Radiation Theory

Question 1

If Radon-207 undergoes alpha decay, what is the resulting isotope?

Accepted Answer

Polonium-203

Question 2

Who attempted to demonstrate a relationship between x-rays and the phosphorescence of uranium salts?

Accepted Answer

Becquerel

Question 3

When were x-rays discovered?

Accepted Answer

1895

Question 4

Which of the radiation types is the highest energy?

Accepted Answer

gamma rays

Question 5

Which type of radiation is described as an electron?

Accepted Answer

beta particles

Question 6

Who discovered the charge of alpha particles?

Accepted Answer

Curie

Question 7

Which type of radiation is described as the core of a helium atom?

Accepted Answer

alpha particles

Question 8

If Americium-227 undergoes beta decay, what is the resulting isotope?

Accepted Answer

Curium-227

Question 9

Who discovered beta particles?

Accepted Answer

Rutherford

Question 10

Who initially discovered X-rays?

Accepted Answer

Roentgen

Question 11

The type of chemistry that involves changes in the center of an atom

Accepted Answer

nuclear chemistry

Question 12

Who discovered the charge of gamma rays?

Accepted Answer

Curie

Question 13

Who came up with the name 'radioactivity'?

Accepted Answer

Curie

Question 14

If Actinium-218 undergoes gamma decay, what is the resulting isotope?

Accepted Answer

Actinium-218

Question 15

Who discovered gamma rays?

Accepted Answer

Villiard

Question 16

Who discovered alpha particles?

Accepted Answer

Rutherford

Question 17

Which type of radiation is described as pure energy?

Accepted Answer

gamma rays

Question 18

Who observed X-rays emitting from a vacuum discharge tube?

Accepted Answer

Roentgen

Question 19

Who discovered the charge of beta particles?

Accepted Answer

Curie

Question 20

Two atoms that have the same atomic number but different mass numbers are

Accepted Answer

isotopes

Question 21

Who discovered radiation was naturally emitted from uranium?

Accepted Answer

Becquerel

Questions 21