Periodic Table Review for Semester Exam Fall 2024

Front

What is a subatomic particle that has a positive charge and is found in the nucleus of an atom?

Back

Proton

Front

Which elements have the most similar chemical properties?

Back

Potassium (K) and Sodium (Na)

Front

Which element is classified as an alkali metal?

Back

Sodium (Na)

Front

What are groups on the periodic table?

Back

Vertical Columns

Front

What are periods on the periodic table?

Back

Horizontal Rows

Front

What is the atomic number of an element?

Back

The number of protons in the nucleus of an atom.

Front

What is the significance of the periodic table?

Back

It organizes elements based on their atomic number, electron configuration, and recurring chemical properties.

Front

What are noble gases?

Back

Elements in Group 18 of the periodic table, known for their lack of reactivity.

Front

What is an isotope?

Back

Atoms of the same element that have different numbers of neutrons.

Front

What is the difference between metals and nonmetals?

Back

Metals are typically shiny, conductive, and malleable, while nonmetals are dull, insulative, and brittle.