MCQ
In argon atom how many electrons have $m_{\ell } = 1$ ?
- ✓$4$
- B$2$
- C$1$
- D$6$
✓
Answer
Correct option: A.
$4$
a
Argon has $18$ electrons
Argon has $18$ electrons
$A r(18)=1 s^2 \,2 s^2 \,2 p^6 \,3 s^2\, 3 p^6$
Value of $m_l \in(-l, l)$
where $l$ is aximuthat quantum number.
Total number of electrons for $m_l=1$ are $4$
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
The major product of the following reaction is
Number of $\pi $ electrons in cyclobutadienyl anion ${({C_4}{H_4})^{ - 2}}$ is
→What are the products obtained from the. following reaction ?
Match List$-I$ with List$-II :$
Choose the correct answer from the options given below :
→| $LIST-I$ $($Hybridization$)$ |
$LIST-II$ $($Orientation in Space$)$ |
||
| $A.$ | $sp^3$ | $I.$ | Trigonal bipyramidal |
| $B.$ | $dsp^2$ | $II.$ | Octahedral |
| $C.$ | $sp^3d$ | $III.$ | Tetrahedral |
| $D.$ | $sp^3d^2$ | $IV.$ | Square planar |
For a reaction : $3X \to 4Y$, calculate rate of reaction based on the following graph when concentration of $X$ is $O .1\ M$
→The quantumuantum numbers $n = 2,\,\,l = 1$ represent
→Number of moles of $SnCl_2$ required for the reduction of $1$ mole of $K_2Cr_2O_7$ into $Cr_2O_3$ is (in acidic medium)
→The reagent $(s)$ which can be used to distinguish acetophenone from benzophenone is (are)
→Which of the following is most basic
Match the four starting materials $( P , Q , R , S$ ) given in List $I$ with the corresponding reaction schemes $(I, II, III, IV)$ provided in List $II$ and select the correct answer using the code given below the lists. $Image$
→Codes: $ \quad P \quad Q \quad R \quad S$