Protons, Neutrons, Electrons, Ions, Isotopes Flashcard

Front

What is the atomic mass of Sodium?

Back

22.9898

Front

How many neutrons does a Hydrogen atom have?

Back

0

Front

How many neutrons are in the isotope with mass number 21?

Back

21

Front

What is the atomic mass of Hydrogen?

Back

1

Front

How many ELECTRONS does copper have if it has the following charge: Cu²⁺?

Back

27

Front

Define a proton.

Back

A proton is a positively charged subatomic particle found in the nucleus of an atom.

Front

Define a neutron.

Back

A neutron is a neutral subatomic particle found in the nucleus of an atom.

Front

Define an electron.

Back

An electron is a negatively charged subatomic particle that orbits the nucleus of an atom.

Front

What is an ion?

Back

An ion is an atom or molecule that has a net electrical charge due to the loss or gain of one or more electrons.

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.