1
MHT CET 2025 22nd April Evening Shift
MCQ (Single Correct Answer)
+1
-0

Which is the correct increasing order of atomic radii of $\mathrm{Na}, \mathrm{K}, \mathrm{Mg}, \mathrm{Rb}$ ?

A
$\mathrm{Mg}<\mathrm{K}<\mathrm{Na}<\mathrm{Rb}$
B
$\mathrm{Mg}<\mathrm{Na}<\mathrm{K}<\mathrm{Rb}$
C
$\mathrm{Mg}<\mathrm{Na}<\mathrm{Rb}<\mathrm{K}$
D
$\mathrm{Na}<\mathrm{K}<\mathrm{Rb}<\mathrm{Mg}$
2
MHT CET 2025 22nd April Evening Shift
MCQ (Single Correct Answer)
+1
-0

Identify isoelectronic pair from following.

A
Ne and $\mathrm{O}^{--}$
B
$\mathrm{Cl}^{-}$and Ca
C
$ \mathrm{Ar}$ and $\mathrm{F}^{-}$
D
$\mathrm{K}^{+}$and $\mathrm{Al}^{+3}$
3
MHT CET 2024 16th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which of the following elements belongs to second group and fifth period of periodic table?

A
Rubidium
B
Strontium
C
Caesium
D
Barium
4
MHT CET 2024 11th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

Which element from following has largest atomic size as compared to other three?

A
S
B
Se
C
Cl
D
Br
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