Elements and the Periodic Table

Front

What is the chemical symbol for Iron?

Back

Fe

Front

What is the atomic number of an element?

Back

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

Front

Who developed the first periodic table?

Back

Dmitri Mendeleev

Front

What does the atomic mass of an element represent?

Back

The atomic mass is the weighted average mass of an element's isotopes, measured in atomic mass units (amu).

Front

What is the chemical symbol for Lithium?

Back

Li

Front

What is the significance of the periodic table?

Back

The periodic table organizes elements based on their atomic number and properties, showing trends and relationships among them.

Front

What is an element?

Back

An element is a pure substance that cannot be broken down into simpler substances by chemical means.

Front

What information is found in an element box on the periodic table?

Back

An element box typically contains the element's atomic number, chemical symbol, atomic mass, and sometimes its name.

Front

What is the atomic number of Carbon?

Back

6

Front

What is the difference between atomic mass and atomic number?

Back

Atomic number is the number of protons, while atomic mass is the average mass of an element's isotopes.