Intro to Periodic Table

Front

What is the symbol for copper?

Back

Cu

Front

H is the symbol for which of the following?

Back

Hydrogen

Front

Na is the symbol for which of the following?

Back

Sodium

Front

Which of the following is a metal?

Back

Titanium

Front

True or False: Mendeleev left blank spaces in his periodic table because some elements were not yet discovered, but he predicted where they would fit in on the table.

Back

True

Front

What is the main purpose of the periodic table?

Back

To organize elements based on their properties and atomic numbers.

Front

What are groups in the periodic table?

Back

Vertical columns that group elements with similar chemical properties.

Front

What are periods in the periodic table?

Back

Horizontal rows that indicate the number of electron shells in the elements.

Front

What is an element?

Back

A pure substance that cannot be broken down into simpler substances.

Front

What is the atomic number?

Back

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