1
NEET 2022 Phase 1
MCQ (Single Correct Answer)
+4
-1

The IUPAC name of an element with atomic number 119 is

A
ununennium
B
unnilennium
C
unununnium
D
ununoctium
2
NEET 2022 Phase 1
MCQ (Single Correct Answer)
+4
-1

Gadolinium has a low value of third ionisation enthalpy because of

A
small size
B
high exchange enthalpy
C
high electronegativity
D
high basic character
3
NEET 2021
MCQ (Single Correct Answer)
+4
-1
From the following pairs of ions which one is not an iso-electronic pair?
A
Fe2+, Mn2+
B
O2$$-$$, F$$-$$
C
Na+, Mg2+
D
Mn2+, Fe3+
4
NEET 2020 Phase 1
MCQ (Single Correct Answer)
+4
-1
Identify the incorrect match.
Name IUPAC Official Name
(A) Unnilunium (i) Mendelevium
(B) Unniltrium (ii) Lawrencium
(C) Unnilhexium (iii) Seaborgium
(D) Unununnium (iv) Darmstadtium
A
(B), (ii)
B
(C), (iii)
C
(D), (iv)
D
(A), (i)
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