Extra Credit Chemistry Crossword Puzzle

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Across
  1. 1. What term is used to describe atoms or ions that have the same number of electrons and, therefore, the same electronic configuration?
  2. 3. This formula of a chemical compound is the simplest whole number ratio of atoms present in a compound.
  3. 4. The term for a negatively charged ion, when an atom gains one or more electrons?
  4. 7. What group of elements on the periodic table are known for being highly reactive and form salt when combined with metals?
  5. 8. A term describing a group of elements in the periodic table, that are highly reactive. EX: Sodium, Lithium
  6. 11. Table- What is the chart that organizes the chemical elements?
  7. 13. Which particle, alongside protons, helps to stabilize the nucleus of an atom and is essential for the formation of isotopes?
  8. 14. What is it called when two or more elements chemically combined?
  9. 16. What is the term that is described as shiny, conductive, and malleable? EX: Copper, Iron, Gold
  10. 17. What is the smallest unit of matter that retains the properties of an element, consisting of a nucleus surrounded by electrons?
  11. 20. What subatomic particle has a negative charge and orbits the nucleus of an atoms?
Down
  1. 2. What term is used to describe a positively charged ion that has lost one or more electrons?
  2. 5. What is the principle that explains why atoms tend to gain, lose, or share electrons in order to achieve a stable electron configuration similar to that of noble gases?
  3. 6. What term describes ions that consist of more than one atom and carry a charge, often found in various chemical compounds?
  4. 9. The bond between two atoms, where electrons are shared to achieve stability is called___?
  5. 10. - A group of two or more atoms bonded together representing the smallest unit of a chemical compound
  6. 12. What term is used to describe a solution in which water is the solvent, often found in chemistry and biology?
  7. 15. What term describes a material's ability to be stretched into a wire without breaking, often used in reference to metals?
  8. 18. What term is used to describe an atom or molecule that has gained or lost one or more electrons, resulting in a net electric charge?
  9. 19. What subatomic particle, found in the nucleus of an atom, carries a positive charge and plays a key role in determining the identity of an element?