1
MHT CET 2024 2nd May Evening Shift
MCQ (Single Correct Answer)
+1
-0

Which from following catalysts is used in the Haber's process for manufacture of ammonia?

A
$\mathrm{MnO}_2$
B
$\mathrm{Mo} / \mathrm{Fe}$
C
$\mathrm{Co}-\mathrm{Th}$
D
$\mathrm{Fe}-\mathrm{Cr}$
2
MHT CET 2024 2nd May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which element from following exhibits lowest number of different oxidation states?

A
Sc
B
Cu
C
Ti
D
Zn
3
MHT CET 2024 2nd May Morning Shift
MCQ (Single Correct Answer)
+1
-0

What is the total number of unpaired electrons in an element placed at period-4 and group-12 either in excited or at ground state?

A
Zero
B
One
C
Two
D
Three
4
MHT CET 2023 14th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

Which among the following elements does NOT exhibit ferromagnetic properties?

A
Cr
B
Fe
C
Co
D
Ni
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