Fall Semester Final Review 24-25

Front

What is a property of metals?

Back

Metals conduct electricity, are malleable, and have a sea of electrons surrounding them. They are not brittle.

Front

What is the first step of the scientific method?

Back

The first step is to state a question or problem.

Front

What is mass number?

Back

Mass number is specific for each isotope and is the sum of protons and neutrons in an atom.

Front

What state of matter has a definite shape and a definite volume?

Back

Solid.

Front

How do you calculate the mass number of an atom?

Back

Mass number = Number of protons + Number of neutrons.

Front

What is the charge of a proton?

Back

A proton has a positive charge.

Front

What is the charge of an electron?

Back

An electron has a negative charge.

Front

What is the charge of a neutron?

Back

A neutron has no charge (neutral).

Front

What is the periodic table?

Back

The periodic table is a tabular arrangement of elements organized by increasing atomic number.

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.