Ions & Isotopes - Carter

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 an isotope?

Back

Isotopes are variants of a particular chemical element that have the same number of protons but different numbers of neutrons.

Front

What does the atomic number represent?

Back

The atomic number represents the number of protons in the nucleus of an atom, which determines the element's identity.

Front

How do you determine the number of neutrons in an atom?

Back

The number of neutrons can be determined by subtracting the atomic number from the atomic mass.

Front

What is the charge of a cation?

Back

A cation is a positively charged ion, formed when an atom loses one or more electrons.

Front

What is the charge of an anion?

Back

An anion is a negatively charged ion, formed when an atom gains one or more electrons.

Front

How many electrons does a neutral atom have?

Back

A neutral atom has the same number of electrons as protons.

Front

What is the significance of the superscript in isotope notation?

Back

The superscript in isotope notation indicates the atomic mass of the isotope.

Front

What is the significance of the subscript in isotope notation?

Back

The subscript in isotope notation indicates the atomic number of the element.

Front

How many protons are in the isotope Titanium-22?

Back

Titanium-22 has 22 protons.