature?

   A. hygroscopic
   B. metals
   C. polymeric
   D. all of above

10. Which of the following represents the correct electronic configuration of VII A group elements in the ground state ?

    A. ns2p2
    B. ns2p4
    C. ns2p5
    D. ns2p6