Periodic Table Review

Front

What describes the trends and patterns of the periodic table?

Back

The atomic number and atomic mass increase from left to right across a period, and energy levels increase from top to bottom down a group.

Front

What does an atom of the element with atomic number 6 always have?

Back

Six protons in its nucleus.

Front

What is the horizontal row on the periodic table called?

Back

Period.

Front

What is a vertical column on the periodic table called?

Back

Group.

Front

Which two elements have similar chemical properties?

Back

Carbon and Silicon.

Front

What is the atomic number?

Back

The number of protons in the nucleus of an atom.

Front

What is the atomic mass?

Back

The weighted average mass of an element's isotopes.

Front

What are groups in the periodic table?

Back

Vertical columns that contain elements with similar chemical properties.

Front

What are periods in the periodic table?

Back

Horizontal rows that indicate the number of energy levels in the elements.

Front

What is the significance of the periodic table?

Back

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