1
KCET 2025
MCQ (Single Correct Answer)
+1
-0

In which of the following pairs, both the elements do not have $(n-1) d^{10} n s^2$ configuration?

A
$\mathrm{Cu}, \mathrm{Zn}$
B
$\mathrm{Zn}, \mathrm{Cd}$
C
$\mathrm{Cd}, \mathrm{Hg}$
D
$\mathrm{Ag}, \mathrm{Cu}$
2
KCET 2024
MCQ (Single Correct Answer)
+1
-0

MnO exhibits

A
ferrimagnetism
B
antiferromagnetism
C
ferromagnetism
D
paramagnetism
3
KCET 2024
MCQ (Single Correct Answer)
+1
-0

The transition element $(\approx 5 \%)$ present with lanthanoid metal in misch metal is

A
Mg
B
Fe
C
Zn
D
Co
4
KCET 2024
MCQ (Single Correct Answer)
+1
-0

Match the following.

I. $\mathrm{Zn}^{2+}\quad$ (i) $d^8$ configuration

II. $\mathrm{Cu}^{2+}\quad$ (ii) Colourless

III. $\mathrm{Ni}^{2+}\quad$ (iii) $\mu=1.73 \mathrm{BM}$

A
I II II
(i) (ii) (iii)
B
I II II
(ii) (iii) (i)
C
I II II
(ii) (i) (iii)
D
I II II
(i) (iii) (ii)
KCET Subjects
EXAM MAP