QUESTION 7 List the elements Na, Ca, Rb, CI, He in order of decreasing first ionization...

Question

Question

science chemistry

Answer 1

Answer #1

As we know, trend of ionization in periodic table, in periodic table ionization energy increases in left to right and decreases top to bottom.

So decreasing order of ionization energy

He > Cl > Ca > Na > Rb

(A) is correct option

Answer 2

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