Physical Science Midterm December 2024

Front

What is the dense center of an atom?

Back

Nucleus

Front

Which particles are found inside the nucleus of an atom?

Back

Protons and Neutrons

Front

What are groups in the periodic table?

Back

Columns

Front

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

Back

Atomic Number

Front

Which element has 3 energy levels with electrons?

Back

Aluminum (Al)

Front

What is the charge of a proton?

Back

Positive

Front

What is the charge of a neutron?

Back

Neutral

Front

What is the charge of an electron?

Back

Negative

Front

What is the atomic mass of an element?

Back

The weighted average mass of an element's isotopes.

Front

What is an isotope?

Back

Atoms of the same element with different numbers of neutrons.