Balancing Nuclear Decay Equations

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

• alpha
• beta
• gamma
• none

Tags

NGSS.HS-PS1-8

Solve this equation for alpha decay.
²⁰⁹₈₅At = ___ + ⁴₂He

• ²⁰⁵₈₃Bi
• ²⁰⁹₈₆Rn
• ²⁰⁷₈₁Tl
• ²⁰⁸₈₅At

Tags

NGSS.HS-PS1-8

Solve this equation for alpha decay.
²²⁶₈₈Ra = ___ + ⁴₂He

• ²²²₈₆Rn
• ²²⁶₈₉Ac
• ²²⁴₈₄Po
• ²²⁵₈₈Ra

Tags

NGSS.HS-PS1-8

Solve this equation for beta decay.
⁶⁰₂₇Co = ___ + ⁰_-1e

• ⁵⁶₂₅Mn
• ⁶⁰₂₈Ni
• ⁵⁸₂₃V
• ⁵⁹₂₇Co

Tags

NGSS.HS-PS1-8

Solve this equation for beta decay.
¹⁴₆C = ___ + ⁰_-1e

• ¹⁰₄Be
• ¹⁴₇N
• ^10₂He
• ^13₆C

Tags

NGSS.HS-PS1-8

The following is an example of what type of reaction?
²⁴³₉₅Am  →  ²³⁹₉₃Np + ⁴₂He 

• alpha decay
• beta decay
• gamma decay

Tags

NGSS.HS-PS1-8

What is the missing isotope that will balance the following nuclear equation?
⁹₄Be  +  ¹₁H →  _____  +  ⁴₂He

• ¹⁰₅B
• ¹⁰₅Ne
• ⁶₃Li
• ⁶₃C

Tags

NGSS.HS-PS1-8

What particle completes this reaction?

• alpha particle
• beta particle
• gamma particle
• neutron

Tags

NGSS.HS-PS1-8

What is the complete nuclear equation for the alpha decay of the following isotope?

²⁴⁴₉₄Pu

• ²⁴⁴₉₄Pu → ²⁴⁰₉₂U + ¹₁H

• ²⁴⁴₉₄Pu → ²⁴⁰₉₂U + ⁴₂He

• ²⁴⁴₉₄Pu → ²⁴⁰₉₀Th + ⁴₂He

• ²⁴⁴₉₄Pu → ²⁴⁸₉₂U + ⁴₂He

Tags

NGSS.HS-PS1-8

Which form of decay is shown in the following nuclear equation?

²⁴⁰₉₂U → ²⁴⁰₉₃Np+ ⁰_-1e

• alpha decay

• beta decay

• gamma decay

• positron emission

Tags

NGSS.HS-PS1-8