1
MHT CET 2026 15th April Morning Shift
MCQ (Single Correct Answer)
+1
-0
Which of the following factors may be regarded as the main cause of lanthanide contraction?
A
Poor shielding of one of 4f electron by another in the sub-shell.
B
Effective shielding of one of 4f electrons by another in the subshell
C
Poorer shielding of 5d electrons by 4f electrons
D
Greater shielding of 5d electrons by 4f electrons
2
MHT CET 2026 15th April Morning Shift
MCQ (Single Correct Answer)
+1
-0
What is the value of spin only magnetic moment for $\text{Cu}^{2+}$ in BM?
A
$2.84$
B
$3.87$
C
$1.73$
D
$0.0$
3
MHT CET 2026 13th April Evening Shift
MCQ (Single Correct Answer)
+1
-0
Which of the following ions exhibit same value of spin only magnetic moment?
(A). $\text{Ti}^{3+}$
(B). $\text{Cr}^{3+}$
(C). $\text{Mn}^{2+}$
(D). $\text{Fe}^{3+}$
(E). $\text{Sc}^{3+}$
Choose the most appropriate answer from the options given below.
A
(B) and (D) only
B
(A) and (E) only
C
(C) and (D) only
D
(A) and (D) only
4
MHT CET 2026 13th April Evening Shift
MCQ (Single Correct Answer)
+1
-0
Which of the following cations in their oxidation states forms colored compounds ?
A
$\text{Sc}^{3+}$
B
$\text{Ti}^{4+}$
C
$\text{Cu}^+$
D
$\text{V}^{3+}$

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