Table of Contents
Which transition metal ion is magnetic?
Magnetic Moments of Transition Metals
| Ion | Config | μso / B.M. |
|---|---|---|
| Mn(II)/ Fe(III) | d5 high spin (t2g3 eg2) | √35 = 5.92 |
| Mn(II)/ Fe(III) | d5 low spin (t2g5) | √3 = 1.73 |
| Fe(II) | d6 high spin (t2g4 eg2) | √24 = 4.90 |
| Co(III) | d6 low spin (t2g6) | 0 |
Why transition metal ions are paramagnetic?
Paramagnetism is a property which is shown by the elements having unpaired electrons. In the case of transition metals, as they contain unpaired electrons in the (n-1) d-orbitals, most of the transition metal ions and their compounds are paramagnetic.
Which transition metal has least magnetic?
Since Cu2+ ions has only one unpaired electron so it has the least magnetic moment.
What are the magnetic properties of transition metals?
The majority of transition elements are paramagnetic. The magnetic characteristics are caused by unpaired electrons in (n-1) d orbitals. As the number of unpaired electrons grows from one to five, the paramagnetic property of transition metals increases from left to right.
Which has the highest magnetic moment fe2+ Mn+ fe3+ Fe+?
M. Mn2+ has the maximum number of unpaired electrons and hence has the maximum magnetic moment. Mn2+ has the highest magnetic moment among the following.
How do you find the magnetic moment of an ion?
Magnetic moment is given by, μ=√n(n+2) = n ( n + 2 ) B.M. = √24 B.M.
How are magnetic moments related to unpaired electrons in transition metals?
Metal complexes that have unpaired electrons are magnetic. More unpaired electrons increase the paramagnetic effects. The electron configuration of a transition metal (d-block) changes in a coordination compound; this is due to the repulsive forces between electrons in the ligands and electrons in the compound.
What are the magnetic properties of transition metal complex?
Most transition metal ions and complexes are paramagnetic, or attracted to the magnetic field, due to the existence of unpaired electrons in the (n-1)d orbitals. The magnetic moment and thus the paramagnetic property increase as the number of unpaired electrons increases from 1 to 5.
Which one of the following ions has the lowest magnetic moment?
Cu^(2+)` has least magnetic moment.
Which of the following is diamagnetic?
Solution: Bismuth is a naturally diamagnetic compound. Whenever two electrons share the same orbital, they are called diamagnetic electrons.
Are all transition metals paramagnetic?
Most of the transition elements show paramagnetic behaviour. The unpaired electrons i the (n-1)d orbitals are responsible for the magnetic properties.
How will you explain the 3d transition metal element series magnetic character?
Magnetic Properties of 3d Series Transition Elements Due to the presence of color ions, chemical organic complexes and coloured compounds are formed by these elements. Rather than having paramagnetic behavior, these elements have paramagnetic behavior.
Which out of these has highest paramagnetism a mn2+ B Fe2+ C Fe3+ D Cr3+?
Answer. Fe2+ has the highest paramagnetic character followed by Cr3+ and least is for Cu2+. μ = n(n+2)−−−−−−−√ where n is the number of unpaired electrons.
Which of the following has highest magnetic moment V3+ Cr3+ Fe3+ co3+?
The element that has maximum magnetic moment is (c) Fe3+. Diamagnetic substances have zero unpaired electrons. hence, they have zero magnetic moments. V3+ has 2 unpaired electrons, Cr3+ has 3 unpaired electrons and Fe3+ has 5 unpaired electrons. So, the magnetic moment is the maximum for the Fe3+ ion.
What is the magnetic moment of fe2+ ion?
The electronic configuration of Fe2+(aq) ion is 1s22s22p63s23p63d64s0. Magnetic moment is given by, μ=√n(n+2) = n ( n + 2 ) B.M. = √24 B.M. =4.9B.M.
What is the magnetic moment for Mn 2+ ion?
5.923 M
Solution : Magnetic moment `(mu) = sqrt(n(n+2))` `mu = sqrt(5(5+2)) = sqrt(35) = 5.923 M`.
Why do most transition metals show magnetic properties?
Due to the presence of unpaired electrons in the (n-1)d-orbitals, most of the transition metals ions and their compounds are paramagnetic i.e. they are attracted by the magnetic field.
How do you find the magnetic properties of coordination compounds?
The magnetic properties of a compound can be determined from its electron configuration and the size of its atoms. Because magnetism is generated by electronic spin, the number of unpaired electrons in a specific compound indicates how magnetic the compound is.
Which ions has the maximum magnetic moment?
Fe3+ ion has maximum magnetic moment as it has highest (5) number of unpaired electrons.