Honors Review Flashcardizz

Front

What causes an ion to have a negative charge?

Back

An ion has a negative charge when it has more electrons than protons.

Front

What is the name of the isotope with one proton and one neutron?

Back

The isotope is called Hydrogen-2.

Front

What is the difference between an atom and an isotope?

Back

The difference is the number of neutrons; isotopes have different numbers of neutrons.

Front

What type of radioactive particle can be stopped by a sheet of paper?

Back

An alpha particle can be stopped by a sheet of paper.

Front

How many valence electrons does carbon have?

Back

Carbon has 4 valence electrons.

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 the significance of valence electrons in chemical bonding?

Back

Valence electrons determine how an atom can bond with other atoms.

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 the mass number of an isotope?

Back

The mass number is the total number of protons and neutrons in the nucleus of an atom.

Front

What is a beta particle?

Back

A beta particle is a high-energy, high-speed electron or positron emitted during radioactive decay.