Nuclear Chemistry Day 1

Multiple Choice

In a correctly written symbol what would be located in the "A" position?

• number of neutrons

• atomic number

• number of electrons 

• mass number

Multiple Choice

_____is the joining of atomic nuclei

• Fusion

• chain reaction

• Photosynthesis

• Fission

Multiple Choice

_______is the splitting of atomic nuclei

• Fission

• nuclear reaction

• Fusion

• bayler reaction

Multiple Choice

Which reaction produces harmful radioactive waste?

• Fission

• Photosynthesis

• chain reaction

• Fusion

Multiple Choice

Which process occurs naturally in the center of stars like the Sun

• Bi-multiple reaction

• Fission

• chemical

• fusion

Multiple Choice

How is the alpha particle written in a nuclear equation?

• ⁴₂He

• ²₄He

• ⁰_-1e

• ⁰₀γ

Multiple Choice

Which type of nuclear radiation is being emitted here?

• Alpha

• beta

• gamma 

• none

Multiple Choice

Solve this equation for alpha decay.
₈₅²⁰⁹At = ___ + ₂⁴He

• ₈₃²⁰⁵Bi

• ₈₆²⁰⁹Rn

• ₈₁²⁰⁷Tl

• ₈₅²⁰⁸At

Multiple Choice

Gamma rays have

• no mass

• a huge mass

• a small mass

• an average mass

Multiple Choice

Solve this equation for beta decay.
₆¹⁴C = ___ + _-1⁰e

• ₄¹⁰Be

• ₇¹⁴N

• ₂¹⁰He

• ₆¹³C

Multiple Choice

During beta-particle emission, a neutron splits into a____________________.

• proton and electron

• neutron and electron

• neutron and proton

Multiple Choice

Has the symbol

• Alpha

• Beta 

• Gamma

Multiple Choice

Has the highest penetrating power.  Can penetrate our body.  Even several cm thick of lead or several meters thick of concrete cannot stop all of it.

• Alpha

• Beta

• Gamma

Multiple Choice

Has the lowest penetrating power.  Can only penetrate 0.05 mm into the body and can be stopped by the skin.

• Alpha

• Beta

• Gamma

• Electron capture

Multiple Choice

Uranium-238  decays into  Thorium-234  by emitting .........

• an alpha particle

• a beta particle

• gamma rays

• visible light

Multiple Choice

Radioactive materials have unstable...

• electrons

• protons

• nuclei

• neutrons