Azimuthal quantum number for last electron of Na atom is - Vidyadip

MCQ

Azimuthal quantum number for last electron of $Na$ atom is

A
$1$
B
$2$
C
$3$
✓
$0$

✓

Answer

Correct option: D.

$0$

d
(d) $N{a_{11}} = 1{s^2}2{s^2}{p^6}3{s^2}$

$n = 3,\,l = 0,\,m = 0$ and $s = + \frac{1}{2}.$

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "M.C.Q (1 Marks)" from 2. structure of atom→2. structure of atom — all question types→Chemistry STD 11 Science question papers→Gujarat Board STD 11 Science question papers→Gujarat Board question paper generator→

Similar questions

Compound in which all $C—N$ bond lengths are not same

Arrange following anions in decresing order of their stability

$\mathop C\limits^\Theta {H_3},\mathop N\limits^\Theta {H_2},\,\mathop O\limits^\Theta H,\,\mathop C\limits^\Theta l$

In methane molecule, the hydrogen atoms around carbon are arranged as

Kossel and Lewis approach was based on the :

Heaviest particle is

The $pH$ of ${10^{ - 5}}\,M$ aqueous solution of $NaOH$ is

For the reaction $PCl_5 \to PCl_3 + Cl_2,\Delta H = 75\, KJ \,mol^{-1}$ and $\Delta S = 120\, JK^{-1} \,mol^{-1}$. At which temperature reaction is spontaneous.....$K$

The reaction conditions leading to the best yields of $C_2H_5Cl$ are

On increasing the pressure, in which direction will the gas phase reaction proceed to re $-$ establish equilibrium, is predicted by applying the Le Chatelier’s principle. Consider the reaction.
$\text{N}_2\text{(g)}+\text{3H}_2\text{(g)}\rightleftharpoons\text{2NH}_3\text{(g)}$
Which of the following is correct, if the total pressure at which the equilibrium is established, is increased without changing the temperature?

In the reaction $,\ce{N2+3H2\rightarrow 2NH3},$ the ratio of volumes of nitrogen, hydrogen and ammonia is $1 : 3: 2.$ These figures illustrate the law of :