New chat PYQ Library Doubts Rank report

Sign in to see Recents

Sign in to save progress →

Structure of Atom question

2023 · 24 Jan · Shift 1 · Q8

Guest · try one question or challengeGuest · try one question or challenge

PYQ Library
JEE Main
Chemistry
Structure of Atom
2023 · 24 Jan · Shift 1 · Q8

Structure of Atom question

2023 · 24 Jan · Shift 1 · Q8

JEE MainChemistryStructure of AtomMCQ+4 / −1

The magnetic moment of a transition metal compound has been calculated to be 3.87 B.M. The metal ion is

A
Ti $^{2+}$
B
V $^{2+}$
C
Cr $^{2+}$
D
Mn $^{2+}$

More from Structure of Atom

The number of s-electrons present in an ion with 55 protons in its unipositive state is2023 · MCQ
The radius of the $2^{nd}$ orbit of $L i^{2 +}$ is $x$ . The expected radius of the $3^{rd}$ orbit of $B e^{3 +}$ is2023 · MCQ
The number of given orbitals which have electron density along the axis is $p_{x}, p_{y}, p_{z}, d_{xy}, d_{yz}, d_{xz}, d_{z^{2}}, d_{x^{2} - y^{2}}$ 2023 · Numerical
The shortest wavelength of hydrogen atom in Lyman series is $λ$ . The longest wavelength is Balmer series of He $^{+}$ is2023 · MCQ
Assume that the radius of the first Bohr orbit of hydrogen atom is 0.6 $A o$ . The radius of the third Bohr orbit of He is picometer. (Nearest Integer)2023 · Numerical
The energy of one mole of photons of radiation of frequency $2 \times 1 0^{12} Hz$ in $J mol^{- 1}$ is . (Nearest integer) [Given : $h = 6.626 \times 1 0^{- 34} Js$ $N_{A} = 6.022 \times 1 0^{23} mol^{- 1}$ …2023 · Numerical
Maximum number of electrons that can be accommodated in shell with $n = 4$ are:2023 · MCQ
The wave function $(Ψ)$ of $2 s$ is given by $Ψ_{2 s} = \frac{1}{2 2 π} (\frac{1}{a _{0}})^{1/2} (2 - \frac{r}{a _{0}}) e^{- r /2 a_{0}}$ At $r = r_{0}$ , radial node is formed. Thus, $r_{0}$ in…2023 · MCQ