Question

Lithium & Oxygen
a.Which one has a high atomic size ?
b.Which one is electro negative element ?​

Answer 1

Being on the upper left side of the Periodic Table, lithium has a fairly low electronegativity and electron affinity as compared to the rest of the elements. ... Lithium has a higher atomic radius than most of the elements on the Periodic Table. In compounds lithium (like all the alkali metals) has a +1 charge.