1. Project Heat
Grade 9 Chemistry
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2. $100
I am the Isotope of Carbon that is necessary for scientists to determine the age of a fossil that used to be alive.
$100 Category 1 - Question

3. $100
What is carbon 14?
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4. I am the number of extra neutrons present in the Isotope Carbon 14.
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I am the number of extra neutrons present in the Isotope Carbon 14.

5. $100
What is
2 extra neutrons?

6. I am the overall charge of any atom in the periodic table.
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I am the overall charge of any atom in the periodic table.

7. $100
What is a neutral?

8. $100
I am the charge of any atom in the periodic table which loses 3 electrons.

9. $100
What is
+3 ?

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The two rows of elements in the periodic table which are separate from the rest of the table are _______ and _______.

11. What are lanthanides and actinides.
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What are lanthanides and actinides.

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I am one of the separate groups on the periodic table in which most of the elements were synthesised in a lab using a particle accelerator to collide atoms into each other.

13. $100
What are the actinides?

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I am a common actinide created by colliding Uranium atoms together in a particle accelerator.

15. $100
What is plutonium?

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Na (sodium), Li (Lithium), and K (Potassium) belong to this group in the periodic table.

17. What are the alkali metals?
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What are the alkali metals?

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Ca (Calcium), Mg (Magnesium), belong to group 2 of the period table. This group is also known as the ______ ____ ______.

19. What are the Alkaline Earth Metals?
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What are the Alkaline Earth Metals?

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I am a group in the period table consisting of gases with satisfied valence electron shells that rarely react chemically.

21. What is the noble gases group?
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What is the noble gases group?

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The ease and speed with which element combines, or reacts, with other substances is called reactivity.

23. $100
What is
Reactivity?

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the deterioration of a metal due to a chemical reaction in the environment. E.G. Iron reacts with oxygen and this is called ‘rust’.

25. $100
What is:
Corrosion?

26. DAILY
DOUBLE

27. Daily Double
____ ______ Family is group 16 in the periodic table and contains oxygen, sulfur and selenium.

28. What is the oxygen family?
Daily Double
What is the oxygen family?

29. $100
____ ________ Family is group 17 on the periodic table and contains fluorine, chlorine, bromine and iodine

30. What is the halogen family?
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31. $100
When a bullet hits a target and breaks up upon impact, the pieces left over are called _______ _______.

32. $100
What are
Spallation products.

33. $100
When two Uranium nuclei are collided together, the pieces that fly out this nuclear reaction are referred to as ________ _______ .

34. $100
What are
Spallation Products?

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A possible spallation product in a nuclear reaction consists of a particle made of two protons and two neutrons. I am an _____ ________.

36. $100
What is:
An Alpha Particle?

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I am the type of radioactive decay in which the nuclei of helium atoms are emitted.

38. $100
What is Alpha decay?

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During some radioactive decay, a neutron changes into a proton and emits an electron. In this case, these electrons are referred to as _____ ________ .

40. What are beta particles?
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What are beta particles?

41. $100
The type of radioactive decay in which a neutron changes into a proton and an electron is released is this type of radioactive decay.

42. $100
What is beta decay?

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I am a type of radiation that almost always occurs during radioactive decay. I am more energetic and much more damaging compared to x-rays.
I am ______ ______ .

44. What are
Gamma Rays?
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45. $100
The scientist that accidentally discovered radioactive decay using photographic plates was _______ _________.

46. Who is French scientist:
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Who is French scientist:
Henry Becquerel?

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I am the scientist who studied radioactivity extensively and concluded that uranium emits radioactivity spontaneously. I received the Nobel prize in Chemistry for my research. I am ______ _________ .

48. $100
Who is Marie Curie?

49. I am what archaeologists use the science behind radioactivity for.
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I am what archaeologists use the science behind radioactivity for.

50. $100
What is
Radioactive Dating?

51. $100
We are two other common uses that come from the science behind radioactive decay.

52. What are medicinal uses and nuclear energy?
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What are medicinal uses and nuclear energy?