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GC - Hunting the Elements
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Name: ________________________ Date: __________________ Period: __________

NOVA: Hunting the Elements

Gold - Au

  1. Write the number of subatomic particles in gold:
  1. Protons: _____
  2. Neutrons: _____
  3. Electrons: _____
  1. How much gold is in one ton of the mined rock? _________________
  2. How much is each truckload of ore worth, once the gold is extracted? _________
  3. What determines how reactive an element is? ___________________________

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Copper - Cu

  1. Write the number of subatomic particles in copper:
  1. Protons: _____
  2. Neutrons: _____
  3. Electrons: _____
  1. List two uses of copper.
  1. _______________________
  2. _______________________

The Alloy

  1. What alloy does tin make when mixed with copper?

_______________________________

  1. Why isn’t pure copper used for bells instead of bronze? ____________________

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Electron Microscope

  1. What part of the atom is actually visible under the microscope? ______________________________
  2. What do protons determine about an element? ___________________________
  3. What is the number of protons called? _________________________________
  4. Label the atomic number, symbol, and atomic mass of calcium below:

  5. What do electrons determine? ________________________________________

Chlorine - Cl

  1. Give the number of atomic particles in chlorine:
  1. Protons: _____
  2. Neutrons: _____
  3. Electrons: _____

Circle One:

  1. Chlorine wants to (take / give away) one electron, becoming an ( ion / isotope ).
  2. Why do alkali metals and halogens react so strongly with other elements?

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  1. What do sodium and chlorine make when combined? _____________________

Oxygen - O

  1. Write the chemical equation for the burning candle.

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  1. Write the chemical equation for the formation of rust. 

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  1. Compare the speed and explosive force of gunpowder, emulsion-gel, and C4. Which is the fastest? Explain why._____________________________________

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Elements of Life

  1. List the six most common elements of life, a common object they are found in, and an important property.

Element Symbol

Element Name

Common Object

C

H

N

O

P

S

Origin of the Elements

  1. What is the origin of hydrogen, the smallest element? _____________________

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  1. Describe the process of fusion and how it produces helium. _________________

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     24. What is created in a supernova explosion? _____________________________

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Silicon and Glass

  1. What elements is sand made of? ______________________________________

  2. What is added to Gorilla Glass to make it stronger than normal glass?

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Rare Earth Elements

  1. Where do most of the rare earth elements come from? ____________________
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  1. What elements are rare earth magnets usually made of? ___________________

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  1. Why are rare earth elements in such short supply? ________________________

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Carbon Isotopes

  1. What is the difference between the these carbon isotopes?

Protons

Neutrons

Electrons

Carbon-12

Carbon-13

Carbon-14

  1. What happens to Carbon-14 over time? ________________________________

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Nuclear Radiation

  1. Give the number of subatomic particles in uranium:
  1. Protons: _____
  2. Neutrons: _____
  3. Electrons: _____
  1. What element was used as fuel for the “Little Boy” bomb? __________________
  2. What element was used as fuel for the “Fat Man” bomb? ___________________

  1. What did you find most interesting about the video? Explain why using evidence from the video. ________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________