MIDTERM: Review

Front

Subatomic particles that are neutral in charge

Back

Neutrons

Front

A series of steps used by scientists to solve a problem or answer a question.

Back

Scientific method

Front

Atoms of the same element with a different number of neutrons

Back

Isotope

Front

A material that can stop gamma radiation is

Back

Lead

Front

How many electrons are needed in the outer energy levels of an atom to be stable?

Back

8

Front

The positively charged subatomic particle found in the nucleus of an atom

Back

Proton

Front

The negatively charged subatomic particle that orbits the nucleus of an atom

Back

Electron

Front

The process by which one or more substances change to produce one or more different substances

Back

Chemical reaction

Front

The law stating that mass is neither created nor destroyed in a chemical reaction

Back

Law of conservation of mass

Front

The type of bond formed when electrons are shared between atoms

Back

Covalent bond