Isotope Check

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.

Front

What is the mass number of an atom?

Back

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

Front

How do isotopes of the same element differ?

Back

Isotopes of the same element differ in the number of neutrons they contain.

Front

What happens to an atom if a neutron is added or removed?

Back

The atom becomes a different isotope of the same element.

Front

What happens to an atom if a proton is added or removed?

Back

The atom becomes a different element.

Front

What is the significance of the atomic number?

Back

The atomic number is the number of protons in the nucleus of an atom and determines the element's identity.

Front

What is a common use of isotopes in medicine?

Back

Isotopes are used in medical imaging and cancer treatment, such as radioactive iodine in thyroid treatment.

Front

What is the difference between Carbon-12 and Carbon-14?

Back

Carbon-12 has 6 neutrons, while Carbon-14 has 8 neutrons.

Front

What is a radioactive isotope?

Back

A radioactive isotope is an isotope that is unstable and decays over time, emitting radiation.

Front

How can isotopes be used in dating archaeological finds?

Back

Isotopes like Carbon-14 can be used to date organic materials by measuring the amount of Carbon-14 remaining.