Description : The second element having highest reac- tivity?
Last Answer : Chlorine
Description : Element having highest reactivity?
Last Answer : Fluorine
Description : The element having the highest boiling point?
Last Answer : Rhenium
Description : The natural element having highest atomic weight?
Last Answer : Uranium
Description : The element having highest reactivity or electro-negativity?
Description : The element having highest ionisation potential is
Last Answer : The element having highest ionisation potential is A. H B. N C. O D. He
Description : How does electro negativity vary down the group 17 and why? How does it vary from left to right in the period? Name an element having highest electro negativity.
Last Answer : Ans. Electro negativity decreases down the group due to increase in atomic size. It increases along the period from left to right due to decrease in atomic size. Fluorine (F) has highest electro negativity.