Examine the given electronic configurations.
A- `1s^2 2s^2 2p^6 3s^2 3p^6 3d^(10) 4s^2`
B- `1s^2 2s^2 2p^6 3s^1`
C-`1s^2 2s^2 2p^6 3s^2 3p^6`
D-`1s^2 2s^2 2p^6 3s^2 3p^6 4s^1` : Which elements belongs to the same group?

Examine the given electronic configurations. A- 1s^2 2s^2 2p^6 3s^2 3p^6 3d^(10) 4s^2 B- 1s^2 2s^2 2p^6 3s^1 C- 1s^2 2s^2 2p^6 3s^2 3p^6 D- 1s^2 2s^2 2p^6 3s^2 3p^6 4s^1 : Which of these elements belongs to 4^(th) period ?

Examine the given electronic configurations. A- 1s^2 2s^2 2p^6 3s^2 3p^6 3d^(10) 4s^2 B- 1s^2 2s^2 2p^6 3s^1 C- 1s^2 2s^2 2p^6 3s^2 3p^6 D- 1s^2 2s^2 2p^6 3s^2 3p^6 4s^1 : Which element has highest metallic ch-aracter ?

Examine the given electronic configurations. A- 1s^2 2s^2 2p^6 3s^2 3p^6 3d^(10) 4s^2 B- 1s^2 2s^2 2p^6 3s^1 C- 1s^2 2s^2 2p^6 3s^2 3p^6 D- 1s^2 2s^2 2p^6 3s^2 3p^6 4s^1 : Which element doesn’t participate in che-mical reactions generally ?

The electronic configuration of the elements, are given below. A- 1s^2 2s^2 2p^6 3s^2 3p^4 B- 1s^2 2s^2 2p^6 3s^2 C- 1s^2 2s^2 2p^6 3s^2 3p^5 D- 1s^2 2s^2 2p^6 3s^1 Which metal belongs to 17^(th) group?

Elements A, B, C, D and E have the following electronic configuration: A: 1 s^2 2 s^2 2 p^1 B: 1 s^2 2 s^2 2 p^6 3 s^2 3 p^1 C : 1 s^2 2 s^2 2 p^6 3 s^2 3 p^3 D : 1 s^2 2 s^2 2 p^6 3 s^2 3 p^5 which among these will belong to the same group in the periodic table?

Which is the element with electronic configuration of its atom 1s^2 2s^2 2p^6 3s^2 3p^6 3d^10 4s^1

The electronic configuration of the elements are given below. A- 1s^2 2s^2 2p^6 3s^2 3p^4 B- 1s^2 2s^2 2p^6 3s^2 C- 1s^2 2s^2 2p^6 3s^2 3p^5 D- 1s^2 2s^2 2p^6 3s^1 Which of these elements show +2 oxida-tion state?

An element having electronic configuration 1s^(2) 2s^(2) 2p^(6) 3s^(2) 3p^(6) 4s^(1) forms: