Atomic Structure and Periodic Table

Front

What is the maximum number of electrons that can be held in the second shell of an atom?

Back

8

Front

What are the subatomic particles found in the outermost shell that are responsible for an atom's reactivity?

Back

Valence electrons

Front

Which subatomic particles have a negative charge?

Back

Electrons

Front

What does the atomic number of an element represent?

Back

The number of protons in an element.

Front

If an atom has 8 protons, 8 neutrons, and 8 electrons, what is its atomic mass?

Back

16

Front

What is the term for the center of an atom that contains protons and neutrons?

Back

Nucleus

Front

What are protons?

Back

Subatomic particles with a positive charge found in the nucleus of an atom.

Front

What is the mass number of an atom?

Back

The total number of protons and neutrons in the nucleus.

Front

What are neutrons?

Back

Subatomic particles with no charge found in the nucleus of an atom.

Front

What is the significance of valence electrons in chemical bonding?

Back

They determine how an atom will bond with other atoms.