Periodic Table Scavenger Hunt

Periodic Table Scavenger Hunt

Clues: 1. Symbol Au. Activity: Periodic Table Scavenger Hunt Use each clue below to determine the identity of the element on the periodic table. 2. The most reactive nonmetal. 3. Atomic number of 12. 4. An alkali metal in period 4. 5. The most abundant element in air. Hint: it has an atomic number of 7. 6. A metal with 3 valence electrons, used in cans. 7. A period 3 element that will not react naturally. 8. Has 5 valence electrons and is in period 3. 9. The most reactive metal. 10. A period 1 element used to make balloons float. 11. The only nonmetal in group 1. 12. Responsible for the smell of rotten eggs. Hint: it has 16 protons. 13. Has an atomic number that doubles silicon’s. 14. The first element in the group of rare earth metals. 15. A group 12 metal that was once used in thermometers, but is now known to be poisonous. 16. Has 3 valence electrons and 4 energy levels. 17. The only metalloid in period 3. 18. The only metalloid with 3 valence electrons. 19. The alkali metal that makes up table salt. 20. Its most common isotope has 5 neutrons. Atomic Structure Unit â’¸It’s Not Rocket Science 2017 Element: Add Text Here! Add Text Here! Add Text Here! Add Text Here! Add Text Here! Add Text Here! Add Text Here! Add Text Here! Add Text Here! Add Text Here! Add Text Here! Add Text Here! Add Text Here! Add Text Here! Add Text Here! Add Text Here! Add Text Here! Add Text Here! Add Text Here! Add Text Here! 17 K
Hunt

The Correct Answer and Explanation is :

Here’s a list of answers to each clue, along with explanations:

1. Symbol Au
   Answer: Gold
   Gold has the symbol Au, derived from its Latin name aurum. It is a highly valued metal known for its use in jewelry and currency.
2. The most reactive nonmetal
   Answer: Fluorine
   Fluorine (F) is the most reactive nonmetal on the periodic table. It reacts violently with many substances, including metals and organic compounds.
3. Atomic number of 12
   Answer: Magnesium
   Magnesium (Mg) has an atomic number of 12. It is a shiny gray metal that is essential for many biological processes.
4. An alkali metal in period 4
   Answer: Potassium
   Potassium (K) is an alkali metal in period 4. It is highly reactive, especially with water.
5. The most abundant element in air. Hint: it has an atomic number of 7
   Answer: Nitrogen
   Nitrogen (N) has an atomic number of 7 and makes up about 78% of the Earth’s atmosphere.
6. A metal with 3 valence electrons, used in cans
   Answer: Aluminum
   Aluminum (Al) has 3 valence electrons and is commonly used to make cans due to its lightweight and corrosion-resistant properties.
7. A period 3 element that will not react naturally
   Answer: Argon
   Argon (Ar) is a noble gas in period 3. As a noble gas, it is chemically inert and does not react under normal conditions.
8. Has 5 valence electrons and is in period 3
   Answer: Phosphorus
   Phosphorus (P) has 5 valence electrons and is located in period 3. It is crucial in biological processes like the formation of DNA.
9. The most reactive metal
   Answer: Francium
   Francium (Fr) is the most reactive metal. It is an alkali metal and highly unstable, rarely found in nature.
10. A period 1 element used to make balloons float
    Answer: Hydrogen
    Hydrogen (H) is a period 1 element, and its low density makes it suitable for filling balloons that float.
11. The only nonmetal in group 1
    Answer: Hydrogen
    Hydrogen (H) is the only nonmetal in group 1 of the periodic table. Despite being in the alkali metal group, it behaves differently from metals.
12. Responsible for the smell of rotten eggs. Hint: it has 16 protons
    Answer: Sulfur
    Sulfur (S) has 16 protons and is responsible for the characteristic odor of rotten eggs, often found in compounds like hydrogen sulfide.
13. Has an atomic number that doubles silicon’s
    Answer: Germanium
    Germanium (Ge) has an atomic number of 32, which is double that of silicon (Si), which has an atomic number of 14.
14. The first element in the group of rare earth metals
    Answer: Lanthanum
    Lanthanum (La) is the first element in the rare earth metal group, located in the f-block of the periodic table.
15. A group 12 metal that was once used in thermometers, but is now known to be poisonous
    Answer: Mercury
    Mercury (Hg) is a group 12 metal that was once used in thermometers. It is now known to be highly toxic.
16. Has 3 valence electrons and 4 energy levels
    Answer: Gallium
    Gallium (Ga) has 3 valence electrons and is in period 4, meaning it has 4 energy levels.
17. The only metalloid in period 3
    Answer: Silicon
    Silicon (Si) is the only metalloid in period 3. It has properties of both metals and nonmetals, making it useful in electronics.
18. The only metalloid with 3 valence electrons
    Answer: Boron
    Boron (B) is the only metalloid with 3 valence electrons. It is essential in the manufacture of glass and ceramics.
19. The alkali metal that makes up table salt
    Answer: Sodium
    Sodium (Na) is an alkali metal that combines with chlorine to form sodium chloride (NaCl), the compound we know as table salt.
20. Its most common isotope has 5 neutrons
    Answer: Boron
    Boron (B) has a common isotope with 5 neutrons. Its atomic number is 5, meaning it has 5 protons, and the most common isotope has 5 neutrons.

These clues provide a great overview of key elements on the periodic table. Each answer is based on the element’s unique properties, atomic number, or place in the table.