Periodic Table

Front

What is the main topic of the Periodic Table?

Back

The Periodic Table organizes all known chemical elements based on their atomic number, electron configuration, and recurring chemical properties.

Front

What are the two main types of elements in the Periodic Table?

Back

Metals and Nonmetals.

Front

What is an atomic number?

Back

The atomic number is the number of protons in the nucleus of an atom, which determines the element's identity.

Front

What is the significance of the atomic mass?

Back

The atomic mass is the weighted average mass of an element's isotopes, reflecting the number of protons and neutrons in the nucleus.

Front

What are periods in the Periodic Table?

Back

Periods are the horizontal rows in the Periodic Table, indicating the number of electron shells an atom has.

Front

What are groups or families in the Periodic Table?

Back

Groups or families are the vertical columns in the Periodic Table, containing elements with similar chemical properties.

Front

What subatomic particle is negatively charged?

Back

Electron.

Front

What subatomic particle is neutral?

Back

Neutron.

Front

What is the role of protons in an atom?

Back

Protons determine the element's identity and contribute to the atomic mass.

Front

How many elements are in the Periodic Table as of now?

Back

There are 118 confirmed elements in the Periodic Table.