MEDIUM
Earn 100
If IUPAC name of an element is "Unununnium" then the element belongs to nth group of periodic table. The value of is _______.
60% studentsanswered this correctly
Important Questions on Classification of Elements and Periodicity in Properties
EASY
Element "" belongs to the period and group of the periodic table. The valence shell electron configuration of the element, which is just above "" in the group is
EASY
What will be the symbol and name for the element with atomic number ?
EASY
Which among the following elements is a metalloid?
EASY
The atomic number of Unnilumium is ______.
HARD
What would be the IUPAC name for the element with the atomic number ?
MEDIUM
The IUPAC nomenclature of an element with electronic configuration is:
EASY
Which of the following does not exist?
EASY
Which of the following represents the correct order of metallic character of the given elements?
EASY
The elements with atomic numbers and belong to, respectively:
EASY
The set that contains atomic numbers of only transition elements, is :
MEDIUM
Consider the following radioactive decays
I. and
II.
In which case group of parent and daughter elements remains unchanged.
EASY
The element has been discovered recently. It will belong to which of the following family/group and electronic configuration?
EASY
The IUPAC symbol for the element with atomic number would be:
EASY
The electron of an element with an atomic number of enters the orbital:
HARD
From the elements of the following atomic numbers 9, 12, 16,20, 38, 47 and 56 select a set representing a group of elements are
EASY
. Which of the following is not the electronic configuration of a representative element
MEDIUM
Which of the following pair has both members from the same period of the periodic table
HARD
Maximum number of elements, that can be placed in 8th period of periodic table are :
EASY
An atom of element has 2K, 8L and 3M electrons. Then that element is placed in
EASY
In the long form of periodic table, all nonmetals are placed in
