Question

1. Element X belongs to group 1. Which of the following best describes element X?
a. high electronegativity
b. high ionization energy
c. low electronegativity
d. a non-metallic element​

Answer 1

Explanation:

high electronegivity:- hydrogen

high ionization energy :- hydrogen

low electronegitivity :- francium and caesium

a non metallic element :- hydrogen

Answer 2

Answer:

(1)high electronegativity =hydrogen

(2)high ionization energy =hydrogen

(3)low electronegativity =fracium and caesium

(4)a non-metallic element=hydrogen