NOTES: Nuclear Reactions

Multiple Choice

Which particles are found in the nucleus of an atom?

• Protons and neutrons

• Electrons and protons

• Neutrons and electrons

• Protons, neutrons, and electrons

Multiple Choice

To find the mass number you add _________ and _________

• protons and electron

• neutrons and electrons

• protons and neutrons

Multiple Choice

Protons _____ other protons and _____ electrons

• repel

  repel

• repel

  attract

• attract

  attract

• attract

  repel

Multiple Choice

In this nuclear equation, the parent nuclide is___

• N-14

• C-14

• e-

Multiple Choice

In this equation, the daughter nuclide is

• N-13

• e+

• C-13

Multiple Choice

In alpha decay, the mass number...

• increases by 2

• decreases by 2

• increases by 4

• decreases by 4

Multiple Choice

In alpha decay, the atomic number...

• increases by 2

• decreases by 2

• increases by 4

• decreases by 4

Multiple Select

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

Multiple Choice

Complete the nuclear reaction

₈₅²⁰⁹At --> ___ + ₂⁴He

• ₈₃²⁰⁵Bi

• ₈₆²⁰⁹Rn

• ₈₁²⁰⁷Tl

Multiple Choice

Solve this equation for beta decay.

₆¹⁴C --> ___ + _-1⁰e

• ₄¹⁰Be

• ₇¹⁴N

• ₂¹⁰He

• ₆¹³C

Multiple Choice

How does beta decay affect the atomic number of an element?

• Beta decay decreases the atomic number by 1.

• Beta decay does not affect the atomic number.

• Beta decay increases the atomic number by 1.

• Beta decay increases the atomic number by 2.

Multiple Choice

How does beta decay effect the mass number of the daughter nuclide?

• stays the same

• increases by 1

• decreases by 1

Multiple Choice

How does positron emission change the mass number of the daughter nuclide?

• no change

• increases by 1

• decreases by 1

Multiple Choice

How does positron emission change the atomic number of the daughter nuclide?

• no change

• increases by 1

• decreases by 1

Multiple Choice

What happens to the atomic number of the daughter nuclide in electron capture?

• stays the same

• increases by 1

• decreases by 1