Which property decreases from left to right across the periodic table and increases from top to bott

Question

Which property decreases from left to right across the periodic table and increases from top to bottom? 
(i) Atomic radius 
(ii) Electronegativity 
(iii) Ionisation energy 
(iv) Metallic character

Professor PC Thomas Classes · Answer

(d) Atomic radius and metallic character decreases from left to right across the period and increases from top to bottom down the group.