Radioisotopes

It a radioactive isotope has too few neutrons it will release _________________radiation

• gamma

• Beta -

• Beta +

• alpha

Tags

NGSS.HS-PS1-8

Complete the following reaction and choose the type of decay.

_54Xe¹¹⁸ → X + ₅₅Cs¹¹⁸

• alpha emission

• neutron activation

• beta emission

• gamma emission

Tags

NGSS.HS-PS1-8

True or False: Radioisotopes used in medicine generally have short halve lives.

• True

• False

Tags

NGSS.HS-PS1-8

True or False: Radioisotopes in medicine are used for both diagnosis and treatment.

• True

• False

True or False: Radioisotopes are unstable forms of chemical elements.

• True

• False

Tags

NGSS.HS-PS1-8

In what ways can radioactive tracers be administered to a patient? Choose all that apply.

• Oraly

• Injected

• Inhaled

• None of the above

True or False: Radioisotopes are used to treat cancer.

• True

• False

Tags

NGSS.HS-PS1-8

An isotope with an unstable nucleus

• Background radiation

• Critical mass

• Radioisotope

Tags

NGSS.HS-PS1-8

Charged particles and electromagnetic waves that are emitted from the nuclei of radioisotopes

• Nuclear radiation

• Radioactivity

• Radioisotope

Tags

NGSS.HS-PS1-8

Isotopes have different numbers of

• protons

• neutrons

• electron

• properties

Tags

NGSS.HS-PS1-8