Ions and Isotopes

Front

What particles are NOT inside the nucleus of atoms?

Back

Electrons are not inside the nucleus; they orbit around it.

Front

What type of ion does Chlorine [Cl] form?

Back

Chlorine forms an anion.

Front

What is the charge of neutrons?

Back

Neutrons have a neutral charge (no charge).

Front

In the notation Cl-37, what does the '37' represent?

Back

The '37' represents the atomic mass number of Chlorine.

Front

How many valence electrons does Chlorine [Cl] have?

Back

Chlorine has 7 valence electrons.

Front

What is an ion?

Back

An ion is an atom or molecule that has a net electrical charge due to the loss or gain of one or more electrons.

Front

What is the difference between cations and anions?

Back

Cations are positively charged ions, while anions are negatively charged ions.

Front

What is atomic mass number?

Back

The atomic mass number is the total number of protons and neutrons in an atom's nucleus.

Front

What is the role of protons in an atom?

Back

Protons determine the atomic number and identity of an element.

Front

How do isotopes of an element differ?

Back

Isotopes of an element differ in the number of neutrons they contain.