Nuclear Chemistry Review

Which country is the largest producer of uranium, a critical resource for nuclear energy?

• United States

• Russia

• Canada

• Australia

finish the equation

²²⁶₈₈Ra --> ____ + ²²⁶₈₈Ra

• ⁴₂He

• ⁰_-1e

• y

Tags

NGSS.HS-PS1-8

What element does uranium transform into when it releases radiation?

• Na

• H

• Np

• Th

Tags

NGSS.HS-PS1-8

Based on the graph, how many hours does it take for 20 grams of the substance to decay?

• 6 hours

• 10 hours

• 18 hours

• 16 hours

About how many grams of the element will remain after one day?

• 12 grams

• 8 grams

• 57 grams

• 27 grams

Tags

NGSS.HS-PS1-7

What is the half-life of the pictured element?

• 16 hours

• 18 hours

• 4 hours

• 10 hours

Tags

NGSS.HS-PS1-8

Beta particles have...

• A negative charge and zero mass

• A negative charge and almost no mass

• A positive charge and a 4 AMU mass

• No charge and no mass

Tags

NGSS.HS-PS3-5

Alpha particles have...

• A negative charge and zero mass

• A negative charge and almost no mass

• A positive charge and a 4 AMU mass

• No charge and no mass

Tags

NGSS.HS-PS1-8

Gamma particles have...

• A negative charge and zero mass

• A negative charge and almost no mass

• A positive charge and a 4 AMU mass

• No charge and no mass

Tags

NGSS.HS-PS4-3

Which type of particle has a positive charge?

• X-rays

• Gamma

• Alpha

• Beta