Assertion :- He has highest I.E among all elements.
Reason :- He has highest E.A among all elements.

Assertion: helium atom has highest ionisation energy among all the element. Reason: helium is smallest atom among all the elements.

Which of the following are highest among elements

Assertion : Helium has the highest value of ionisation energy among all the elements known Reason : Helium has the highest value of electron affinity among all the elements known

Assertion: Helium has the highest value of ionisation energy among all known elements. Reason: Helium has the highest value of elelctron affinity among all known elements.

Assertion: Helium has the highest value of ionisation energy among all known elements. Reason: Helium has the highest value of elelctron affinity among all known elements.

Assertion: Helium has the highest value of ionisation energy among all known elements. Reason: Helium has the highest value of elelctron affinity among all known elements.

Which among the following elements has the highest density?