Flashcard Isotopes - Mrs. Chacon

Front

What is the mass number of carbon-13?

Back

13

Front

How can isotopes be written in isotope notation? What is A? What is Z?

Back

A = Mass number, Z = Atomic number

Front

What is the name of the pictured isotope?

Back

Chlorine-36

Front

What do these isotopes of carbon all have in common?

Back

They all have the same atomic number.

Front

How many protons does carbon-12 have?

Back

6

Front

What is an isotope?

Back

Isotopes are variants of a chemical element that have the same number of protons but different numbers of neutrons.

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 difference between mass number and atomic number?

Back

Mass number is the total number of protons and neutrons, while atomic number is the number of protons.

Front

How do you determine the number of neutrons in an isotope?

Back

Subtract the atomic number from the mass number.

Front

What is the mass number of chlorine-36?

Back

36