Question

most electronegative element

most reactive element

element from period s with least atomic size

how many valency electrons are present in q

which element from group 2 would have the least ionisation energy​

Answer 1

Answer:

most electronegative is J

most reactive is R

j will have least atomic size

5 electrons in q

li will have least ionisation energy

Answer 2

1. fluorine
2. Fluorine is identified as the most reactive nonmetal and the most electronegative element in the periodic table, making it the strongest oxidizing agent. Caesium is the most reactive metal in the periodic table,
3. helium
4. 5
5. radium

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