Nuclear Chemistry Video

Who discovered X-rays in 1985?

• William Radigan

• Marie Curie

• Albert Einstein

• Isaac Newton

What is a radioisotope?

• A stable atom

• An isotope with an unstable nucleus

• A type of chemical reaction

• A form of electromagnetic radiation

What is true about alpha particles?

• They have a negative charge

• They are very penetrating

• They can be stopped by paper

• They are a type of X-ray

In beta decay, what happens to the atomic number?

• It decreases by one

• It increases by one

• It remains the same

• It doubles

Which type of radiation has the highest penetrating power?

• X-ray radiation

• Alpha radiation

• Beta radiation

• Gamma radiation