2nd Nine Weeks Exam (S1)

Front

What is the central region of an atom where its neutrons and protons are located?

Back

Nucleus

Front

What do you call atoms of the same element that have different numbers of neutrons?

Back

Isotopes

Front

What are subatomic particles with a negative charge?

Back

Electrons

Front

Which particle has a positive electrical charge?

Back

Proton

Front

What are subatomic particles with a positive charge?

Back

Protons

Front

What is the charge of neutrons?

Back

Neutral (no charge)

Front

What is the smallest unit of an element that retains the properties of that element?

Back

Atom

Front

What is the term for the average mass of an element's isotopes?

Back

Atomic mass

Front

What is the region around the nucleus where electrons are likely to be found?

Back

Electron cloud

Front

What is the term for a particle that has no electrical charge?

Back

Neutron