Periodic Table Elements

Front

What is the atomic number of Calcium?

Back

20

Front

What is the chemical symbol for Beryllium?

Back

Be

Front

What is the charge of a proton?

Back

Positive (+)

Front

What is the charge of an electron?

Back

Negative (-)

Tags

NGSS.MS-PS2-5

Front

What is the mass of a neutron compared to a proton?

Back

Approximately equal

Front

What is the term for the number of protons in an atom?

Back

Atomic number

Front

What is the term for the center of an atom?

Back

Nucleus

Front

What is the primary function of neutrons in an atom?

Back

To stabilize the nucleus

Front

What is the most abundant element in the universe?

Back

Hydrogen

Front

What is the difference between an element and a compound?

Back

An element is a pure substance made of one type of atom, while a compound is made of two or more different types of atoms chemically bonded together.