Periodic Trends -Multiple Choice Questions Quiz

Question 1: Which element has the highest electronegativity?

(a) Oxygen
(b) Fluorine
(c) Nitrogen
(d) Carbon

Question 2: As you move from left to right across a period in the periodic table, what happens to the atomic size?

(a) Increases
(b) Decreases
(c) Stays the same
(d) First increases, then decreases

Question 3: Which of the following elements has the largest ionization energy?

(a) Lithium
(b) Sodium
(c) Potassium
(d) Rubidium

Question 4: Which group of elements is known to have the highest electron affinity?

(a) Alkali metals (Group 1)
(b) Halogens (Group 17)
(c) Noble gases (Group 18)
(d) Alkaline earth metals (Group 2)

Question 5: Which element exhibits the lowest reactivity with other elements?

(a) Hydrogen
(b) Oxygen
(c) Helium
(d) Neon

Question 6: Which element is the most metallic among the following?

(a) Silicon
(b) Phosphorus
(c) Sulfur
(d) Magnesium

Question 7: The electronegativity generally __________ as you move down a group in the periodic table.

(a) Increases
(b) Decreases
(c) Remains constant
(d) First increases, then decreases

Question 8: Among the given elements, which one has the highest first ionization energy?

(a) Carbon
(b) Oxygen
(c) Nitrogen
(d) Fluorine

Question 9: Which property describes the ability of an atom to attract electrons in a chemical bond when it is part of a compound?

(a) Ionization energy
(b) Electronegativity
(c) Atomic radius
(d) Electron affinity

Question 10: Down a group in the periodic table, the metallic character of elements generally _______.

(a) Increases
(b) Decreases
(c) Remains constant
(d) First increases, then decreases

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Total score: /10

Answer key:

Question 1: b

Question 2: b

Question 3: a

Question 4: b

Question 5: d

Question 6: d

Question 7: b

Question 8: d

Question 9: b

Question 10: a