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What would be the IUPAC name and symbol for the element with atomic number
(a)Unbiennium, Ube
(b)Unbinilium, Ubn
(c)Ununquadium, UUq
(d)Unbiquadium, Ubq

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Important Questions on Classification of Elements and Periodicity in Properties
MEDIUM
The electronic configurations of bivalent europium and trivalent cerium are:
(atomic number: , ,

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The IUPAC symbol for the element with atomic number would be:

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For the following Assertion and Reason, the correct option is:
Assertion: For hydrogenation reactions, the catalytic activity increases from Group to Group metals with maximum activity shown by Group elements.
Reason: The reactants are most strongly adsorbed on group elements.

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The name of an element is Unbinilium. Its atomic number is

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The atomic number of Unnilumium is ______.

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The set that contains atomic numbers of only transition elements, is :

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The element has been discovered recently. It will belong to which of the following family/group and electronic configuration?

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Decrease in ionic size in a period is observed in

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What will be the symbol and name for the element with atomic number ?

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The electronic configurations of Eu (Atomic no. ), Gd (Atomic no. ) and Tb (Atomic no. ) are:

MEDIUM
Consider the following radioactive decays
I. and
II.
In which case group of parent and daughter elements remains unchanged.

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The IUPAC name of an element with atomic number is

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Which of the following does not exist?

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The elements with atomic numbers and belong to, respectively:

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The last element of the - block in period is represented by the outermost electronic configuration:

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An element of atomic number would be a/an __________

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Which among the following elements is a metalloid?

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The electron of an element with an atomic number of enters the orbital:

MEDIUM
The IUPAC nomenclature of an element with electronic configuration is:

HARD
What would be the IUPAC name for the element with the atomic number ?

