Intro to the PT

Front

What is a chemical symbol?

Back

A chemical symbol is a one or two-letter abbreviation used to represent an element's name.

Front

What is the chemical symbol for Gold?

Back

Au

Front

What are the vertical columns on the periodic table called?

Back

Groups

Front

What is the atomic number of Magnesium?

Back

12

Front

What is the second letter of a chemical symbol always?

Back

Lowercase

Front

What is the purpose of a chemical symbol?

Back

To provide a shorthand way to represent elements in chemical equations and formulas.

Front

How many elements are in the periodic table as of now?

Back

There are 118 confirmed elements in the periodic table.

Front

What does the atomic number represent?

Back

The atomic number represents the number of protons in the nucleus of an atom.

Front

What is the significance of groups in the periodic table?

Back

Elements in the same group have similar chemical properties and the same number of valence electrons.

Front

What is the difference between a chemical symbol and a chemical formula?

Back

A chemical symbol represents a single element, while a chemical formula represents a compound made of two or more elements.