Nuclear Reactions and Nuclear Forces

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Chemistry Worksheet

Nuclear Reactions and Nuclear Forces

1.

How is it possible to create an element like gold?

2.

What two processes are involved in nuclear reactions?

3.

What is the atomic number of gold? What does this mean?

4.

Name two sets of atoms that could be combined to make gold atoms.

5.

What are the two types nuclear reactions?

6.

Define the term “fusion.”

7.

Name two atoms that could be split to make gold atoms. What would the other atoms be?

8.

Define the term “fission.”

9.

What is a “particle accelerator?”

10.

Why couldn’t you get rich making gold atoms?

11.

Fission and fusion are ________________ reactions.

12.

Which subatomic particles participate in nuclear reactions?

13.

What are “nucleons.”

Use the chart below to answer Questions 14 – 18

14.

How do chemical reactions differ from nuclear reactions regarding the subatomic particles that participate in the reactions?

15.

What is the outcome of a chemical reaction? a nuclear reaction?

16.

Compare the energy changes in a chemical reaction to those in a nuclear reaction.

17.

List five examples of everyday chemical reactions.

18.

List five examples of nuclear reactions.

19.

What is the charge on a proton?

20.

The element boron has an atomic number of 5, so what does a boron nucleus contain?

21.

W hat keeps these positive particles together?

22.

What is the Strong Nuclear Force and how does it affect nucleons?

23.

Explain why a nucleus containing positive particles doesn’t fly apart from the repulsion of the protons.

24.

For every atom heavier than hydrogen, what is the relationship between protons and neutrons in the nucleus?

25.

What is in a calcium nucleus?

26.

What happens to the proton-neutron relationship when atoms get heavier (more massive)?

27.

What happens to the proton-neutron relationship when atoms more than 83 protons in their nucleus?

28.

Every nucleus with more than 83 protons is _________________.

29.

All atoms of the same element have the same number of _____________, but can have different numbers of _______________.

30.

Define the term “isotopes.”

31.

Give an example of isotopes.

32.

How is the atomic mass number of an isotope determined?

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