Class 11 Chemistry Structure of Atom Quantum number, Electronic configuration and Shape of orbitals

Medium

If the atomic number of element $X$ is $7,$ the best electron dot symbol for the element is

A
$X.$
B
$\cdot X.$
C
$\cdot \dot{X}:$
D
$:\ddot{X}:$

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Class 11 Questions

Class 11

Chemistry Questions

Chapter

Structure of Atom

Subtopic

Quantum number, Electronic configuration and Shape of orbitals

Similar Questions

For $n = 5$ and $m = 2$,which of the following statements is incorrect?

Medium

The two electrons $X$ and $Y$ have the following sets of quantum numbers:
$X: n=3, l=2, m=-2, s=+1/2$ $Y: n=3, l=0, m=0, s=+1/2$

Which of the following is the correct statement?

Medium

The correct ground state electronic configuration of chromium atom is

An electronic transition from $1s$ orbital of an atom causes

Easy

List the quantum numbers ($l$ and $m_{l}$) for an electron in a $3d$ orbital.

Easy

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