Question

1.Which is the most electronegative element?
2. The element having the highest electron affinity.
3. The most abundant element in the universe.
4. Most abundant gas in atmosphere.

Choices --
1) Chlorine
2) Hydrogen
3) Nitrogen
4) Fluorine

Answer 1

1) - Fluorine
2)-chlorine
3)-hydrogen
4)-nitrogen


sorry -_-

Answer 2

1)Fluorine.
2)Chlorine.
3)Hydrogen.
4)Nitrogen.
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Element with the highest ionisation potential - Helium.
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Hope this helps you!!!