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1
MHT CET 2023 14th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

Identify the element having positive electron gain enthalpy.

A
Ne
B
I
C
S
D
O
2
MHT CET 2023 13th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

Which from following is a correct decreasing order of ionisation enthalpy for different elements?

A
$$\mathrm{Ar}>\mathrm{Ne}>\mathrm{S}>\mathrm{Cl}$$
B
$$\mathrm{Ne}>\mathrm{Ar}>\mathrm{Cl}>\mathrm{S}$$
C
$$\mathrm{Ne}>\mathrm{S}>\mathrm{Cl}>\mathrm{Ar}$$
D
$$\mathrm{Cl}>\mathrm{S}>\mathrm{Ne}>\mathrm{Ar}$$
3
MHT CET 2023 13th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

Which from following series of elements is correctly arranged according to their decreasing order of ionisation enthalpy $$\left(\mathrm{IE}_1\right)$$ ?

A
$$\mathrm{Zn}>\mathrm{Fe}>\mathrm{Cr}>\mathrm{Sc}$$
B
$$\mathrm{Cr}>\mathrm{Fe}>\mathrm{Zn}>\mathrm{Sc}$$
C
$$\mathrm{Sc}>\mathrm{Fe}>\mathrm{Cr}>\mathrm{Zn}$$
D
$$\mathrm{Cr}>\mathrm{Zn}>\mathrm{Sc}>\mathrm{Fe}$$
4
MHT CET 2023 13th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Identify FALSE statement from following.

A
Boiling point of sulfur is lower than oxygen.
B
Ionization enthalpy of group 16 elements gradually decreases from top to bottom.
C
Group 16 elements have lower ionization enthalpy than group 15 elements in corresponding periods.
D
Oxygen has highest electronegativity next to fluorine amongst all the elements.
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