Quiz for:
Understanding Periodic Trends in Chemistry

Question 1

What is the trend of electron affinity across a period and why?

Question 2

Why does atomic radius increase as you move down a group?

Question 3

What does electron affinity measure?

Question 4

What concept in Coulomb's Law explains atomic radius trends?

Question 5

Which element's electron affinity is considered particularly high, contributing to its stability?

Question 6

Why is electronegativity undefined for noble gases?

Question 7

How does increased atomic radius affect ionization energy down a group?

Question 8

Why does the second ionization energy generally exceed the first?

Question 9

Define first ionization energy.

Question 10

Which trend affects ionization energy when moving down a group?

Question 11

What is the general trend of ionization energy as you move from left to right across a period?

Question 12

Explain why the first ionization energy increases across a period.

Question 13

What happens to the atomic radius as you move from left to right across a period, and why?

Question 14

Which element is the most electronegative, and what's its value on the Pauling scale?

Question 15

What influences the decrease in electronegativity as you move down a group?