The correct sequence of atomic radii is
Na > Mg > Al > Si
In a period, atomic radii decrease from left to right.
Which among the following species has the same number of electrons in its outermost as well as penultimate shell?
The statement that is not correct for periodic classification of elements is
The electronic configuration of Gadolinium (At. No. 64) is
The first ionization potential (eV) of Be and B respectively are
Which of the following remains unchanged on descending a group in the periodic table
The radii of F, F–, O and O2– are in the order of
Point out the wrong statement, in a given period of the periodic table, thes-block elements has, in general, a lower value of
Electronic configuration of most electronegative element is
The bond length in LiF will be