The magnetic moment of a salt containing Zn 2+ ion is

Question

The magnetic moment of a salt containing Zn 2+ ion is (A) 0 (B) 1.87 (C) 5.92 (D) 2

Tardigrade Admin · Accepted Answer

Magnetic moment of Zn 2+ μ text effective =√n(n+2) BM where, n= Number of unpaired electrons 30 Zn =1 s2, 2 s 2 2 p6, 3 s2 3 p6 3 d10, 4 s2 Zn 2+=1 s2, 2 s2 2 p6, 3 s2 3 p6 3 d10 <img class="img-fluid question-image" alt="image" src="https://cdn.tardigrade.in/img/question/chemistry/236f2b2fd6534f39427009f84381a843-.png" /> So, magnetic moment of Zn 2+= zero

Q. The magnetic moment of a salt containing $Z n^{2 +}$ ion is

0

1.87

5.92

2

Magnetic moment of $Z n^{2 +} μ_{effective}$ $= n (n + 2) BM$
where, $n =$ Number of unpaired electrons
$_{30} Z n = 1 s^{2}, 2 s^{2} 2 p^{6}, 3 s^{2} 3 p^{6} 3 d^{10}, 4 s^{2}$
$Z n^{2 +} = 1 s^{2}, 2 s^{2} 2 p^{6}, 3 s^{2} 3 p^{6} 3 d^{10}$

So, magnetic moment of $Z n^{2 +} =$ zero

Q. The magnetic moment of a salt containing Zn2+ ion is

0

1.87

5.92

2

Magnetic moment of Zn2+μeffective ​ =n(n+2)​BM where, n= Number of unpaired electrons 30​Zn=1s2,2s22p6,3s23p63d10,4s2 Zn2+=1s2,2s22p6,3s23p63d10 So, magnetic moment of Zn2+= zero

Q. The magnetic moment of a salt containing $Z n^{2 +}$ ion is

Magnetic moment of $Z n^{2 +} μ_{effective}$ $= n (n + 2) BM$
where, $n =$ Number of unpaired electrons
$_{30} Z n = 1 s^{2}, 2 s^{2} 2 p^{6}, 3 s^{2} 3 p^{6} 3 d^{10}, 4 s^{2}$
$Z n^{2 +} = 1 s^{2}, 2 s^{2} 2 p^{6}, 3 s^{2} 3 p^{6} 3 d^{10}$

So, magnetic moment of $Z n^{2 +} =$ zero