Nuclear Chemistry

Which of the following is a beta particle?

• ⁰₀γ

• ⁴₂He

• ⁰_-1ß

• ⁰₊₁ß

Which of the following is an alpha particle?

• ⁰₀γ

• ⁴₂He

• ⁰_-1ß

• ⁰₊₁ß

Which of the following can be stopped most easily?

• ⁰₀γ

• ⁴₂He

• ⁰_-1ß

• ⁰₊₁ß

Which of the following can travel the farthest in air?

• ⁰₀γ

• ⁴₂He

• ⁰_-1ß

• ⁰₊₁ß

Which of the following types of decay would result in a neutron to proton conversion for the parent nuclide?

• alpha decay
• beta decay
• positron emission or electron capture
• gamma decay

Which of the following types of decay would result in no change in neutrons or protons for the parent nuclide?

• alpha decay
• beta decay
• positron emission or electron capture
• gamma decay

Which of the following types of decay would result in a proton to neutron conversion for the parent nuclide?

• alpha decay
• beta decay
• positron emission or electron capture
• gamma decay

Which of the following types of decay would result in decrease in both protons and neutrons for the parent nuclide?

• alpha decay
• beta decay
• positron emission or electron capture
• gamma decay

How many neutrons does ⁸⁴₃₈Sr have?

• 38

• 84

• 46

• 122

What is the N/Z ratio of ⁸⁴₃₈Sr?

• 2.21

• 1.21

• 1.01

• 0.81