Trends In Periodic Table

Question 1

Atomic radius

Answer 1

(Covalent radius) of an atom is defined as half the distance between the two atoms of the same element that are joined together by a single covalent bond

Question 2

First ionisation energy

Answer 2

The first ionisation energy of an atom is the minimum energy required to completely remove the most loosely bound electron from a neutral gaseous atom in its ground state

Question 3

Second ionisation energy

Answer 3

Is the energy required to remove an electron from a positively charged ion (+1) in the gaseous state

Question 4

Electronegativity

Answer 4

The relative attraction an atom has for the shared pair of electrons in a covalent bond