Home
Class 10
CHEMISTRY
The element with 1s^2 2s^2 2p^ 6 3s^2 3p...

The element with `1s^2` `2s^2` `2p^ 6` `3s^2` `3p^6` is placed in the group ________ of the periodic table.

A

1

B

6

C

8

D

18

Text Solution

Verified by Experts

The correct Answer is:
D
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • QUESTION PAPER FEB 2020

    MAXIMUM PUBLICATION|Exercise EXAMPLE|31 Videos

Similar Questions

Explore conceptually related problems

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?

Complete the following: Fe^(2+) 1s^2 2s^2 2p^6 3s^2 3p^6 3d 4s^

Knowledge Check

  • Elements a, b, c, d and e have the following electronic configuration a) 1s^2 2s^2 2p^1 b) 1s^2 2s^2 2p^6 3s^2 3p^1 c) 1s^2 2s^2 2p^6 3s^2 3p^3 d) 1s^2 2s^2 2p^6 3s^2 3p^5 e) 1s^2 2s^2 2p^6 3s^2 3p^6 4s^2 Which among these will belong to the same group in the periodic table?

    A
    a&d
    B
    b&c
    C
    a&b
    D
    a&e

  • Elements a, b, c, d and e have the following electronic configuration (a) 1s^(2)2s^(2)2p^(1) (b) 1s^(2)2s^(2)2p^(6)3s^(2)3p^(1) (c) 1s^(2)2s^(2)2p^(6)3s^(2)3p^(3) (d) 1s^(2)2s^(2)2p^(6)3s^(2)3p^(5) (e) 1s^(2)2s^(2)2p^(6)3s^(2)3p^(6)4s^(2) Which among these will belong to the same group in the periodic table ? a & d, b&c, a & b, a & e

    A
    a & d
    B
    b&c
    C
    a & b
    D
    a & e

  • Consider the electronic configurations, (i) 1s^2 2s^2 2p^6 3s^1 (ii) 1s^2 2s^2 2p^6 3s^0 Which of the following statements is not true?

    A
    Energy is required to change (i) to (ii)
    B
    (i) represents electronic configuration of Na-atom
    C
    (i) and (ii) may represent ground state electronic configuration of different or same elements
    D
    Less energy is required to remove one electron from (ii) than from (i)

    • Similar Questions

    Explore conceptually related problems

    Complete the following: ……………. = 1s^2 2s^2 2p^6 3s^2 3p^3

    Subshell elctronic configuration of an element 'X' is given. 1s^2 2s^2 2p^6 3s^2 3p^6 3d^3 4s^2 a. Findout the block in which x is included? b) Represent the subshell electronic configuration in 'x' by using the symbol of noble gas preceding it.

    The outermost electronic configuration of A is 2s^2 2p^2 (Symbols are not real) a) Find the group number, block of this element. b) Write the chemical formula of the compound obtained by the reaction of A and chlorine. c) Write down the complete subshell electronic configuration of the element coming just below A in the same group of the periodic table?

    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 is the period number of the elem-ent A? What is the basis of your find-ings?

    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 ?

    Home
    Profile