Periodic Table

Front

Which side of the periodic table can you find the metals?

Back

Metals are found on the left side of the periodic table.

Front

How many groups are there in the periodic table?

Back

There are 18 groups in the periodic table.

Front

What is the difference between atomic number and atomic mass?

Back

Atomic number is a whole number that represents the number of protons in an atom, while atomic mass is a decimal that represents the average mass of an atom's isotopes.

Front

Which elements are liquid at room temperature?

Back

Bromine and mercury are the only elements that are liquid at room temperature.

Front

How many periods are there in the periodic table?

Back

There are 7 periods in the periodic table.

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 is the periodic law?

Back

The periodic law states that the properties of elements are a periodic function of their atomic numbers.

Front

What are metalloids?

Back

Metalloids are elements that have properties of both metals and nonmetals.

Front

What is the significance of the atomic number?

Back

The atomic number determines the identity of an element and its position in the periodic table.

Front

What are noble gases?

Back

Noble gases are a group of elements in Group 18 that are colorless, odorless, and inert under standard conditions.