Classification ...

The tenth elements in the periodic table resembles with the

Who developed the long form of periodic table

In the periodic table, the element with atomic number 16 will be placed in the group

Which of the following is the atomic number of a metal?

Which is smallest in size?

Which of the following property displays progressive increase down a group in the Bohr’s periodic table?

Which has the maximum atomic radius?

Which one of the following is the smallest in size?

In halogens, with the increase of atomic number which habit is found

How many ionization energies can carbon have

Which of the following has least ionization potential?

The solubilities of carbonates decreases down the magnesium group due to a decrease in

In third row of periodic table from Na to Cl

Which element has the lowest electronegativity?

Strongest acid is

The electronic configuration of an element is. The atomic number and the group number of the element 'X' which is just below the above element in the periodic table are respectively        

Which of the following have high electron affinity?

Which has highest melting point?

The elements with zero electron affinity are

The set of three elements having successive atomic numbers and having the ionization energies of 2372, 520 and 890 kJ per mol is: