Trends in Electronegativity (Leaving Cert Chemistry): Quizzes
📚Quizzes
Practise the questions
11 questions from this quiz
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Practise the questions
11 questions from this quiz
What does electronegativity measure?
What does electronegativity measure?
Attraction for shared electrons in a bond
What happens to electronegativity as you move down a group?
What happens to electronegativity as you move down a group?
It decreases
What happens to electronegativity across a period (left to right)?
What happens to electronegativity across a period (left to right)?
It increases
Why does electronegativity decrease down a group?
Why does electronegativity decrease down a group?
Atoms get larger, electrons further away
What is the screening effect in relation to electronegativity?
What is the screening effect in relation to electronegativity?
Inner electrons shield outer electrons
Why does electronegativity increase across a period?
Why does electronegativity increase across a period?
More protons create stronger attraction
What is the electronegativity value of fluorine?
What is the electronegativity value of fluorine?
4.0
Which element has the highest electronegativity?
Which element has the highest electronegativity?
Fluorine
Where are the highest electronegativity values in the periodic table?
Where are the highest electronegativity values in the periodic table?
Top-right corner
Where are the lowest electronegativity values in the periodic table?
Where are the lowest electronegativity values in the periodic table?
Bottom-left corner
What does understanding electronegativity help predict?
What does understanding electronegativity help predict?
How polar a covalent bond will be