Periodic Table

Front

What is the atomic mass of Nitrogen?

Back

14.01

Front

If an element has an atomic number of 11, how many protons does it have?

Back

11

Front

How many neutrons are in a Fluorine atom?

Back

10

Front

What is the mass of an atom with 10 protons and 11 neutrons?

Back

21

Front

How many protons does Calcium have?

Back

20

Front

What does the atomic number represent?

Back

The number of protons in an atom.

Front

What is the relationship between protons and neutrons in an atom?

Back

The number of protons plus the number of neutrons equals the atomic mass.

Front

What is the significance of the periodic table?

Back

It organizes elements based on their atomic number and properties.

Front

What is an element?

Back

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

Front

What is the difference between atomic mass and atomic number?

Back

Atomic mass is the total number of protons and neutrons, while atomic number is the number of protons.