Atomic Structure Flashcard

Front

What is the charge of a neutron?

Back

A neutron is electrically neutral, meaning it has no charge.

Front

What subatomic particles contribute the most to the mass of an atom?

Back

Protons and Neutrons contribute the most to the mass of an atom.

Front

How many protons are in a carbon atom?

Back

A carbon atom has 6 protons.

Front

How many electrons are in a neutral sulfur atom?

Back

A neutral sulfur atom has 16 electrons.

Front

What subatomic particles are found in the nucleus of an atom?

Back

The nucleus of an atom contains protons and neutrons.

Front

What is the mass of a proton compared to a neutron?

Back

A proton and a neutron have approximately the same mass.

Front

What is the role of electrons in an atom?

Back

Electrons are responsible for chemical bonding and reactions.

Front

What is the atomic number of an element?

Back

The atomic number is the number of protons in the nucleus of an atom.

Front

What is an ion?

Back

An ion is an atom that has gained or lost one or more electrons, resulting in a charge.

Front

What is the difference between an atom and a molecule?

Back

An atom is the smallest unit of an element, while a molecule is a group of two or more atoms bonded together.