Periodic Table MCQs

All the elements in a group in the periodic table have the same

The horizontal lines in the modern periodic table are called

Physical properties depends on the

Ability of atom to attract electrons towards itself is called

The element with atomic weight 14 is

Groups contain alkaline earth metals are

In periodic table elements with similar valence shell configuration are placed in

Modern periodic law had been given by

Fluorine has electron affinity less than that of

In fluorine, incoming electrons are repel by the