The element having electronic configuration [kr] 4d10, 4f14,5s2,5p6,5d1,6s2 belongs to __________?

Related Mcqs:

1. Which electronic configuration corresponds to an element of group IIIA ?

   A. 1s2 2s2 2p3
   B. 1s2 2s2 2p6 3s2 3p1
   C. 1s2 2s2 2p4
   D. 1s2 2s2 2p6 3s2 3p6 4s2 3d1

2. An element has electronic conviguration 1s2 2s2 2p2. It belongs to__________________?

   A. Group II-A
   B. Group IV-A
   C. Group VII-A
   D. Group VI-A

3. Atomic number of Mn is 25 what is the electronic configuration in the ground state________________?

   A. 1s2 2s2 2p6 3s2 3p6 3d7
   B. 1s2 2s2 2p6 3s2 3p6 4s2 4p5
   C. 1s2 2s2 2p6 3s2 3p5 3d10
   D. 1s2 2s2 2p6 3s2 3p6 4s23d5

4. The correct electronic configuration of Cu is ___________________?

   A. [Ar]4s1
   B. [Ar]4s2
   C. [Ar]3d104s1
   D. [Ar]3d94s2

5. Electronic configuration of K is_________________?

   A. [Ar]4s2
   B. [Ar]4s1
   C. [Kr]5s1
   D. [He]2s1

6. The correct electronic configuration of Cr is____________________?

   A. [Ar]4s23d4
   B. [Ar] 4s23d4
   C. [Ar]4s03d5
   D. [Ar]4s13d5

7. 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

8. Electronic Configuration of Calcium (Ca) atom may be written as________?

   A. Ne, 4p2
   B. Ar, 4s2
   C. Ne, 4s2
   D. Kr,4p2

   Submitted by: Muhammad Ali Kunbhar

9. Give Electronic configuration of Sodium:

   A. 1s2,2s2,2p6
   B. 1s2,2s2,2p6,3s2
   C. 1s2,2s2,2p6,3s1
   D. None of these

   Submitted by: Naintara Mustafa

10. Many properties of an element and its compounds can be predicted from the position of the element in the periodic table. What property could not be predicted in this way ?

    A. The nature of its oxides
    B. The charge on its ions
    C. The formula of its oxide
    D. Its number of isotopes