MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Atomic Number

Subshell elec...

Question

Subshell electronic configuration of two elements are given. To which block, period and group does each belong

$(a) 1 s^{2} 2 s^{2} 2 p^{6} 3 s^{2} (b) 1 s^{2} 2 s^{2} 2 p^{6} 3 s^{2} 3 p^{6} 3 d^{3} 4 s^{2}$

Open in App

Solution

(a) Element belongs: block- s period- 3 group- 2

(b) Element belongs: block - d period- 4 group - 5

Suggest Corrections

thumbs-up

0

Similar questions

Q. If
A = 1s², 2s², 2p¹
B = 1s², 2s², 2p⁶, 3s², 3p¹
C = 1s², 2s², 2p⁶, 3s², 3p³
D = 1s², 2s², 2p⁶, 3s², 3p⁵
E = 1s², 2s², 2p⁶, 3s², 3p⁶ 4s²
F = 1s², 2s², 2p⁶, 3s² 4s², 3d¹

Q. which of the following option doesnot represent ground state electronic configuration of an atom ? 1. 1s2 2s2 2p6 3s2 3p6 3d8 4s2 2. 1s2 2s2 2p6 3s2 3p6 3d9 4s2 3. 1s2 2s2 2p6 3s2 3p6 3d10 4

Q. 35. What is the correct way of writing electronic configuration? E.g. for Zn (which is correct between the two) 1)1s2 2s2 2p6 3s2 3p6 3d10 4s2 2) 1s2 2s2. 2p6. 3s2. 3p6. 4s2. 3d10 & Therefore, how would we find kernel electrons?Will we exclude 4s2 subshell or 3d10 subshell while writing kernels?

Q. The electronic configuration of Al is : [ 1 Mark]
a) 1s² 2s² 2p⁶ 3p³
b) 1s² 2s² 2p⁶ 3s³
c) 1s² 2s² 2p⁶ 3s² 3p¹
d) 1s² 2p⁸ 3s² 3p¹

Q. Electronic configurations of three elements, A, B and C are given below.

A:

1 s^{2} 2 s^{2} 2 p^{6}

1 s^{2} 2 s^{2} 2 p^{6} 3 s^{2} 3 p^{3}

1 s^{2} 2 s^{2} 2 p^{6} 3 s^{2} 3 p^{5}

The bond between B and C will be

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Atomic Number

CHEMISTRY

Watch in App

explore_more_icon

Explore more

Standard X Chemistry

Join BYJU'S Learning Program

CrossIcon