Radioactive Decay

How is the alpha particle written in a nuclear equation?

• ⁴₂He

• ²₄He

• ⁰_-1e

• ⁰₀γ

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Alpha/Beta

Which type of nuclear radiation is being emitted here?

• Alpha
• beta
• gamma 
• none

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Alpha/Beta

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

• ₈₃²⁰⁵Bi
• ₈₆²⁰⁹Rn
• ₈₁²⁰⁷Tl
• ₈₅²⁰⁸At

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Solve Alpha/Beta

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

• ₄¹⁰Be
• ₇¹⁴N
• ₂¹⁰He
• ₆¹³C

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Solve Alpha/Beta

If we start off with element ₂₄X⁵⁰ after an alpha decay we get another element Y that looks like

• ₂₂Y⁵⁰
• ₂₂Y⁴⁶
• ₂₀Y⁴⁸
• ₂₆Y⁵⁴

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Solve Alpha/Beta

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

[The large number at the top is the atomic number]

• Actinium (Ac)

• Thorium( (Th)

• Uranium (U)

• Neptunium (Np)

• Plutonium (Pu)

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Solve Alpha/Beta

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

[The large number at the top is the atomic number]

• Actinium (Ac)

• Thorium( (Th)

• Uranium (U)

• Neptunium (Np)

• Plutonium (Pu)

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Solve Alpha/Beta

How many neutrons are in a boron nucleus?

• 5

• 6

• 11

• none of the above

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Atomic Chemistry

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

• alpha
• beta
• gamma
• none

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Solve Alpha/Beta

Which of these symbols can be used to represent alpha decay?

• 
• 
• 
• 

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Alpha/Beta