Decay

Which type of nuclear radiation is being emitted here?

• Alpha

• beta

• gamma 

• none

Tags

Alpha/Beta

If some Protactinium (Pa) decays by alpha it would become...

• Actinium (Ac)

• Thorium( (Th)

• Uranium (U)

• Neptunium (Np)

• Plutonium (Pu)

Tags

Solve Alpha/Beta

If some Protactinium (Pa) decays by beta it would become...

• Actinium (Ac)

• Thorium( (Th)

• Uranium (U)

• Neptunium (Np)

• Plutonium (Pu)

Tags

Solve Alpha/Beta

Complete the nuclear equation and determine the type of decay that is occurring in this reaction. 

• alpha

• beta

• gamma

• none

Tags

Solve Alpha/Beta

How many of the atoms have decayed to daughter atoms after 2 half-lifes?

• 10

• 5

• 15

• 2.5

What is the half-life of mercury-203?

• 50 years

• 50 days

• 50%

• 100 days

Tags

NGSS.HS-PS1-8

How much radioactive material is left after 10 years?

• 6.25%

• 50%

• 25%

• 12.5%

Tags

NGSS.HS-PS1-8

What type of radioactive decay is shown here? Notice it is emitting an electron.

• Alpha decay

• Beta decay

• Gamma decay

Tags

NGSS.HS-PS1-8

Which type of radioactive decay gives off energy only (no particles)?

• alpha

• beta

• gamma

Tags

NGSS.HS-PS1-8

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

• ₈₃²⁰⁵Bi

• ₈₆²⁰⁹Rn

• ₈₁²⁰⁷Tl

• ₈₅²⁰⁸At

Tags

Solve Alpha/Beta